// shopping javacript


function confirmBuy(itemForm, buttonType)
{
	if (buttonType == "wishlist") {
		itemForm.cart.value = "WISHLIST";
	} else {
		itemForm.cart.value = "ADD";
	}
	var params = getProductParams(itemForm);
	var basePrice = params["base_price"];
	// check what options were selected and what options is active
	var returnedValues = checkOptions(itemForm);
	var selectedOptions = returnedValues[0];
	var activeOptions = returnedValues[1];
	// check options for requirements
	var prMessage = requiredProperty;
	var productName = params["item_name"];
	for (prID in activeOptions) {
		if (itemForm.elements["property_control_" + prID]) { // check if it is property control
			var prRequired = itemForm.elements["property_required_" + prID].value;
			var prControl = itemForm.elements["property_control_" + prID].value;
			if (prRequired == 1 && activeOptions[prID] && !selectedOptions[prID]) {
				var propertyName = itemForm.elements["property_name_" + prID].value;
				prMessage = prMessage.replace("\{property_name\}", propertyName);
				prMessage = prMessage.replace("\{product_name\}", productName);
				alert(prMessage);	
				if (prControl != "RADIOBUTTON" && prControl != "CHECKBOXLIST" && prControl != "TEXTBOXLIST" && prControl != "LABEL") {
					itemForm.elements["property_" + prID].focus();
				}
				return false;
			}
		}
	}
	// calculate price for selected options
	var propertiesPrice = calculateOptionsPrice(itemForm, selectedOptions);

	var productPrice = basePrice + params["comp_price"] + propertiesPrice;
	if (params["zero_product_action"] == 2 && productPrice == 0) {
		alert(params["zero_product_warn"]);
		return false;
	}
	if (buttonType == "wishlist") {
		var savedTypesHidden = "0";
		if (document.saved_types.saved_types_hidden) {
			// check if we don't need to show popup win
			savedTypesHidden = document.saved_types.saved_types_hidden.value; 
		}
		if (savedTypesHidden == "1") {
			// assign default type_id from hidden popup
			itemForm.saved_type_id.value = document.saved_types.type_id.value;
		}
		// check if type_id was selected 
		var savedTypeId = itemForm.saved_type_id.value;

		if (savedTypeId == "") {
			popupSavedTypes(itemForm);
		} else {
			itemForm.submit();
		}
		return false;
	} else if (confirmAdd == "1") {
		return confirm(addProduct);
	} else {
		return true;
	}
}

function confirmSubscription(itemForm)
{
	if (confirmAdd == "1") {
		return confirm(addSubscription);
	} else {
		return true;
	}
}

function addToWishlist()
{
	var formId = document.saved_types.form_id.value;
	if (formId != "") {
		var formName = "form_" + formId
		var itemForm = document.forms[formName];
		var typesTotal = parseInt(document.saved_types.saved_types_total.value);
		var typeId = "";
		if (typesTotal == 1) {
			var typeId = document.saved_types.type_id.value;
		} else if (typesTotal > 1) {
			var typeId = document.saved_types.type_id.options[document.saved_types.type_id.selectedIndex].value;
		}
		if (typeId != "") {
			itemForm.saved_type_id.value = typeId;
			hideSavedTypes();
			confirmBuy(itemForm, "wishlist");
		} else {
			alert("Please select a type");
		}
	} else {
		alert("Product wasn't selected");
	}
}

function popupSavedTypes(itemForm)
{                              	
	var params = getProductParams(itemForm);
	var formId = params["form_id"];
	document.saved_types.form_id.value = formId;
	var savedTypesShadow = document.getElementById("saved_types_shadow");
	var savedTypesWin = document.getElementById("saved_types_win");
	if (formId != "") {
		var wishlistButton = document.getElementById("wishlist_" + formId);
		savedTypesWin.style.left = (findPosX(wishlistButton, 0) - 150) + "px";
		savedTypesWin.style.top = (findPosY(wishlistButton, 0) - 100) + "px";
		var arrayPageSizeWithScroll = getPageSizeWithScroll();
		savedTypesShadow.style.height = arrayPageSizeWithScroll[1] + "px";
	}

	savedTypesWin.style.display = "block";			
	savedTypesShadow.style.display = "block";			
	hideSelectBoxes("saved_types_win", new Array("type_id"));
}

function hideSavedTypes()
{                              	
	document.saved_types.form_id.value = "";
	var savedTypesShadow = document.getElementById("saved_types_shadow");
	var savedTypesWin = document.getElementById("saved_types_win");
	savedTypesWin.style.display = "none";			
	savedTypesShadow.style.display = "none";			
	showSelectBoxes("saved_types_win");
}

function changeSavedType()
{
	var prevTypeId = document.saved_types.prev_type_id.value;
	var typeIdControl = document.saved_types.type_id;
	var selectedTypeId = typeIdControl.options[typeIdControl.selectedIndex].value;
	document.saved_types.prev_type_id.value = selectedTypeId;
	if (prevTypeId != selectedTypeId) {
		if (prevTypeId != "") {
			var typeDescBlock = document.getElementById("type_desc_" + prevTypeId);
			typeDescBlock.style.display = "none";			
		}
		if (selectedTypeId != "") {
			var typeDescBlock = document.getElementById("type_desc_" + selectedTypeId);
			typeDescBlock.style.display = "block";			
		}
	}
}

function changeProperty(itemForm)
{
	var selectedOptions = new Array();
	var priceControl = "";
	var htmlControl = false;
	var itemId = "";
	var taxPercent = 0;

	var params = getProductParams(itemForm);
	var taxNote = params["tax_note"];
	var pointsBase = params["base_points_price"];
	var prIDs = params["properties_ids"];
	var formId = params["form_id"];

	if (params["pe"] == "1") {
		return;
	}

	if (itemForm.tax_percent && itemForm.tax_percent.value != "") {
		taxPercent = parseFloat(itemForm.tax_percent.value);
		if (isNaN(taxPercent)) { taxPercent = 0; }
	}

	if (itemForm.add_id) {
		itemId = itemForm.add_id.value;
	} else if (itemForm.item_id) {
		itemId = itemForm.item_id.value;
	}
	if (itemId != "" && document.getElementById) {
		priceControl = document.getElementById("sales_price_" + itemId);
		if (!priceControl) {
			priceControl = document.getElementById("price_" + itemId);
		}
	} 
	var pointsPriceControl = document.getElementById("points_price_" + itemId);

	// check what options were selected and what options is active
	var returnedValues = checkOptions(itemForm);
	var selectedOptions = returnedValues[0];
	var activeOptions = returnedValues[1];
	// calculate price for selected options
	var totalAdditionalPrice = calculateOptionsPrice(itemForm, selectedOptions);

	// hide or show property blocks
	for (prID in activeOptions) {
		if (itemForm.elements["property_control_" + prID]) { // check if it is property control
			var propertyBlock = document.getElementById("pr_" + formId + "_" + prID);
			if (activeOptions[prID]) {
				propertyBlock.style.display = "block";				
			} else {
				propertyBlock.style.display = "none";				
			}
		}
	}

	// show hide image for subcomponents
	for (prID in activeOptions) {
		if (itemForm.elements["property_control_" + prID]) { // check if it is property control
			var prControl = itemForm.elements["property_control_" + prID].value;
			if (activeOptions[prID] && (prControl == "LISTBOX" || prControl == "RADIOBUTTON")) {
				var prValue = selectedOptions[prID];
	  
				var objId = formId + "_" + prID; // id for current product option
				if (prValue != "") {
					var image_button = document.getElementById("option_image_action_" + objId);
					if (!image_button) {
						var image_button       = document.createElement('a');				
						image_button.id        = "option_image_action_" + objId;
						image_button.href      = "#";
						image_button.onclick   = popupImage;
						image_button.style.display = "none";
						image_button.innerHTML = "<img src='images/icons/view_page.gif' alt='View' border='0'/>";
						var propertyObj = document.getElementById("pr_" + objId);
						if (propertyObj) { propertyObj.appendChild(image_button); }
					}				
					if (itemForm.elements["option_image_" + prValue]) {
						var image = itemForm.elements["option_image_" + prValue].value;
						if (itemForm.elements["option_image_action_" + prValue]) {
							image_button.onclick = (itemForm.elements["option_image_action_" + prValue].onclick);
						}					
						image_button.style.display = "inline";
						image_button.href  = image;
						image_button.title = itemForm.elements["property_" + prID].options[itemForm.elements["property_" + prID].selectedIndex].text;
					} else {
						image_button.style.display = "none";
					}
				} else {
					var image_button = document.getElementById("option_image_action_" + objId);
					if (image_button) {
						image_button.style.display = "none";
					}
				}
			}
		}
	}

	var basePrice = params["base_price"];
	var baseTax = 0;
	// check product quantity
	var quantity = 1;
	if (itemForm.quantity) {
		if (itemForm.quantity.selectedIndex) {
			quantity = parseInt(itemForm.quantity.options[itemForm.quantity.selectedIndex].value);
		} else {
			quantity = parseInt(itemForm.quantity.value);
		}
		if (isNaN(quantity)) { quantity = 1; } 
	}
	var isQuantityPrice = false;
	if(params["quantity_price"]) { 
		var prices = params["quantity_price"]; 
		if (prices != "") {
			prices = prices.split(",");
			for (var p = 0; p < prices.length; p = p + 5) {
				var minQuantity = parseInt(prices[p]);
				var maxQuantity = parseInt(prices[p + 1]);
				if (quantity >= minQuantity && quantity <= maxQuantity) {
					isQuantityPrice = true;
					basePrice = parseFloat(prices[p + 2]);
					baseTax = parseFloat(prices[p + 3]);
					var propertiesDiscount = parseFloat(prices[p + 4]);
					if (propertiesDiscount > 0) {
						totalAdditionalPrice -= (Math.round(totalAdditionalPrice * propertiesDiscount) / 100);
					}
					break;
				}
			}
		}
	}
	
	var price = basePrice + totalAdditionalPrice;
	var taxAmount = 0; var productPrice = 0; var taxPrice = 0; var priceExcl = 0;
	if (params["tax_prices_type"] == 1) {
		// price already includes tax
		if (isQuantityPrice) {
			taxPrice = Math.round((price) * 100) / 100; 
			taxAmount = baseTax; 
		} else {
			taxPrice = Math.round((price + params["comp_price"]) * 100) / 100; 
			taxAmount = (Math.round(price * 100) - Math.round(price * 10000 / ( 100 + taxPercent))) / 100; 
		}
		if (isQuantityPrice) {
			productPrice = Math.round((price - taxAmount) * 100) / 100;
		} else {
			productPrice = Math.round((price - taxAmount + params["comp_price"] - params["comp_tax"]) * 100) / 100;
		}
		priceExcl = productPrice;
	} else {
		if (isQuantityPrice) {
			taxAmount = baseTax; 
			productPrice = Math.round((price) * 100) / 100;
			taxPrice = Math.round((productPrice + taxAmount) * 100) / 100; 
		} else {
			taxAmount = Math.round(price * taxPercent) / 100; 
			productPrice = Math.round((price + params["comp_price"]) * 100) / 100;
			taxPrice = Math.round((productPrice + taxAmount + params["comp_tax"]) * 100) / 100; 
		}
		priceExcl = productPrice;
	}

	if (params["show_prices"] == 2) {
		productPrice = taxPrice;
		taxPrice = priceExcl;
	} else if (params["show_prices"] == 3) {
		productPrice = taxPrice;
	}

	if (priceControl) {
		if (params["zero_price_type"] != 0 && productPrice == 0) {
			if (params["zero_price_type"] == 1) { params["zero_price_message"] = ""; }
			priceControl.innerHTML = params["zero_price_message"];
		} else {
			priceControl.innerHTML = params["cleft"] + formatNumber(productPrice * params["crate"], params["cdecimals"], params["cpoint"], params["cseparator"]) + params["cright"];
		}
		priceBlockControl = document.getElementById("price_block_" + itemId);
		if (priceBlockControl) {
			if (params["zero_price_type"] == 1 && productPrice == 0) {
				priceBlockControl.style.display = "none";
			} else {
				priceBlockControl.style.display = "block";
			}
		}
	}
	taxPriceControl = document.getElementById("tax_price_" + itemId);
	if (taxPriceControl) {
		if (params["zero_price_type"] != 0 && taxPrice == 0) {
			taxPriceControl.innerHTML = "";
		} else {
			if (taxNote != "") { taxNote = " " + taxNote; }
			taxPriceControl.innerHTML = "(" + params["cleft"] + formatNumber(taxPrice * params["crate"], params["cdecimals"], params["cpoint"], params["cseparator"]) + params["cright"] + taxNote + ")";
		}
	}
	if (pointsPriceControl) {
		var pointsPrice = pointsBase + (totalAdditionalPrice * params["points_rate"]);
		pointsPriceControl.innerHTML = formatNumber(pointsPrice, params["points_decimals"]);
	}
}

function checkOptions(itemForm)
{
	var params = getProductParams(itemForm);
	var prIDs = params["properties_ids"];
	var selectedOptions = new Array();
	var activeOptions = new Array();
	var returnValues = new Array();

	// check first all selected options
	var prIDs = params["properties_ids"];
	if (prIDs != "") {
		var properties = prIDs.split(",");
		for ( var i = 0; i < properties.length; i++) {
			var prID = properties[i];
			var prValue = ""; 
			var prControl = itemForm.elements["property_control_" + prID].value;
			if (prControl == "LISTBOX") {
				prValue = itemForm.elements["property_" + prID].options[itemForm.elements["property_" + prID].selectedIndex].value;
				if (prValue != "") {
					selectedOptions[prID] = prValue;
				}
			} else if (prControl == "RADIOBUTTON") {
				var radioControl = itemForm.elements["property_" + prID];
				if (radioControl.length) {
					for ( var ri = 0; ri < radioControl.length; ri++) {
						if (radioControl[ri].checked) {
							prValue = radioControl[ri].value;
							break;
						}
					}
				} else {
					if (radioControl.checked) {
						prValue = radioControl.value;
					}
				}
				if (prValue != "") {
					selectedOptions[prID] = prValue;
				}
			} else if (prControl == "CHECKBOXLIST") {
				if (itemForm.elements["property_total_" + prID]) {
					var totalOptions = parseInt(itemForm.elements["property_total_" + prID].value);
					for ( var ci = 1; ci <= totalOptions; ci++) {
						if (itemForm.elements["property_" + prID + "_" + ci].checked) {
							var checkedValue = itemForm.elements["property_" + prID + "_" + ci].value;
							if (!selectedOptions[prID]) {
								selectedOptions[prID] = new Array();
							}
							selectedOptions[prID][checkedValue] = 1;
						}
					}
				} 
			} else if (prControl == "TEXTBOXLIST") {
				if (itemForm.elements["property_total_" + prID]) {
					var totalOptions = parseInt(itemForm.elements["property_total_" + prID].value);
					for ( var ci = 1; ci <= totalOptions; ci++) {
						if (itemForm.elements["property_" + prID + "_" + ci].value != "") {
							var valueId = itemForm.elements["property_value_" + prID + "_" + ci].value;
							var valueText = itemForm.elements["property_" + prID + "_" + ci].value;
							if (!selectedOptions[prID]) {
								selectedOptions[prID] = new Array();
							}
							selectedOptions[prID][valueId] = valueText;
						}
					}
				} 
			} else if (prControl == "LABEL"){
				// get from hidden control
				if (itemForm.elements["property_" + prID]) {
					prValue = itemForm.elements["property_" + prID].value;
					if (prValue != "") {
						selectedOptions[prID] = prValue;
					}
				}
			} else {
				prValue = itemForm.elements["property_" + prID].value;
				if (prValue != "") {
					selectedOptions[prID] = prValue;
				}
			}
		}
	}

	// second check for active options and correct selected options if necessary
	if (prIDs != "") {
		do {
			// save how many selected options we have at start
			var startSelectedNumber = selectedOptions.length;
			// check availability of parent options		
			var properties = prIDs.split(",");
			for ( var i = 0; i < properties.length; i++) {
				var prID = properties[i];
				var parentPropertyId = itemForm.elements["property_parent_id_" + prID].value;
				var parentValueId = itemForm.elements["property_parent_value_id_" + prID].value;
				var showProperty = true;
				if (parentPropertyId != "") {
					if (!selectedOptions[parentPropertyId]) {
						showProperty = false;
					} else if (parentValueId != "") {
						if (!selectedOptions[parentPropertyId][parentValueId] && selectedOptions[parentPropertyId] != parentValueId) {
							showProperty = false;
						}
					}
				}
				activeOptions[prID] = showProperty;
				if (!showProperty) {
					// delete from selected
					if (selectedOptions[prID]) {
						delete selectedOptions[prID];
					}
	  
					// clear all options
					var prControl = itemForm.elements["property_control_" + prID].value;
					if (prControl == "LISTBOX") {
						var selectedIndex = itemForm.elements["property_" + prID].selectedIndex;
						if (selectedIndex > 0) {
							itemForm.elements["property_" + prID].options[0].selected = true;
						}
					} else if (prControl == "RADIOBUTTON") {
						var radioControl = itemForm.elements["property_" + prID];
						if (radioControl.length) {
							for ( var ri = 0; ri < radioControl.length; ri++) {
								radioControl[ri].checked = false;
							}
						} else {
							radioControl.checked = false;
						}
	  
					} else if (prControl == "CHECKBOXLIST") {
						var totalOptions = parseInt(itemForm.elements["property_total_" + prID].value);
						for ( var ci = 1; ci <= totalOptions; ci++) {
							itemForm.elements["property_" + prID + "_" + ci].checked = false;
						}
					} else if (prControl == "TEXTBOXLIST") {
						var totalOptions = parseInt(itemForm.elements["property_total_" + prID].value);
						for ( var ci = 1; ci <= totalOptions; ci++) {
							itemForm.elements["property_" + prID + "_" + ci].value = "";
						}
					} else if (prControl == "TEXTBOX" || prControl == "TEXTAREA") {
						itemForm.elements["property_" + prID].value = "";
					}
				}
			}
		} while (startSelectedNumber != selectedOptions.length);
	}

	returnValues[0] = selectedOptions;
	returnValues[1] = activeOptions;

	return returnValues;
}

function calculateOptionsPrice(itemForm, selectedOptions)
{
	var params = getProductParams(itemForm);
	var propertiesPrice = 0;
	var prPrice = 0;
	for (prID in selectedOptions) {
		if (itemForm.elements["property_control_" + prID]) { // check if it is property control
			var usedControls = 0; var controlText = ""; var freeLetters = 0;
			var priceType = parseInt(itemForm.elements["property_price_type_" + prID].value);
			var priceAmount = parseFloat(itemForm.elements["property_price_" + prID].value);
			if (isNaN(priceAmount)) { priceAmount = 0; }
			var freePriceType = parseInt(itemForm.elements["property_free_price_type_" + prID].value);
			var freePriceAmount = itemForm.elements["property_free_price_amount_" + prID].value;
			var freeControls = 0;
			if (freePriceType == 1) {
				freePriceAmount = parseFloat(freePriceAmount);
			} else {
				freePriceAmount = parseInt(freePriceAmount);
			}
			if (isNaN(freePriceAmount)) { freePriceAmount = 0; }
			if (freePriceType == 2) {
				freeControls = freePriceAmount;
			} else if (freePriceType == 3 || freePriceType == 4) {
				freeLetters = freePriceAmount;
			}
	    
			var prControl = itemForm.elements["property_control_" + prID].value;
			if (prControl == "LISTBOX" || prControl == "RADIOBUTTON") {
				usedControls++;
				prPrice = getOptionPrice(itemForm, selectedOptions[prID]);
				propertiesPrice += prPrice;
			} else if (prControl == "CHECKBOXLIST" || prControl == "TEXTBOXLIST") {
				var values = selectedOptions[prID];
				for (valueId in values) {
					usedControls++;
					prPrice = getOptionPrice(itemForm, valueId);
					propertiesPrice += prPrice;
					if (prControl == "TEXTBOXLIST") {
						controlText += selectedOptions[prID][valueId];
						if (freeControls >= usedControls) {
							if (priceType == 3) {
								freeLetters = controlText.length;
							} else if (priceType == 4) {
								freeLetters = controlText.replace(/[\n\r\t\s]/g, "").length;
							}
						}
					}
				}	
			} else {
				usedControls++;
				if (prControl == "TEXTAREA" || prControl == "TEXTBOX") {
					controlText = selectedOptions[prID];
					if (freeControls >= usedControls) {
						if (priceType == 3) {
							freeLetters = controlText.length;
						} else if (priceType == 4) {
							freeLetters = controlText.replace(/[\n\r\t\s]/g, "").length;
						}
					}
				}
			}
			if (priceType == 1) {
				propertiesPrice += priceAmount;
			} else if (priceType == 2) {
				if (usedControls > freeControls) {
					propertiesPrice += (priceAmount * (usedControls - freeControls));
				}
			} else if (priceType == 3) {
				var textLength = controlText.length;
				if (textLength > freeLetters) {
					propertiesPrice += (priceAmount * (textLength - freeLetters));
				}
			} else if (priceType == 4) {
				var textLength = controlText.replace(/[\n\r\t\s]/g, "").length;
				if (textLength > freeLetters) {
					propertiesPrice += (priceAmount * (textLength - freeLetters));
				}
			}
			if (freePriceType == 1) {
				propertiesPrice -= freePriceAmount;
			}
		}
	}	
	return propertiesPrice;
}

function changeQuantity(itemForm)
{
	changeProperty(itemForm);
}

function properyImageUpload(uploadUrl)
{
	var uploadWin = window.open (uploadUrl, 'uploadWin', 'toolbar=no,location=no,directories=no,status=yes,menubar=no,scrollbars=yes,resizable=yes,width=400,height=300');
	uploadWin.focus();
}

function openPreviewWin(previewUrl, width, height)
{
	var previewWin = window.open (previewUrl, 'previewWin', 'left=0,top=0,toolbar=no,location=no,directories=no,status=yes,menubar=no,scrollbars=yes,resizable=yes,width=' + width + ',height=' + height);
	previewWin.focus();
	return false;
}

function openSuperImage(imageUrl, width, height)
{
	var scrollbars = "no";
	// add margins to image size
	if (width > 0 && height > 0) {
		width += 30; height += 30;
	}
	// check available sizes
	var availableHeight = window.screen.availHeight - 60;
	var availableWidth = window.screen.availWidth - 20;
	if (isNaN(availableHeight)) { availableHeight = 520; } 
	if (isNaN(availableWidth)) { availableWidth = 760; } 
	if (height > availableHeight || height == 0) { 
		height = availableHeight;
		scrollbars = "yes"; 
	}
	if (width > availableWidth || width == 0) {
		width = availableWidth;
		scrollbars = "yes";
	}
	var superImageWin = window.open (imageUrl, 'superImageWin', 'left=0,top=0,toolbar=no,location=no,directories=no,status=yes,menubar=no,scrollbars=' + scrollbars + ',resizable=yes,width=' + width + ',height=' + height);
	superImageWin.focus();
	return false;
}

function setFilePath(filepath, filetype, controlName, formId)
{
	if(filepath != "" && controlName != "" && formId != "")
	{
		var formName = "form_" + formId;
		document.forms[formName].elements[controlName].value = filepath;
		document.forms[formName].elements[controlName].focus();
	}
}

function getOptionPrice(itemForm, prValue)
{
	var optionPrice = 0;
	if (prValue != "") {
		if(itemForm.elements["option_price_" + prValue]) {
			optionPrice = parseFloat(itemForm.elements["option_price_" + prValue].value);
			if(isNaN(optionPrice)) {
				optionPrice = 0;
			}
		}
	}
	return optionPrice;
}

function formatNumber(numberValue, decimals, decimalPoint, thousandsSeparator)
{
	if (decimals == undefined) {
		decimals = 0;
	}
	if (thousandsSeparator == undefined) {
		thousandsSeparator = ",";
	}

	var numberParts = "";
	var roundValue = 1;
	for (var d = 0; d < decimals; d++) {
		roundValue *= 10;
	}
	numberValue = Math.round(numberValue * roundValue) / roundValue;
	var numberSign = "";
	if (numberValue < 0) {
		numberSign = "-";
		numberValue = Math.abs(numberValue);
	} 

	var numberText = new String(numberValue);
	var numberParts = numberText.split(".");
	var beforeDecimal = numberParts[0];
	var afterDecimal = "";
	numberText = "";
	if (numberParts.length == 2) {
		afterDecimal = numberParts[1];
	}
	while (beforeDecimal.length > 0) {
		if (beforeDecimal.length > 3) {
			numberText = thousandsSeparator + beforeDecimal.substring(beforeDecimal.length - 3, beforeDecimal.length) + numberText;
			beforeDecimal = beforeDecimal.substring(0, beforeDecimal.length - 3);
		} else {
			numberText = beforeDecimal + numberText;
			beforeDecimal = "";
		}
	}
	if (decimals > 0) {
		while (afterDecimal.length < decimals) {
			afterDecimal += "0";
		}
		if (decimalPoint == undefined) {
			decimalPoint = ".";
		}
		numberText += decimalPoint + afterDecimal;
	}
	numberText = numberSign + numberText;

	return numberText;
}

function getProductParams(itemForm)
{
	var params = new Array();
	var paramsList = itemForm.product_params.value; 
	var paramsPairs = paramsList.split("#");
	for (var p = 0; p < paramsPairs.length; p++) {
		var paramPair = paramsPairs[p];
		var equalPos = paramPair.indexOf("=");
		if(equalPos == -1) {
			params[paramPair] = "";
		} else {
			var paramName = paramPair.substring(0, equalPos);
			var paramValue = paramPair.substring(equalPos + 1, paramPair.length);
			paramValue = paramValue.replace(/%0D/g, "\r");
			paramValue = paramValue.replace(/%0A/g, "\n");
			paramValue = paramValue.replace(/%27/g, "'");
			paramValue = paramValue.replace(/%22/g, "\"");
			paramValue = paramValue.replace(/%26/g, "&");
			paramValue = paramValue.replace(/%2B/g, "+");
			paramValue = paramValue.replace(/%25/g, "%");
			paramValue = paramValue.replace(/%3D/g, "=");
			paramValue = paramValue.replace(/%7C/g, "|");
			paramValue = paramValue.replace(/%23/g, "#");
			params[paramName] = paramValue;
		}
	}
	// check params values
	var checkParams = new Array();
	checkParams["base_price"] = 0;
	checkParams["crate"] = 1;
	checkParams["pe"] = 0;
	checkParams["zero_product_action"] = 1;
	checkParams["zero_price_type"] = 0;
	checkParams["show_prices"] = 1;
	checkParams["tax_prices_type"] = 0;
	checkParams["points_rate"] = 1;
	checkParams["points_decimals"] = 0;
	checkParams["points_decimals"] = 0;
	checkParams["comp_price"] = 0;
	checkParams["comp_tax"] = 0;
	checkParams["base_points_price"] = 0;
	checkParams["base_reward_points"] = 0;
	checkParams["base_reward_credits"] = 0;
	for (paramName in checkParams) {
		if (params[paramName]) {
			params[paramName] = parseFloat(params[paramName]);
			if (isNaN(params[paramName])) { params[paramName] = checkParams[checkParams]; }
		} else {
			params[paramName] = checkParams[checkParams];
		}
	}
	return params;
}

function checkMaxLength(e, obj, maxLength, limitType)
{
	var key;
	if (window.event) {
		key = window.event.keyCode; //IE
	} else {
		key = e.which; //Firefox
	}
	var objText = obj.value;
	var selectedText = "";
  if (obj.selectionEnd) {
    selectedText = objText.substring(obj.selectionStart, obj.selectionEnd);
  } else if (document.selection && document.selection.createRange) {
    selectedText = document.selection.createRange().text;
  } 
	if (limitType == 3 || limitType == 4) {
		selectedText = selectedText.replace(/[\n\r\t\s]/g, "");
	}
	if (selectedText.length > 0) {
		return true;
	}
	if (key == 0 || key == 8 || key == 9 || key == 16 || key == 17 || key == 35 || key == 36 || key == 37 || key == 39 || key == 46 || key == 116) {
		return true;
	}

	if (limitType == 3 || limitType == 4) {
		objText = objText.replace(/[\n\r\t\s]/g, "");
	}
  return (objText.length < maxLength);
}

function checkBoxesMaxLength(e, obj, itemForm, prID, maxLength, limitType)
{
	var key;
	if (window.event) {
		key = window.event.keyCode; //IE
	} else {
		key = e.which; //Firefox
	}

	var objText = obj.value;
	var selectedText = "";
	var selectedText = "";
  if (obj.selectionEnd) {
    selectedText = objText.substring(obj.selectionStart, obj.selectionEnd);
  } else if (document.selection && document.selection.createRange) {
    selectedText = document.selection.createRange().text;
  } 
	if (limitType == 3 || limitType == 4) {
		selectedText = selectedText.replace(/[\n\r\t\s]/g, "");
	}
	if (selectedText.length > 0) {
		return true;
	}

	if (key == 0 || key == 8 || key == 9 || key == 16 || key == 17 || key == 35 || key == 36 || key == 37 || key == 39 || key == 46 || key == 116) {
		return true;
	}

	var totalOptions = parseInt(itemForm.elements["property_total_" + prID].value);
	var totalLength = 0;
	for ( var ci = 1; ci <= totalOptions; ci++) {
		if (itemForm.elements["property_" + prID + "_" + ci].value != "") {
			var valueText = itemForm.elements["property_" + prID + "_" + ci].value;
			if (limitType == 3 || limitType == 4) {
				valueText = valueText.replace(/[\n\r\t\s]/g, "");
			}
			totalLength += valueText.length;
		}
	}
  return (totalLength < maxLength);
}
/**
 * Copyright (c)2005-2009 Matt Kruse (javascripttoolbox.com)
 * 
 * Dual licensed under the MIT and GPL licenses. 
 * This basically means you can use this code however you want for
 * free, but don't claim to have written it yourself!
 * Donations always accepted: http://www.JavascriptToolbox.com/donate/
 * 
 * Please do not link to the .js files on javascripttoolbox.com from
 * your site. Copy the files locally to your server instead.
 * 
 */
/* ******************************************************************* */
/*   UTIL FUNCTIONS                                                    */
/* ******************************************************************* */
var Util = {'$VERSION':1.06};

// Util functions - these are GLOBAL so they
// look like built-in functions.

// Determine if an object is an array
function isArray(o) {
	return (o!=null && typeof(o)=="object" && typeof(o.length)=="number" && (o.length==0 || defined(o[0])));
};

// Determine if an object is an Object
function isObject(o) {
	return (o!=null && typeof(o)=="object" && defined(o.constructor) && o.constructor==Object && !defined(o.nodeName));
};

// Determine if a reference is defined

function defined(o) {

	return (typeof(o)!="undefined");
};

// Iterate over an array, object, or list of items and run code against each item
// Similar functionality to Perl's map() function
function map(func) {
	var i,j,o;
	var results = [];
	if (typeof(func)=="string") {
		func = new Function('$_',func);
	}
	for (i=1; i<arguments.length; i++) {
		o = arguments[i];
		if (isArray(o)) {
			for (j=0; j<o.length; j++) {
				results[results.length] = func(o[j]);
			}
		}
		else if (isObject(o)) {
			for (j in o) {
				results[results.length] = func(o[j]);
			}
		}
		else {
			results[results.length] = func(o);
		}
	}
	return results;
};

// Set default values in an object if they are undefined
function setDefaultValues(o,values) {
	if (!defined(o) || o==null) {
		o = {};
	}
	if (!defined(values) || values==null) {
		return o;
	}
	for (var val in values) {
		if (!defined(o[val])) {
			o[val] = values[val];
		}
	}
	return o;
};

/* ******************************************************************* */
/*   DEFAULT OBJECT PROTOTYPE ENHANCEMENTS                             */
/* ******************************************************************* */
// These functions add useful functionality to built-in objects
Array.prototype.contains = function(o) {
	var i,l;
	if (!(l = this.length)) { return false; }
	for (i=0; i<l; i++) {
		if (o==this[i]) {
			return true;
		}
	}
};

/* ******************************************************************* */
/*   DOM FUNCTIONS                                                     */
/* ******************************************************************* */
var DOM = (function() { 
	var dom = {};
	
	// Get a parent tag with a given nodename
	dom.getParentByTagName = function(o,tagNames) {
		if(o==null) { return null; }
		if (isArray(tagNames)) {
			tagNames = map("return $_.toUpperCase()",tagNames);
			while (o=o.parentNode) {
				if (o.nodeName && tagNames.contains(o.nodeName)) {
					return o;
				}
			}
		}
		else {
			tagNames = tagNames.toUpperCase();
			while (o=o.parentNode) {
				if (o.nodeName && tagNames==o.nodeName) {
					return o;
				}
			}
		}
		return null;
	};
	
	// Remove a node from its parent
	dom.removeNode = function(o) {
		if (o!=null && o.parentNode && o.parentNode.removeChild) {
			// First remove all attributes which are func references, to avoid memory leaks
			for (var i in o) {
				if (typeof(o[i])=="function") {
					o[i] = null;
				}
			}
			o.parentNode.removeChild(o);
			return true;
		}
		return false;
	};

	// Get the outer width in pixels of an object, including borders, padding, and margin
	dom.getOuterWidth = function(o) {
		if (defined(o.offsetWidth)) {
			return o.offsetWidth;
		}
		return null;
	};

	// Get the outer height in pixels of an object, including borders, padding, and margin
	dom.getOuterHeight = function(o) {
		if (defined(o.offsetHeight)) {
			return o.offsetHeight;
		}
		return null;
	};

	// Resolve an item, an array of items, or an object of items
	dom.resolve = function() {
		var results = new Array();
		var i,j,o;
		for (var i=0; i<arguments.length; i++) {
			var o = arguments[i];
			if (o==null) {
				if (arguments.length==1) {
					return null;
				}
				results[results.length] = null;
			}
			else if (typeof(o)=='string') {
				if (document.getElementById) {
					o = document.getElementById(o);
				}
				else if (document.all) {
					o = document.all[o];
				}
				if (arguments.length==1) {
					return o;
				}
				results[results.length] = o;
			}
			else if (isArray(o)) {
				for (j=0; j<o.length; j++) {
					results[results.length] = o[j];
				}
			}
			else if (isObject(o)) {
				for (j in o) {
					results[results.length] = o[j];
				}
			}
			else if (arguments.length==1) {
				return o;
			}
			else {
				results[results.length] = o;
			}
	  }
	  return results;
	};
	dom.$ = dom.resolve;
	
	return dom;
})();

/* ******************************************************************* */
/*   CSS FUNCTIONS                                                     */
/* ******************************************************************* */
var CSS = (function(){
	var css = {};

	// Convert an RGB string in the form "rgb (255, 255, 255)" to "#ffffff"
	css.rgb2hex = function(rgbString) {
		if (typeof(rgbString)!="string" || !defined(rgbString.match)) { return null; }
		var result = rgbString.match(/^\s*rgb\s*\(\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*/);
		if (result==null) { return rgbString; }
		var rgb = +result[1] << 16 | +result[2] << 8 | +result[3];
		var hex = "";
		var digits = "0123456789abcdef";
		while(rgb!=0) { 
			hex = digits.charAt(rgb&0xf)+hex; 
			rgb>>>=4; 
		} 
		while(hex.length<6) { hex='0'+hex; }
		return "#" + hex;
	};

	// Convert hyphen style names like border-width to camel case like borderWidth
	css.hyphen2camel = function(property) {
		if (!defined(property) || property==null) { return null; }
		if (property.indexOf("-")<0) { return property; }
		var str = "";
		var c = null;
		var l = property.length;
		for (var i=0; i<l; i++) {
			c = property.charAt(i);
			str += (c!="-")?c:property.charAt(++i).toUpperCase();
		}
		return str;
	};
	
	// Determine if an object or class string contains a given class.
	css.hasClass = function(obj,className) {
		if (!defined(obj) || obj==null || !RegExp) { return false; }
		var re = new RegExp("(^|\\s)" + className + "(\\s|$)");
		if (typeof(obj)=="string") {
			return re.test(obj);
		}
		else if (typeof(obj)=="object" && obj.className) {
			return re.test(obj.className);
		}
		return false;
	};
	
	// Add a class to an object
	css.addClass = function(obj,className) {
		if (typeof(obj)!="object" || obj==null || !defined(obj.className)) { return false; }
		if (obj.className==null || obj.className=='') { 
			obj.className = className; 
			return true; 
		}
		if (css.hasClass(obj,className)) { return true; }
		obj.className = obj.className + " " + className;
		return true;
	};
	
	// Remove a class from an object
	css.removeClass = function(obj,className) {
		if (typeof(obj)!="object" || obj==null || !defined(obj.className) || obj.className==null) { return false; }
		if (!css.hasClass(obj,className)) { return false; }
		var re = new RegExp("(^|\\s+)" + className + "(\\s+|$)");
		obj.className = obj.className.replace(re,' ');
		return true;
	};
	
	// Fully replace a class with a new one
	css.replaceClass = function(obj,className,newClassName) {
		if (typeof(obj)!="object" || obj==null || !defined(obj.className) || obj.className==null) { return false; }
		css.removeClass(obj,className);
		css.addClass(obj,newClassName);
		return true;
	};
	
	// Get the currently-applied style of an object
	css.getStyle = function(o, property) {
		if (o==null) { return null; }
		var val = null;
		var camelProperty = css.hyphen2camel(property);
		// Handle "float" property as a special case
		if (property=="float") {
			val = css.getStyle(o,"cssFloat");
			if (val==null) { 
				val = css.getStyle(o,"styleFloat"); 
			}
		}
		else if (o.currentStyle && defined(o.currentStyle[camelProperty])) {
			val = o.currentStyle[camelProperty];
		}
		else if (window.getComputedStyle) {
			val = window.getComputedStyle(o,null).getPropertyValue(property);
		}
		else if (o.style && defined(o.style[camelProperty])) {
			val = o.style[camelProperty];
		}
		// For color values, make the value consistent across browsers
		// Convert rgb() colors back to hex for consistency
		if (/^\s*rgb\s*\(/.test(val)) {
			val = css.rgb2hex(val);
		}
		// Lowercase all #hex values
		if (/^#/.test(val)) {
			val = val.toLowerCase();
		}
		return val;
	};
	css.get = css.getStyle;

	// Set a style on an object
	css.setStyle = function(o, property, value) {
		if (o==null || !defined(o.style) || !defined(property) || property==null || !defined(value)) { return false; }
		if (property=="float") {
			o.style["cssFloat"] = value;
			o.style["styleFloat"] = value;
		}
		else if (property=="opacity") {
			o.style['-moz-opacity'] = value;
			o.style['-khtml-opacity'] = value;
			o.style.opacity = value;
			if (defined(o.style.filter)) {
				o.style.filter = "alpha(opacity=" + value*100 + ")";
			}
		}
		else {
			o.style[css.hyphen2camel(property)] = value;
		}
		return true;
	};
	css.set = css.setStyle;
	
	// Get a unique ID which doesn't already exist on the page
	css.uniqueIdNumber=1000;
	css.createId = function(o) {
		if (defined(o) && o!=null && defined(o.id) && o.id!=null && o.id!="") { 
			return o.id;
		}
		var id = null;
		while (id==null || document.getElementById(id)!=null) {
			id = "ID_"+(css.uniqueIdNumber++);
		}
		if (defined(o) && o!=null && (!defined(o.id)||o.id=="")) {
			o.id = id;
		}
		return id;
	};
	
	return css;
})();

/* ******************************************************************* */
/*   EVENT FUNCTIONS                                                   */
/* ******************************************************************* */

var Event = (function(){
	var ev = {};
	
	// Resolve an event using IE's window.event if necessary
	// --------------------------------------------------------------------
	ev.resolve = function(e) {
		if (!defined(e) && defined(window.event)) {
			e = window.event;
		}
		return e;
	};
	
	// Add an event handler to a function
	// Note: Don't use 'this' within functions added using this method, since
	// the attachEvent and addEventListener models differ.
	// --------------------------------------------------------------------
	ev.add = function( obj, type, fn, capture ) {
		if (obj.addEventListener) {
			obj.addEventListener( type, fn, capture );
			return true;
		}
		else if (obj.attachEvent) {
			obj.attachEvent( "on"+type, fn );
			return true;
		}
		return false;
	};

	// Get the mouse position of an event
	// --------------------------------------------------------------------
	// PageX/Y, where they exist, are more reliable than ClientX/Y because 
	// of some browser bugs in Opera/Safari
	ev.getMouseX = function(e) {
		e = ev.resolve(e);
		if (defined(e.pageX)) {
			return e.pageX;
		}
		if (defined(e.clientX)) {
			return e.clientX+Screen.getScrollLeft();
		}
		return null;
	};
	ev.getMouseY = function(e) {
		e = ev.resolve(e);
		if (defined(e.pageY)) {
			return e.pageY;
		}
		if (defined(e.clientY)) {
			return e.clientY+Screen.getScrollTop();
		}
		return null;
	};

	// Stop the event from bubbling up to parent elements.
	// Two method names map to the same function
	// --------------------------------------------------------------------
	ev.cancelBubble = function(e) {
		e = ev.resolve(e);
		if (typeof(e.stopPropagation)=="function") { e.stopPropagation(); } 
		if (defined(e.cancelBubble)) { e.cancelBubble = true; }
	};
	ev.stopPropagation = ev.cancelBubble;

	// Prevent the default handling of the event to occur
	// --------------------------------------------------------------------
	ev.preventDefault = function(e) {
		e = ev.resolve(e);
		if (typeof(e.preventDefault)=="function") { e.preventDefault(); } 
		if (defined(e.returnValue)) { e.returnValue = false; }
	};
	
	return ev;
})();

/* ******************************************************************* */
/*   SCREEN FUNCTIONS                                                  */
/* ******************************************************************* */
var Screen = (function() {
	var screen = {};

	// Get a reference to the body
	// --------------------------------------------------------------------
	screen.getBody = function() {
		if (document.body) {
			return document.body;
		}
		if (document.getElementsByTagName) {
			var bodies = document.getElementsByTagName("BODY");
			if (bodies!=null && bodies.length>0) {
				return bodies[0];
			}
		}
		return null;
	};

	// Get the amount that the main document has scrolled from top
	// --------------------------------------------------------------------
	screen.getScrollTop = function() {
		if (document.documentElement && defined(document.documentElement.scrollTop) && document.documentElement.scrollTop>0) {
			return document.documentElement.scrollTop;
		}
		if (document.body && defined(document.body.scrollTop)) {
			return document.body.scrollTop;
		}
		return null;
	};
	
	// Get the amount that the main document has scrolled from left
	// --------------------------------------------------------------------
	screen.getScrollLeft = function() {
		if (document.documentElement && defined(document.documentElement.scrollLeft) && document.documentElement.scrollLeft>0) {
			return document.documentElement.scrollLeft;
		}
		if (document.body && defined(document.body.scrollLeft)) {
			return document.body.scrollLeft;
		}
		return null;
	};
	
	// Util function to default a bad number to 0
	// --------------------------------------------------------------------
	screen.zero = function(n) {
		return (!defined(n) || isNaN(n))?0:n;
	};

	// Get the width of the entire document
	// --------------------------------------------------------------------
	screen.getDocumentWidth = function() {
		var width = 0;
		var body = screen.getBody();
		if (document.documentElement && (!document.compatMode || document.compatMode=="CSS1Compat")) {
		    var rightMargin = parseInt(CSS.get(body,'marginRight'),10) || 0;
		    var leftMargin = parseInt(CSS.get(body,'marginLeft'), 10) || 0;
			width = Math.max(body.offsetWidth + leftMargin + rightMargin, document.documentElement.clientWidth);
		}
		else {
			width =  Math.max(body.clientWidth, body.scrollWidth);
		}
		if (isNaN(width) || width==0) {
			width = screen.zero(self.innerWidth);
		}
		return width;
	};
	
	// Get the height of the entire document
	// --------------------------------------------------------------------
	screen.getDocumentHeight = function() {
		var body = screen.getBody();
		var innerHeight = (defined(self.innerHeight)&&!isNaN(self.innerHeight))?self.innerHeight:0;
		if (document.documentElement && (!document.compatMode || document.compatMode=="CSS1Compat")) {
		    var topMargin = parseInt(CSS.get(body,'marginTop'),10) || 0;
		    var bottomMargin = parseInt(CSS.get(body,'marginBottom'), 10) || 0;
			return Math.max(body.offsetHeight + topMargin + bottomMargin, document.documentElement.clientHeight, document.documentElement.scrollHeight, screen.zero(self.innerHeight));
		}
		return Math.max(body.scrollHeight, body.clientHeight, screen.zero(self.innerHeight));
	};
	
	// Get the width of the viewport (viewable area) in the browser window
	// --------------------------------------------------------------------
	screen.getViewportWidth = function() {
		if (document.documentElement && (!document.compatMode || document.compatMode=="CSS1Compat")) {
			return document.documentElement.clientWidth;
		}
		else if (document.compatMode && document.body) {
			return document.body.clientWidth;
		}
		return screen.zero(self.innerWidth);
	};
	
	// Get the height of the viewport (viewable area) in the browser window
	// --------------------------------------------------------------------
	screen.getViewportHeight = function() {
		if (!window.opera && document.documentElement && (!document.compatMode || document.compatMode=="CSS1Compat")) {
			return document.documentElement.clientHeight;
		}
		else if (document.compatMode && !window.opera && document.body) {
			return document.body.clientHeight;
		}
		return screen.zero(self.innerHeight);
	};

	return screen;
})();var Sort = (function(){
	var sort = {};
	sort.AlphaNumeric = function(a,b) {
		if (a==b) { return 0; }
		if (a<b) { return -1; }
		return 1;
	};

	sort.Default = sort.AlphaNumeric;
	
	sort.NumericConversion = function(val) {
		if (typeof(val)!="number") {
			if (typeof(val)=="string") {
				val = parseFloat(val.replace(/,/g,''));
				if (isNaN(val) || val==null) { val=0; }
			}
			else {
				val = 0;
			}
		}
		return val;
	};
	
	sort.Numeric = function(a,b) {
		return sort.NumericConversion(a)-sort.NumericConversion(b);
	};

	sort.IgnoreCaseConversion = function(val) {
		if (val==null) { val=""; }
		return (""+val).toLowerCase();
	};

	sort.IgnoreCase = function(a,b) {
		return sort.AlphaNumeric(sort.IgnoreCaseConversion(a),sort.IgnoreCaseConversion(b));
	};

	sort.CurrencyConversion = function(val) {
		if (typeof(val)=="string") {
			val = val.replace(/^[^\d\.]/,'');
		}
		return sort.NumericConversion(val);
	};
	
	sort.Currency = function(a,b) {
		return sort.Numeric(sort.CurrencyConversion(a),sort.CurrencyConversion(b));
	};
	
	sort.DateConversion = function(val) {
		// inner util function to parse date formats
		function getdate(str) {
			// inner util function to convert 2-digit years to 4
			function fixYear(yr) {
				yr = +yr;
				if (yr<50) { yr += 2000; }
				else if (yr<100) { yr += 1900; }
				return yr;
			};
			var ret;
			// YYYY-MM-DD
			if (ret=str.match(/(\d{2,4})-(\d{1,2})-(\d{1,2})/)) {
				return (fixYear(ret[1])*10000) + (ret[2]*100) + (+ret[3]);
			}
			// MM/DD/YY[YY] or MM-DD-YY[YY]
			if (ret=str.match(/(\d{1,2})[\/-](\d{1,2})[\/-](\d{2,4})/)) {
				return (fixYear(ret[3])*10000) + (ret[1]*100) + (+ret[2]);
			}
			return 99999999; // So non-parsed dates will be last, not first
		};
		return getdate(val);
	};

	sort.Date = function(a,b) {
		return sort.Numeric(sort.DateConversion(a),sort.DateConversion(b));
	};

	return sort;
})();

var Position = (function() {
	// Resolve a string identifier to an object
	// ========================================
	function resolveObject(s) {
		if (document.getElementById && document.getElementById(s)!=null) {
			return document.getElementById(s);
		}
		else if (document.all && document.all[s]!=null) {
			return document.all[s];
		}
		else if (document.anchors && document.anchors.length && document.anchors.length>0 && document.anchors[0].x) {
			for (var i=0; i<document.anchors.length; i++) {
				if (document.anchors[i].name==s) { 
					return document.anchors[i]
				}
			}
		}
	}
	
	var pos = {};
	pos.$VERSION = 1.0;
	
	// Set the position of an object
	// =============================
	pos.set = function(o,left,top) {
		if (typeof(o)=="string") {
			o = resolveObject(o);
		}
		if (o==null || !o.style) {
			return false;
		}
		
		// If the second parameter is an object, it is assumed to be the result of getPosition()
		if (typeof(left)=="object") {
			var pos = left;
			left = pos.left;
			top = pos.top;
		}
		
		o.style.left = left + "px";
		o.style.top = top + "px";
		return true;
	};
	
	// Retrieve the position and size of an object
	// ===========================================
	pos.get = function(o) {
		var fixBrowserQuirks = true;
			// If a string is passed in instead of an object ref, resolve it
		if (typeof(o)=="string") {
			o = resolveObject(o);
		}
		
		if (o==null) {
			return null;
		}
		
		var left = 0;
		var top = 0;
		var width = 0;
		var height = 0;
		var parentNode = null;
		var offsetParent = null;
	
		
		offsetParent = o.offsetParent;
		var originalObject = o;
		var el = o; // "el" will be nodes as we walk up, "o" will be saved for offsetParent references
		while (el.parentNode!=null) {
			el = el.parentNode;
			if (el.offsetParent==null) {
			}
			else {
				var considerScroll = true;
				/*
				In Opera, if parentNode of the first object is scrollable, then offsetLeft/offsetTop already 
				take its scroll position into account. If elements further up the chain are scrollable, their 
				scroll offsets still need to be added in. And for some reason, TR nodes have a scrolltop value
				which must be ignored.
				*/
				if (fixBrowserQuirks && window.opera) {
					if (el==originalObject.parentNode || el.nodeName=="TR") {
						considerScroll = false;
					}
				}
				if (considerScroll) {
					if (el.scrollTop && el.scrollTop>0) {
						top -= el.scrollTop;
					}
					if (el.scrollLeft && el.scrollLeft>0) {
						left -= el.scrollLeft;
					}
				}
			}
			// If this node is also the offsetParent, add on the offsets and reset to the new offsetParent
			if (el == offsetParent) {
				left += o.offsetLeft;
				if (el.clientLeft && el.nodeName!="TABLE") { 
					left += el.clientLeft;
				}
				top += o.offsetTop;
				if (el.clientTop && el.nodeName!="TABLE") {
					top += el.clientTop;
				}
				o = el;
				if (o.offsetParent==null) {
					if (o.offsetLeft) {
						left += o.offsetLeft;
					}
					if (o.offsetTop) {
						top += o.offsetTop;
					}
				}
				offsetParent = o.offsetParent;
			}
		}
		
	
		if (originalObject.offsetWidth) {
			width = originalObject.offsetWidth;
		}
		if (originalObject.offsetHeight) {
			height = originalObject.offsetHeight;
		}
		
		return {'left':left, 'top':top, 'width':width, 'height':height
				};
	};
	
	// Retrieve the position of an object's center point
	// =================================================
	pos.getCenter = function(o) {
		var c = this.get(o);
		if (c==null) { return null; }
		c.left = c.left + (c.width/2);
		c.top = c.top + (c.height/2);
		return c;
	};
	
	return pos;
})();// CLASS CONSTRUCTOR
// --------------------------------------------------------------------
var Popup = function(div, options) {
	this.div = defined(div)?div:null;
	this.index = Popup.maxIndex++;
	this.ref = "Popup.objects["+this.index+"]";
	Popup.objects[this.index] = this;
	// Store a reference to the DIV by id, also
	if (typeof(this.div)=="string") {
		Popup.objectsById[this.div] = this;
	}
	if (defined(this.div) && this.div!=null && defined(this.div.id)) {
		Popup.objectsById[this.div.id] = this.div.id;
	}
	// Apply passed-in options
	if (defined(options) && options!=null && typeof(options)=="object") {
		for (var i in options) {
			this[i] = options[i];
		}
	}
	return this;
};

// CLASS PROPERTIES
// --------------------------------------------------------------------
// Index of popup objects, to maintain a global reference if necessary
Popup.maxIndex = 0;
Popup.objects = {};
Popup.objectsById = {};

// The z-index value that popups will start at
Popup.minZIndex = 101;

// Class names to assign to other objects
Popup.screenClass = "PopupScreen";
Popup.iframeClass = "PopupIframe";
Popup.screenIframeClass = "PopupScreenIframe";

// CLASS METHODS
// --------------------------------------------------------------------

// Hide all currently-visible non-modal dialogs
Popup.hideAll = function() {
	for (var i in Popup.objects) {
		var p = Popup.objects[i];
		if (!p.modal && p.autoHide) {
			p.hide();
		}
	}
};
// Catch global events as a trigger to hide auto-hide popups
Event.add(document, "mouseup", Popup.hideAll, false);

// A simple class method to show a popup without creating an instance
Popup.show = function(divObject, referenceObject, position, options, modal) {
	var popup;

	if (defined(divObject)) { 
	
		popup = new Popup(divObject);
		
	}
	else {
		popup = new Popup();
		popup.destroyDivOnHide = true;
		
	}
	if (defined(referenceObject)) { popup.reference = DOM.resolve(referenceObject); }
	if (defined(position)) { popup.position = position; }
	if (defined(options) && options!=null && typeof(options)=="object") {
		for (var i in options) {
			popup[i] = options[i];
		}
		
	}
	if (typeof(modal)=="boolean") {
		popup.modal = modal;
		
	}
	popup.destroyObjectsOnHide = true;
		
	popup.show();
			return popup;
};

// A simple class method to show a modal popup
Popup.showModal = function(divObject, referenceObject, position, options) {
	Popup.show(divObject, referenceObject, position, options, true);
};

// A method to retrieve a popup object based on a div ID
Popup.get = function(divId) {
	if (defined(Popup.objectsById[divId])) {
		return Popup.objectsById[divId];
	}
	return null;
};

// A method to hide a popup based on a div id
Popup.hide = function(divId) {
	var popup = Popup.get(divId);
	if (popup!=null) {
		popup.hide();
	}
};

// PROTOTYPE PROPERTIES
// --------------------------------------------------------------------
Popup.prototype.content = null;
Popup.prototype.className = "PopupDiv";
Popup.prototype.style = null; // Styles to be applied to the DIV
Popup.prototype.width = null;
Popup.prototype.height = null;
Popup.prototype.top = null;
Popup.prototype.left = null;
Popup.prototype.offsetLeft = 0;
Popup.prototype.offsetTop = 0;
Popup.prototype.constrainToScreen = true;
Popup.prototype.autoHide = true;
Popup.prototype.useIframeShim = false; /*@cc_on @*/ /*@if (@_win32) {Popup.prototype.useIframeShim = true;} @end @*/ 
Popup.prototype.iframe = null;
Popup.prototype.position = null; // vertical: "above top center bottom below", horizontal: "adjacent-left,left,center,right,adjacent-right"
Popup.prototype.reference = null;
Popup.prototype.modal = false;
Popup.prototype.destroyDivOnHide = false;
Popup.prototype.destroyObjectsOnHide = false;
Popup.prototype.screen = null;
Popup.prototype.screenIframeShim = null;
Popup.prototype.screenOpacity=.4;
Popup.prototype.screenColor="#cccccc";

// INSTANCE METHODS
// --------------------------------------------------------------------

// Show the popup
// --------------------------------------------------------------------
Popup.prototype.show = function(options, modal) {
	this.modal = this.modal || (typeof(modal)=="boolean" && modal);
	if (defined(options) && options!=null && typeof(options)=="object") {
		for (var i in options) {
			this[i] = options[i];
		}
	}
	this.div = DOM.resolve(this.div);
	CSS.setStyle(this.div,'position','absolute');
	
	// If there is no div pre-defined to use, create one
	if (this.div==null) {
		this.div = this.createDiv();
	}
	if (this.content!=null) {
		this.div.innerHTML = this.content;
		this.content = null;
	}
	if (this.className!=null) {
		this.div.className = this.className;
	}
	if (this.style!=null) {
		this.applyStyle();
	}
	if (this.width!=null) {
		this.div.style.width = this.width+"px";
		this.div.style.overflowX="auto";
	}
	if (this.height!=null) {
		this.div.style.height = this.height+"px";
		this.div.style.overflowY="auto";
	}

	// Do the actual display - this is a separate method so display transitions can be implemented
	this.transition();
	
	// Make sure clicks on the DIV don't bubble up to the document
	this.div.onclick = function(e) { 
		Event.cancelBubble(Event.resolve(e));
	};
	this.div.onmouseup = this.div.onclick;
	
	// Focus to the DIV if possible	
	if (this.modal && this.div.focus) {
		this.div.focus();
	}
};

// Show the popup but make it modal
// --------------------------------------------------------------------
Popup.prototype.transition = function() {
	if (this.modal) {
		this.addScreen();
	}
	
	// Make the DIV displayed but hidden so its size can be measured
	CSS.setStyle(this.div,'visibility','hidden');
	CSS.setStyle(this.div,'display','block');

	// Position the popup
	this.setPosition();

	// Add the shim if necessary	
	if (this.useIframeShim) {
		this.addIframeShim();
	}

	// Make sure the DIV is higher than the shim
	this.div.style.zIndex = Popup.minZIndex++;

	CSS.setStyle(this.div,'display','block');
	CSS.setStyle(this.div,'visibility','visible');
};

// Show the popup but make it modal
// --------------------------------------------------------------------
Popup.prototype.showModal = function(options) {
	this.show(options,true);
};

// Apply user styles to the DIV
// --------------------------------------------------------------------
Popup.prototype.applyStyle = function() {
	if (this.div!=null && this.style!=null && typeof(this.style)=="object") {
		for (var i in this.style) {
			this.div.style[i] = this.style[i];
		}
	}
};

// Hide the popup
// --------------------------------------------------------------------
Popup.prototype.hide = function() {
	// If this was a temp object creating on-the-fly, then remove objects from the DOM so
	// The document doesn't get littered with extra objects
	if (this.destroyDivOnHide) {
		DOM.removeNode(this.div);
		this.div = null;
		delete Popup.objects[this.id];
	}
	else if (this.div!=null) {
		CSS.setStyle(this.div,'display','none');
	}

	if (this.destroyObjectsOnHide) {
		DOM.removeNode(this.iframe);
		DOM.removeNode(this.screen);
		DOM.removeNode(this.screenIframeShim);
	}
	else {
		if (this.iframe!=null) {
			this.iframe.style.display = "none";
		}
		if (this.screen!=null) {
			this.screen.style.display = "none";
		}
		if (this.screenIframeShim!=null) {
			this.screenIframeShim.style.display = "none";
		}
	}
};

// Util funcs for position
// --------------------------------------------------------------------
Popup.prototype.setTop = function(top) {
	this.div.style.top = top+"px";
};
Popup.prototype.setLeft = function(left) {
	this.div.style.left = left+"px";
};
Popup.prototype.getTop = function() {
	return parseInt(CSS.getStyle(this.div,"top"),10);
};
Popup.prototype.getLeft = function() {
	return parseInt(CSS.getStyle(this.div,"left"),10);
};

// All the logic to position the popup based on various criteria
// --------------------------------------------------------------------
Popup.prototype.setPosition = function() {
	if (this.position!=null) {
		var m = this.position.match(/^(\S+)\s+(\S+)/); 
		if (m!=null && m.length==3) {
			var v = m[1];
			var h = m[2];

			var ref = this.reference;
			if (ref==null) { ref = Screen.getBody(); }
			var p = Position.get(ref);
			var refTop = p.top;
			var refLeft = p.left;
			var refWidth = DOM.getOuterWidth(ref);
			var refHeight = DOM.getOuterHeight(ref);
			
			var width = DOM.getOuterWidth(this.div);
			var height = DOM.getOuterHeight(this.div);
			
			var scrollLeft = Screen.getScrollLeft();
			var scrollTop = Screen.getScrollTop();

			// Set vertical position relative to reference object
			if (v=="above") { this.setTop(refTop-height+this.offsetTop); }
			else if (v=="top") { this.setTop(refTop+this.offsetTop); }
			else if (v=="center") { this.setTop(refTop+(refHeight/2)-(height/2)+this.offsetTop); }
			else if (v=="bottom") { this.setTop(refTop+refHeight-height+this.offsetTop); }
			else if (v=="below") { this.setTop(refTop+refHeight+this.offsetTop); }

			// Set horizontal position relative to reference object
			if (h=="adjacent-left") { this.setLeft(refLeft-width+this.offsetLeft); }
			else if (h=="left") { this.setLeft(refLeft+this.offsetLeft); }
			else if (h=="center") { this.setLeft(refLeft+(refWidth/2)-(width/2)+this.offsetLeft); }
			else if (h=="right") { this.setLeft(refLeft+refWidth-width+this.offsetLeft); }
			else if (h=="adjacent-right") { this.setLeft(refLeft+refWidth+this.offsetLeft); }
		}
	}
	else if (this.top==null && this.left==null) {
		this.center();
	}
	else {
		if (this.top==null) { this.top=0; }
		if (this.left==null) { this.left=0; }
		this.div.style.top = this.top+this.offsetTop+"px";
		this.div.style.left = this.left+this.offsetLeft+"px";
	}

	// Re-position to make sure it stays on the screen
	if (this.constrainToScreen) {
		this.fitToScreen();
	}
};

// Append an object to the body
// --------------------------------------------------------------------
Popup.prototype.appendToBody = function(o) {
	var body = Screen.getBody();
	if (body && body.appendChild) {
		body.appendChild(o);
	}
};

// Create a new DIV object to be used for a popup
// --------------------------------------------------------------------
Popup.prototype.createDiv = function() {
	if (document.createElement) {
		var d = document.createElement("DIV");
		d.style.position="absolute";
		d.style.display="block";
		d.style.visibility="hidden";
		this.appendToBody(d);
		return d;
	}
	alert("ERROR: Couldn't create DIV element in Popup.prototype.createDiv()");
	return null;
};

// Create a new IFRAME object to be used behind the popup
// --------------------------------------------------------------------
Popup.prototype.createIframe = function() {
	if (document.createElement) {
		var i= document.createElement("IFRAME");
		i.style.position="absolute";
		i.style.display="block";
		i.style.visibility="hidden";
		i.style.background="none";
		this.appendToBody(i);
		return i;
	}
	else {
		alert("ERROR: Couldn't create IFRAME object in Popup.prototype.createIframe()");
	}
};

// Add an IFRAME shim for the DIV
// --------------------------------------------------------------------
Popup.prototype.addIframeShim = function() {
	if (this.iframe==null) {
		this.iframe = this.createIframe();
	}
	this.iframe.className = Popup.iframeClass;
	CSS.setStyle(this.iframe,'top',this.getTop()+"px");
	CSS.setStyle(this.iframe,'left',this.getLeft()+"px");
	CSS.setStyle(this.iframe,'width',DOM.getOuterWidth(this.div) + "px");
	CSS.setStyle(this.iframe,'height',DOM.getOuterHeight(this.div) + "px");
	CSS.setStyle(this.iframe,'zIndex',Popup.minZIndex++);
	CSS.setStyle(this.iframe,'opacity',0);
	CSS.setStyle(this.iframe,'visibility','visible');
	CSS.setStyle(this.iframe,'display','block');
};

// Create a "screen" to make a popup modal
// --------------------------------------------------------------------
Popup.prototype.addScreen = function() {
	if (this.screen==null) {
		this.screen = this.createDiv();
		this.screen.style.top="0px";
		this.screen.style.left="0px";
		this.screen.style.backgroundColor = this.screenColor;
		this.screen.className=Popup.screenClass;;
		CSS.setStyle(this.screen,"opacity",this.screenOpacity);
		this.screen.onclick = function(e) { Event.cancelBubble(Event.resolve(e)); }
	}
	if (this.screenIframeShim==null) {
		this.screenIframeShim = this.createIframe();
		this.screenIframeShim.style.top="0px";
		this.screenIframeShim.style.left="0px";
		this.screenIframeShim.className=Popup.screenIframeClass;
		CSS.setStyle(this.screenIframeShim,"opacity",0);
	}
	this.screen.style.width = Screen.getDocumentWidth()+"px";
	this.screen.style.height = Screen.getDocumentHeight()+"px";
	this.screenIframeShim.style.width = Screen.getDocumentWidth()+"px";
	this.screenIframeShim.style.height = Screen.getDocumentHeight()+"px";
	this.screenIframeShim.style.zIndex = Popup.minZIndex++;
	this.screenIframeShim.style.visibility="visible";
	this.screenIframeShim.style.display="block";
	this.screen.style.zIndex = Popup.minZIndex++;
	this.screen.style.visibility="visible";
	this.screen.style.display="block";
};

// Re-position the DIV so it stays on the screen
// --------------------------------------------------------------------
Popup.prototype.fitToScreen = function() {
	var width = DOM.getOuterWidth(this.div);
	var height = DOM.getOuterHeight(this.div);
	var top = this.getTop();
	var left = this.getLeft();
	
	var clientWidth = Screen.getViewportWidth();
	var clientHeight = Screen.getViewportHeight();
	
	var scrollLeft = Screen.getScrollLeft();
	var scrollTop = Screen.getScrollTop();

	if (top-scrollTop+height>clientHeight) {
		top = top - ((top+height) - (scrollTop+clientHeight));
		this.div.style.top = top + "px";
	}
	if (left-scrollLeft+width>clientWidth) {
		left = left - ((left+width) - (scrollLeft+clientWidth));
		this.div.style.left = left + "px";
	}
	if (top<scrollTop) {
		this.div.style.top=scrollTop+"px";
	}
	if (left<scrollLeft) {
		this.div.style.left=scrollLeft+"px";
	}
};

// Center the DIV object
// --------------------------------------------------------------------
Popup.prototype.center = function() {
	var left = DOM.getOuterWidth(this.div);
	var top = DOM.getOuterHeight(this.div);
	if (isNaN(left)) { left=0; }
	if (isNaN(top)) { top=0; }	
	var clientW = Screen.getViewportWidth();
	var clientH = Screen.getViewportHeight();
	if (clientW!=null && clientH!=null) {
		top = (clientH-top)/2;
		left = (clientW-left)/2;
	}
	top += Screen.getScrollTop();
	left += Screen.getScrollLeft();
	
	this.div.style.top = top+this.offsetTop+"px";
	this.div.style.left = left+this.offsetLeft+"px";
};