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/*
 * cmdatatagutils.js
 * $Id$
 * $Revision$
 *
 * Version 4.1.0 - Content Template
 *
 * Coremetrics Tag v4.0, 8/7/2006
 * COPYRIGHT 1999-2002 COREMETRICS, INC.
 * ALL RIGHTS RESERVED. U.S.PATENT PENDING
 *
 * The following functions aid in the creation of Coremetrics data tags.
 *
 */

var cm_exAttr=new Array;
var cm_ClientID = "90225578";
var cm_TrackLink = "A";
var cm_TrackImpressions = "RS";
cm_JSFEnabled = true;

var cmJv = "1.0";
if (typeof(isNaN) == "function") cmJv = "1.1";
if (typeof(isFinite) == "function") cmJv = "1.2";
if (typeof(NaN) == "number") cmJv = "1.3";
if (typeof(decodeURI) == "function") cmJv = "1.5";
if (typeof(Array.forEach) == "function") cmJv = "1.6";
if (typeof(Iterator) == "object") cmJv = "1.7";

var cmCheckCMEMFlag = true;

/* TAG GENERATING FUNCTIONS */

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

function cmCreateManualImpressionTag(pageID, trackSP, trackRE) {
        // insert code to get pageID from cmTagControl if pageID is null
        cmMakeTag(["tid","9","pi",pageID,"cm_sp",trackSP,"cm_re",trackRE,"st",cm_ClientTS]);
}

function cmCreateManualLinkClickTag(href,name,pageID) {
    if (cmCreateLinkTag == null && cM != null) {
        var cmCreateLinkTag = cM;
    }
    if (cmCreateLinkTag != null) {
        var dt = new Date();
        cmLnkT3 = dt.getTime();
        href=cG7.normalizeURL(href,true);
        cmCreateLinkTag(cm_ClientTS, cmLnkT3, name, href, false, pageID);
    }
}

/* manual PageviewTag for off site page tagging.  Allows client to supply URL and Referring URL
*/
function cmCreateManualPageviewTag(pageID, categoryID,DestinationURL,ReferringURL) {
    cmMakeTag(["tid","1","pi",pageID,"cg",categoryID,"ul",DestinationURL,"rf",ReferringURL]);
}

function cmCreatePageElementTag(elementID, elementCategory, pageID, pageCategoryID, elementLocation,attributes) {
if (attributes){
        var cm_exAttr=new Array;
        cm_exAttr=attributes.split("-_-");
    }
    cmMakeTag(["tid","15","eid",elementID,"ecat",elementCategory,"pflg","0","pid",pageID,"pcat",pageCategoryID,"eloc",elementLocation,"cm_exAttr",cm_exAttr]);
}

/*
 * Creates a Tech Props tag.
 * pageID        : required. Page ID to set on this Pageview tag
 */
function cmCreateTechPropsTag(pageID, categoryID,attributes) {
    if(pageID == null) { pageID = cmGetDefaultPageID(); }
    if (attributes){
        var cm_exAttr=new Array;
        cm_exAttr=attributes.split("-_-");
    }
    cmMakeTag(["tid","6","pi",pageID,"cg",categoryID,"pc","Y","cm_exAttr",cm_exAttr]);
}

/*
 * Creates a Pageview tag with the given Page ID
 *
 * pageID    : required. Page ID to set on this Pageview tag
 * categoryID    : optional. Category ID to set on this Pageview tag
 * searchString    : optional. Internal search string enterred by user to reach
 *                  this page.
 *
 *
 */
function cmCreatePageviewTag(pageID, categoryID, searchString, searchResults,attributes) {
    if (pageID == null) { pageID = cmGetDefaultPageID(); }
    if (attributes){
        var cm_exAttr=new Array;
        cm_exAttr=attributes.split("-_-");
    }
    cmMakeTag(["tid","1","pi",pageID,"cg",categoryID,"se",searchString,"sr",searchResults,"cm_exAttr",cm_exAttr]);
}

/*
 * Creates a Pageview tag with the default value for Page ID.
 * Format of Page ID is "x/y/z/MyPage.asp"
 *
 *
 */
function cmCreateDefaultPageviewTag(categoryID) {
    cmCreatePageviewTag(cmGetDefaultPageID(), categoryID);
}

/*
 * Creates a Conversion Event tag
 *
 * eventID            : required. Conversion event ID
 * actionType        : required. 1=conversion initiation, 2=conversion completion
 * categoryID        : optional. Category for the event
 * points            : optional. Point value to assign to conversion.
 */
 function cmCreateConversionEventTag(eventID, actionType, categoryID, points,attributes) {
    if (attributes){
        var cm_exAttr=new Array;
        cm_exAttr=attributes.split("-_-");
    }
    cmMakeTag(["tid","14","cid",eventID,"cat",actionType,"ccid",categoryID,"cpt",points,"cm_exAttr",cm_exAttr]);
 }

/*
 * 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"
 *
 */
function cmCreateRegistrationTag(customerID, customerEmail, customerCity,
                customerState, customerZIP, newsletterName,
                subscribe) {
    cmMakeTag(["tid","2","cd",customerID,"em",customerEmail,"ct",customerCity,"sa",customerState,"zp",customerZIP,"nl",newsletterName,"sd",subscribe]);
}

/* Creates an Error Tag
 *
 */
function cmCreateErrorTag(pageID, categoryID) {
    if(pageID == null) {
        pageID = cmGetDefaultPageID();
    }
    cmMakeTag(["tid","404","pi",pageID,"cg",categoryID,"pc","Y"]);
}

function cmMakeTag(__v) {
    var cm = new _cm("vn2", "e4.0");
    var i;
    for (i = 0; i < __v.length; i += 2) {
        var _n = __v[i];
        var _v = __v[i + 1];
        cm[_n] = _v;
    }

    var datestamp = new Date();
    var stamp = (Math.floor(Math.random() * 11111111)) + datestamp.valueOf();
    cm.rnd = stamp;

    if (cm.tid == "6") {
        cm.addTP();
        document.cookie = "cmTPSet=Y; path=/";
    }

    if (cm.tid == "1") {
        if (cI("cmTPSet") != 'Y') {
            cm.tid = "6";
            cm.pc = "Y";
            cm.addTP();
            document.cookie = "cmTPSet=Y; path=/";
        }
    }

    if (cm.tid != "4" && typeof(cm.cm_exAttr)!="undefined"){
        switch(cm.tid){
            case "6":
                prefix="pv";
                break;
            case "1":
                prefix="pv";
                break;
            case "5":
                prefix="pr";
                break;
            case "3":
                prefix="o";
                break;
            case "14":
                prefix="c";
                break;
            case "15":
                prefix="e";
                break;
            default:
                break;
        }
        var attrNum=cm.cm_exAttr.length;
        if (attrNum>15){
            attrNum=15;
        }
        for (i=0;i<attrNum;i++){
            Attval=prefix+"_a"+(i+1);
            cm[Attval]=cm.cm_exAttr[i];
        }
        cm.cm_exAttr=null;
    }
    if ((cm.pi == null) && (cm.pc == "Y")) {
        cm.pi = cmGetDefaultPageID();
    }

    try{
        if (parent.cm_ref != null) {
            cm.rf = parent.cm_ref;
            if (cm.pc == "Y") {
                parent.cm_ref = document.URL;
            }
        }

        // if parent had mmc variables and this is the first pageview, add mmc to this url
        if(parent.cm_set_mmc) {
            cm.ul = document.location.href +
                    ((document.location.href.indexOf("?") < 0) ? "?" : "&") +
                    parent.cm_mmc_params;
            if (cm.pc == "Y") {
                parent.cm_ref = cm.ul;
                parent.cm_set_mmc = false;
            }
        }
    }
    catch(err){}

    if (cm.ul == null) {
        cm.ul = window.location.href;
    }

    //check for manual_cm_mmc parameter;
    if (this.manual_cm_mmc != null) {
        cm.ul = cm.ul + ((cm.ul.indexOf("&") == -1) ? ((cm.ul.indexOf("?") == -1) ? "?" : "&") : "&") + "cm_mmc=" + this.manual_cm_mmc;
    }

    // convert MMC parameters to lowercase;
    cm.ul = cm.ul.replace(/cm_mmc/gi,"cm_mmc");
    cm.ul = cm.ul.replace(/cm_ven/gi,"cm_ven");
    cm.ul = cm.ul.replace(/cm_cat/gi,"cm_cat");
    cm.ul = cm.ul.replace(/cm_pla/gi,"cm_pla");
    cm.ul = cm.ul.replace(/cm_ite/gi,"cm_ite");
    if (cmCheckCMEMFlag){cmStartTagSet();}
    cm.writeImg();
    if (cmCheckCMEMFlag) {
        cmCheckCMEMFlag = false;
        cmCheckCMEM();
        cmSendTagSet();
    }

}

// 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 cmGetDefaultPageID() {
    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 + "default.asp"; /****************** SET TO DEFAULT DOC NAME */
    }

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

    return(pageName);
}

function cmIndexOfParameter (parameter, inString) {
    return inString.indexOf(parameter);
}

function cmExtractParameter (parameter, inString) {
    if (cmIndexOfParameter(parameter, inString) == -1) {
        return null;
    }
    var s = inString;
    var begin = s.indexOf(parameter);
    var end = s.indexOf("&", begin);
    if (end == -1) {
        end = s.length;
    }
    var middle = s.indexOf("=", begin);
    return s.substring(middle + 1, end);
}

function cmRemoveParameter (parameter, inString) {
    if (cmIndexOfParameter(parameter, inString) == -1) {
        return inString;
    }
    var s = inString;
    var begin = s.indexOf(parameter);
    var start = (begin - 1);
    var end = s.indexOf("&", begin);
    if (end == -1) {
        end = s.length;
    }
    if (s.substring(start, begin) == "?") {    // retain leading "?"
        start = (start + 1);
        end = (end + 1);
    }
    return s.substring(0, start) + s.substring(end, s.length);
}

function cmCheckCMEM() {
    if (cmIndexOfParameter("cm_em",document.location.href) != -1){
        var emailAddress = cmExtractParameter("cm_em",document.location.href);
        if (emailAddress.indexOf(":")>-1){
            emailAddress=emailAddress.substring(emailAddress.indexOf(":")+1);
        }
        cmCreateRegistrationTag(emailAddress,emailAddress);
    }
    if (cmIndexOfParameter("cm_lm",document.location.href) != -1){
        var emailAddress = cmExtractParameter("cm_lm",document.location.href);
        if (emailAddress.indexOf(":")>-1){
            emailAddress=emailAddress.substring(emailAddress.indexOf(":")+1);
        }
        cmCreateRegistrationTag(emailAddress,emailAddress);
    }
}

// custom Link Click handler to send pageview tag upon download click
function cmCustomLinkClickHandler(link) {
    // check pageID for the download page
    if ((link.href.indexOf(".pdf") > -1)
        || (link.href.indexOf(".doc") > -1)
        || (link.href.indexOf(".xls") > -1)
    ) {
        var DownloadfileName = link.href.substring(link.href.lastIndexOf('/')+1);
        cmCreatePageviewTag(DownloadfileName,"Downloads",null,null);
    }
}

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

function myNormalizeURL(url, isHref) {
    var newURL = url;
    // ... transform newURL here ...
    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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