/*
 * cmdatatagutils.js
 *
 * Coremetrics Tag v3.1, 2/28/2002
 * COPYRIGHT 1999-2002 COREMETRICS, INC. 
 * ALL RIGHTS RESERVED. U.S.PATENT PENDING
 *
 * The following functions aid in the creation of Coremetrics data tags.
 *
 */


// TAG GENERATING FUNCTIONS ---------------------------------------------------
cm_ClientID         = "90018751";
cm_TrackLink        = "A";
cm_TrackImpressions = "S";

/*
 * Calling this function points tags to the production database
 */
function cmSetProduction(){
	cm_HOST="data.coremetrics.com/eluminate?"; 
}

/*
 * Creates a Tech Props tag.
 * pageID		: required. Page ID to set on this Pageview tag
 */
function cmCreateTechPropsTag(pageID, categoryID) {
	if (pageID) {
		var cm=new _cm("tid", "6", "vn2", "e4.0");
		cm.pc="Y";
		cm.pi = pageID;
		cm.cg = categoryID;

		// if available, override the referrer with the frameset referrer
		if (parent.cm_ref != null) {
			cm.rf = parent.cm_ref;
			parent.cm_ref = document.URL;
		}
		cm.addTP();
		cm.writeImg();
	}
}

/*
 * Creates a Pageview tag with the given Page ID
 *
 * pageID		: required. Page ID to set on this Pageview tag
 * searchString	: optional. Internal search string enterred by user to reach
 *				  this page.
 * categoryID	: optional. Category ID to set on this Pageview tag
 *
 * returns nothing, causes a document.write of an image request for this tag.
 */
function cmCreatePageviewTag(pageID, searchString, categoryID, numResults) {
	if (pageID == null) {
		pageID = getDefaultPageID();
	}
	var cm = new _cm("tid", "1", "vn2", "e4.0");
	
	if (pageID){
		cm.pi = pageID;
	}
	if (numResults){
		cm.sr = numResults;
	}
	if (searchString){
		cm.se = searchString;
	}
	if (categoryID) {
		cm.cg = categoryID;
	}
		

	// if available, override the referrer with the frameset referrer
	if (parent.cm_ref != null) {
		cm.rf = parent.cm_ref;
		parent.cm_ref = document.URL;
	}

	cm.writeImg();
}

/*
 * Creates a Pageview tag with the default value for Page ID. 
 * Format of Page ID is "x/y/z/MyPage.asp"
 *
 * returns nothing, causes a document.write of an image request for this tag.
 */
function cmCreateDefaultPageviewTag() {
	cmCreatePageviewTag(getDefaultPageID(), null, null);
}

/*
 * Creates a Productview Tag
 * Also creates a Pageview Tag by setting pc="Y"
 * Format of Page ID is "PRODUCT: <Product Name> (<Product ID>)"
 *
 * productID	: required. Product ID to set on this Productview tag
 * productName	: required. Product Name to set on this Productview tag
 * categoryID	: optional. Category ID to set on this Productview tag 
 *
 * returns nothing, causes a document.write of an image request for this tag.
 */
function cmCreateProductviewTag(productID, productName, categoryID) {
	var cm = new _cm("tid", "5", "vn2", "e4.0");

	if (productName == null) {
		productName = "";
	}

	// if available, override the referrer with the frameset referrer
	if (parent.cm_ref != null) {
		cm.rf = parent.cm_ref;
		parent.cm_ref = document.URL;
	}

	cm.pr = productID;
	cm.pm = productName + " (" + productID + ")";
	cm.cg = categoryID;

	cm.pc = "Y";
	cm.pi = "PRODUCT: " + productName + " (" + productID + ")";

	cm.writeImg();
}

/*
 * Creates a Pageview tag appropriate for category pages.
 * Format of Page ID is "CATEGORY: <category Name> (<category ID>) <PAGE x>"
 *
 * categoryID	: required. Category ID to set on this Pageview tag and in 
 *				  the Page ID.
 * categoryName	: required. Category Name to set on this Pageview tag and in
 *				  the Page ID.
 * pageNumber	: optional. If appropriate, the current page number for this
 *				  category.  Only page numbers greater than "1" will be 
 *				  added to the Page ID.
 *
 * returns nothing, causes a document.write of an image request for this tag.
 */
function cmCreateCategoryPageviewTag(categoryID, categoryName, pageNumber) {
	if (categoryID && categoryName) {
		if (pageNumber && (pageNumber != "") && (pageNumber != "1")) {
			cmCreatePageviewTag("CATEGORY: " + categoryName + " (" + categoryID 
								+ ")" + " PAGE " + pageNumber, null, 
								categoryID);
		} else {
			cmCreatePageviewTag("CATEGORY: " + removeHTML(categoryName) + " (" + categoryID
								+ ")", null, categoryID);
		}
	}
}

/*
 * Creates a Pageview tag appropriate for category pages.
 * Format of Page ID is "SUB CATEGORY: <category Name> (<category ID>) <PAGE x>"
 *
 * categoryID	: required. Category ID to set on this Pageview tag and in 
 *				  the Page ID.
 * categoryName	: required. Category Name to set on this Pageview tag and in
 *				  the Page ID.
 * pageNumber	: optional. If appropriate, the current page number for this
 *				  category.  Only page numbers greater than "1" will be 
 *				  added to the Page ID.
 *
 * returns nothing, causes a document.write of an image request for this tag.
 */
function cmCreateSubCategoryPageviewTag(categoryID, categoryName, pageNumber) {
	if (categoryID && categoryName) {
		if (pageNumber && (pageNumber != "") && (pageNumber != "1")) {
			cmCreatePageviewTag("SUB CATEGORY: " + removeHTML(categoryName) + " (" + categoryID 
								+ ")" + " PAGE " + pageNumber, null, 
								categoryID);
		} else {
			cmCreatePageviewTag("SUB CATEGORY: " + removeHTML(categoryName) + " (" + categoryID
								+ ")", null, categoryID);
		}
	}
}

/*
 * Creates a Pageview tag appropriate for category pages.
 * Format of Page ID is "PROD LIST: <category Name> (<category ID>) <PAGE x>"
 *
 * categoryID	: required. Category ID to set on this Pageview tag and in 
 *				  the Page ID.
 * categoryName	: required. Category Name to set on this Pageview tag and in
 *				  the Page ID.
 * pageNumber	: optional. If appropriate, the current page number for this
 *				  category.  Only page numbers greater than "1" will be 
 *				  added to the Page ID.
 *
 * returns nothing, causes a document.write of an image request for this tag.
 */
function cmCreateProdlistPageviewTag(categoryID, categoryName, pageNumber) {
	if (categoryID && categoryName) {
		if (pageNumber && (pageNumber != "") && (pageNumber != "1")) {
			cmCreatePageviewTag("PROD LIST: " + removeHTML(categoryName) + " (" + categoryID 
								+ ")" + " PAGE " + pageNumber, null, 
								categoryID);
		} else {
			cmCreatePageviewTag("PROD LIST: " + removeHTML(categoryName) + " (" + categoryID
								+ ")", null, categoryID);
		}
	}
}

/*
 * Creates a Shop tag with Action 5 (Shopping Cart)
 *
 * productID	: required. Product ID to set on this Shop tag
 * quantity	: required. Quantity to set on this Shop tag
 * productPrice	: required. Price of one unit of this product
 * categoryID	: optional. Category to set on this Shop tag
 *
 * returns nothing, causes a document.write of an image request for this tag.
 */
function cmCreateShopAction5Tag(productID, productName, productQuantity, productPrice, categoryID){
	
	var cm = new _cm("tid", "4", "vn2", "e4.0");
	cm.at = "5";
	cm.pr = productID;
	cm.pm = productName + " (" + productID + ")";
	cm.qt = productQuantity;
	cm.bp = trimCurrency(productPrice);
	if (categoryID) {
		cm.cg = categoryID;
	}

	cm.writeImg();
}

/*
 * Creates a Shop tag with Action 9 (Order Receipt / Confirmed)
 *
 * productID	: required. Product ID to set on this Shop tag
 * productName	: required. Product Name to set on this Shop tag
 * quantity		: required. Quantity to set on this Shop tag
 * productPrice	: required. Price of one unit of this product
 * customerID	: required. ID of customer making the purchase
 * orderID		: required. ID of order this lineitem belongs to
 * orderTotal	: required. Total price of order this lineitem belongs to
 * categoryID	: optional. Category to set on this Shop tag
 *
 * returns nothing, causes a document.write of an image request for this tag.
 */
function cmCreateShopAction9Tag(productID, productName, productQuantity,
				productPrice, customerID, orderID,
				orderTotal, categoryID) {
	var cm = new _cm("tid", "4", "vn2", "e4.0");
	cm.at = "9";
	cm.pr = productID;
	cm.qt = productQuantity;
	cm.pm = productName + " (" + productID + ")";
	cm.bp = trimCurrency(productPrice);
	cm.cd = customerID;
	cm.on = orderID;
	cm.tr = trimCurrency(orderTotal);

	if (categoryID) {
		cm.cg = categoryID;
	}

	cm.writeImg();
}

/*
 * Creates an Order tag
 *
 * orderID			: required. Order ID of this order
 * orderTotal		: required. Total of this order (minus tax and shipping)
 * orderSKUData		: required. String representation of all lineitems
 * orderShipping	: required. Shipping charge for this order
 * customerID		: required. Customer ID that placed this order
 * customerCity		: optional. City of Customer that placed this order
 * customerState	: optional. State of Customer that placed this order
 * customerZIP		: optional. Zipcode of Customer that placed this order
 *
 * returns nothing, causes a document.write of an image request for this tag.
 */
function cmCreateOrderTag(orderID, orderTotal, orderSKUData, orderShipping,
						customerID, customerCity, customerState, customerZIP) {
	var cm = new _cm("tid", "3", "vn2", "e4.0");
	cm.on = orderID;
	cm.tr = trimCurrency(orderTotal);
	cm.osk = orderSKUData;
	cm.sg = trimCurrency(orderShipping);
	cm.cd = customerID;
	cm.sa = customerState;
	cm.ct = customerCity;
	cm.zp = customerZIP;

	cm.writeImg();
}

/*
 * Creates a Registration tag and/or a Newsletter tag
 *
 * customerID        : required for Registration. ID of Customer to register.
 * customerEmail    : required for Newsletters. Optional for Registration.
 * customerCity        : optional. City of Customer that placed this order
 * customerState    : optional. State of Customer that placed this order
 * customerZIP        : optional. Zipcode of Customer that placed this order
 * newsletterName    : required for Newsletters. The name of the Newsletter.
 * subscribe        : required for Newsletters. Either "Y" or "N"
 *
 * returns nothing, causes a document.write of an image request for this tag.
 */
function cmCreateRegistrationTag(	customerID,
									customerEmail,
									customerCity,
									customerState,
									customerZIP,
									newsletterName,
									subscribe) {
	var cm = new _cm("tid", "2", "vn2", "e4.0");
	cm.cd = customerID;
	cm.em = customerEmail;
	cm.sa = customerState;
	cm.ct = customerCity;
	cm.zp = customerZIP;

	if (newsletterName && subscribe) {
		cm.nl = newsletterName;
		cm.sd = subscribe;
	}

	// Makes this tag act like a page view.  Make sure there are NO OTHER
	// page view tags on a page.
	cm.pi = getDefaultPageID();
	cm.pc="Y";
	cm.writeImg();
}

/* Creates an Error Tag
 *
 * returns nothing, causes a document.write of an image request for this tag.
 */
function cmCreateErrorTag(ErrorPage) {
	var cm=new _cm("tid", "404", "vn2", "e4.0");  //DO NOT CHANGE THESE PARAMETERS
	
	// get the referrer from the frameset
	if (parent.cm_ref != null) {
		cm.rf = parent.cm_ref;
		parent.cm_ref = document.URL;
	}

	cm.pc = "Y";

	// Remove any periods from ErrorPage		
	cm.pi = ErrorPage.replace(".","");
	cm.writeImg();
}

// HELPER FUNCTIONS -----------------------------------------------------------
/* These functions are used by the tag-generating functions and/or may be used
 * in in general as convenience functions
 */

/*
 * Creates an acceptable default Page ID value to use for Pageview tags.
 * The default Page ID is based on the URL, and consists of the path and
 * filename (without the protocol, domain and query string).
 * 
 * example:
 * returns "x/y/MyPage.asp" for the URL http://www.mysite.com/x/y/MyPage.asp
 */
function getDefaultPageID() { 
	var pageName = window.location.pathname; 

	// eliminates everything after "?" (for Opera browswers)
	var tempIndex1 = pageName.indexOf("?");
	if (tempIndex1 != -1) {
		pageName = pageName.substr(0, tempIndex1);
	}
	// eliminates everything after "#" (for Opera browswers)
	var tempIndex2 = pageName.indexOf("#");
	if (tempIndex2 != -1) {
		pageName = pageName.substr(0, tempIndex2);
	}
	// eliminates everything after ";"
	var tempIndex3 = pageName.indexOf(";");
	if (tempIndex3 != -1) {
		pageName = pageName.substr(0, tempIndex3);
	}

	var slashPos = pageName.lastIndexOf("/");
	if (slashPos == pageName.length - 1) {
		pageName = pageName + "index.jsp"; /****************** SET TO DEFAULT DOC NAME */
	}

	while (pageName.indexOf("/") == 0) {
		pageName = pageName.substr(1,pageName.length);
	}

	// Bombay only
	pageName = pageName.replace("webapp/wcs/stores/servlet/","");
	pageName = cleanWebSphereView(pageName);
	return(pageName); 
} 

function trimCurrency(dollarValue) {
	var decimalPos = dollarValue.indexOf(".");

	if (dollarValue.substr(decimalPos,dollarValue.length-decimalPos-1).length>2) {
		dollarValue= dollarValue.substr(0,decimalPos+3);
	}

	return dollarValue.replace("$","");
}
function cleanWebSphereView(pageName) { 
	// First, find all occurrences of lower-case letters 
	// followed by upper-case ones and place a space 
	// in between 

	re=/(\w+)([a-z])([A-Z])(\w+)/; 

	while (pageName.search(re) != -1) {
		pageName = pageName.replace(re,"$1$2 $3$4");
	}

	// Finally, remove the string " View" from the page name
	return pageName.replace(" View",""); 
} 


function removeHTML(theString) {
	re = /(\w*)(<[^<>]*>)(\w*)/;
	return replaceAllOccurrences(theString,re,"$1$3");
}

function replaceAllOccurrences(str, regExpression, replExpression) {
	while (str.search(regExpression) != -1) {
		//alert(str);
		str = str.replace(regExpression,replExpression);
	}

	return str;
}

if (defaultNormalize == null) { var defaultNormalize = null; }

/* This normalization function takes a list of parameters and parses out
   all url parameters that ARE in that list.  This only handles the simple case of 
   basic url parameters in the query string.  */
function myNormalizeURL(url, isHref) {

   var newURL = url;
   if (isHref) {
	    
		var questMarkIndex = newURL.indexOf("?");
		var endParamString = newURL.substring(questMarkIndex, newURL.length);
		var tempQuestString = newURL.substring(0, questMarkIndex-1); 
		if (questMarkIndex != -1) 
	   {
			var firstHyphen = tempQuestString.indexOf("-");
			if (firstHyphen != -1)
			{
				var hyphenString = tempQuestString.substring(firstHyphen + 1, tempQuestString.length);
				var secondHyphen = hyphenString.indexOf("-");
				var backSlashString = tempQuestString.substring(0, firstHyphen - 1);
				var backSlash = backSlashString.indexOf("/");
				if (secondHyphen == 7 && hyphenString.length == 14 && (backSlash = backSlashString.length - 4))
				{
					var beginString = tempQuestString.substring(0, questMarkIndex-20);
					newURL = beginString + endParamString;
				}
			}			
		}
		else if (questMarkIndex == -1)
		{
			var firstHyphen2 = newURL.indexOf("-");
			if (firstHyphen2 != -1)
			{
				var hyphenString2 = newURL.substring(firstHyphen2 + 1, newURL.length);
				var secondHyphen2 = hyphenString2.indexOf("-");
				var backSlashString2 = newURL.substring(0, firstHyphen2 - 1);
				var backSlash2 = backSlashString2.indexOf("/");
				if (secondHyphen2 == 7 && hyphenString2.length == 15 && (backSlash2 = backSlashString2.length - 4))
				{
					var beginString2 = newURL.substring(0, newURL.length-20);
					newURL = beginString2;
				}			
			}
		}
	    if (defaultNormalize != null) {
	        newURL = defaultNormalize(newURL, isHref);
	    }
	}		
    return newURL;
}


// install normalization
if (document.cmTagCtl != null) {
    var func = "" + document.cmTagCtl.normalizeURL;
    if (func.indexOf('myNormalizeURL') == -1) {
        defaultNormalize = document.cmTagCtl.normalizeURL;
        document.cmTagCtl.normalizeURL = myNormalizeURL;
    }
}

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