function lib_bwcheck()
{ 
    this.ver=navigator.appVersion;
    this.agent=navigator.userAgent
    this.dom=document.getElementById?1:0
    this.win = (navigator.appVersion.indexOf("Win")>0);
    this.xwin = (navigator.appVersion.indexOf("X11")>0);
    this.ie5=(this.ver.indexOf("MSIE 5")>-1 && this.dom)?1:0;
    this.ie6=(this.ver.indexOf("MSIE 6")>-1 && this.dom)?1:0;
    this.ie4=(document.all && !this.dom)?1:0;
    this.ie=this.ie4||this.ie5||this.ie6
    this.mac=this.agent.indexOf("Mac")>-1
    this.opera5=this.agent.indexOf("Opera 5")>-1
    this.ns6=(this.dom && parseInt(this.ver) >= 5) ?1:0;
    this.ns4=(document.layers && !this.dom)?1:0;
    this.bw=(this.ie6 || this.ie5 || this.ie4 || this.ns4 || this.ns6 || this.opera5 || this.dom || false);
    this.width = null;
    this.height = null;
return this
} 
function getObjectById( ID )
{ 
    var bw = new lib_bwcheck();
    if (bw.ns6) return document.getElementById(ID);
    else if(bw.ns) return document.layers[ID];
    else return document.all[ID];
}

function setCookies()
{
    var reffer=document.referrer;
    if(reffer.toLowerCase().indexOf(".google.") == -1)
    {
        
        if(location.href.indexOf("?")==-1)
        {
            return;
        }
        var queryString = location.href.substring(location.href.indexOf("?") + 1);
        if(queryString.indexOf("=") != -1)
        {
            getObjectById("if_marketChannel").src = "http://www.meinwowgold.de/iframe/SetChannelCookie.aspx?" + queryString;
        }
    }
    else
    {
        var queryString ="";
        
        if(reffer.indexOf("?")==-1)
        {
            return;
        }
        if(location.href.indexOf("utm_source=") != -1)
        {
            queryString="GoogleCookie=Google";
            var myUrl=location.href.toLowerCase();
        
            if(myUrl.indexOf("utm_campaign") != -1)
            {
                var myIndex=myUrl.indexOf("utm_campaign");
                var KeyValueString=myUrl.substring(myIndex);//获取utm_campaign以后的键值对字符�?
                
                var KeyValueArray=KeyValueString.split('&');
                var campaignValue=KeyValueArray[0].split('=')[1];
                
                queryString="GoogleCookie=Google_"+campaignValue;
                
                if(myUrl.indexOf("utm_term") != -1)
                {
                    myIndex=myUrl.indexOf("utm_term");
                    KeyValueString=myUrl.substring(myIndex);
                    var KeyValueArray=KeyValueString.split('&');
                    var teamValue=KeyValueArray[0].split('=')[1];
                
                    queryString +="_" + teamValue;
                }
            }
        }
        else if(reffer.indexOf("&q=") != -1 || reffer.indexOf("?q=") != -1)
        {
            var myIndex=reffer.indexOf("&q=")==-1?reffer.indexOf("?q="):reffer.indexOf("&q=");
            var KeyValueString=reffer.substring(myIndex+1);//获取&q=以后的键值对字符�?
            var KeyValueArray=KeyValueString.split('&');
            var Keyword= KeyValueArray[0].split('=')[1];
            queryString="GoogleCookie=GoogleFree_"+Keyword.replace("+"," ");
        }
    }
  getObjectById("if_marketChannel").src = "http://www.meinwowgold.de/iframe/SetChannelCookie.aspx?" + queryString;
}