//gets the query param value in the url
function getQueryParam( name ) {
	name = name.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");
	var regexS = "[\\?&]"+name+"=([^&#]*)";
	var regex = new RegExp( regexS );
	var results = regex.exec( document.referrer );
	if( results == null )
		return "";
	else
		return results[1];
} 	

function setCookie(name,value,expiredays) {
	var exdate=new Date();
	exdate.setDate(exdate.getDate()+expiredays);
	document.cookie=name+ "=" +escape(value)+
	((expiredays==null) ? "" : ";expires="+exdate.toUTCString())+";path=/";
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
        while (c.charAt(0)==' ') c = c.substring(1,c.length);
        if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
    }
    return null;
}

var dr = document.referrer;
var dstart=dr.indexOf('//')>-1?dr.indexOf('//')+2:0;
var dend=dr.indexOf('/',dstart)?dr.indexOf('/',dstart):dr.length;
var rsd=dr.substring(dstart,dend);
var kwcid = getQueryParam('s_kwcid');
var kws = '';
//natural search keywords for google, bing, yahoo, msn, live, ask, aol, myway, netscape, altavista, lycos and alltheweb
var ggl=rsd.indexOf('www.google.');if (ggl > -1) {kws=getQueryParam('q');if (kws){eVar26=kws}};
var bing=rsd.indexOf('www.bing.');if (bing > -1) {kws=getQueryParam('q');if (kws){eVar26=kws}};
var yho=rsd.indexOf('search.yahoo.');if (yho > -1) {kws=getQueryParam('p');if (kws){eVar26=kws}};
var ms=rsd.indexOf('search.msn');if (ms > -1) {kws=getQueryParam('q');if (kws){eVar26=kws}};
var liv=rsd.indexOf('search.live');if (liv > -1) {kws=getQueryParam('q');if (kws){eVar26=kws}};
var ak=rsd.indexOf('ask.com');if (ak > -1) {kws=getQueryParam('q');if (kws){eVar26=kws}};
var al=rsd.indexOf('.aol.');if (al > -1) {kws=getQueryParam('query');if (kws){eVar26=kws}};
var mw=rsd.indexOf('.myway.com');if (mw > -1) {kws=getQueryParam('searchfor');if (kws){eVar26=kws}};
var ns=rsd.indexOf('.netscape.');if (ns > -1) {kws=getQueryParam('query');if (kws){eVar26=kws}};
var av=rsd.indexOf('altavista.');if (av > -1) {kws=getQueryParam('q');if (kws){eVar26=kws}};
var lc=rsd.indexOf('lycos.');if (lc > -1) {kws=getQueryParam('query');if (kws){eVar26=kws}};
var aw=rsd.indexOf('alltheweb.');if (aw > -1) {kws=getQueryParam('q');if (kws){eVar26=kws}};
if(!readCookie('s_v26') && kws){setCookie('s_v26',kws,365);}
if(!readCookie('s_v4') && dr){setCookie('s_v4',dr,365);}
if(!readCookie('s_kwcid') && kwcid){setCookie('s_kwcid',kwcid,365);}