//code//
 /*******************************************************
 * code for ensuring segments don't override eachother
 * to set a segment overtop this, simply use the normal
 * utmSetVar() function
 *******************************************************/
function POPsegmentGetCookie(name) {
    var start = document.cookie.indexOf(name+"=");
    var len = start+name.length+1;
    if ((!start) && (name !=
document.cookie.substring(0,name.length))) return null;
    if (start == -1) return null;
    var end = document.cookie.indexOf(";",len);
    if (end == -1) end = document.cookie.length;
    return unescape(document.cookie.substring(len,end));

}

function POPsetSegmentSafe(name) {
    if (!POPsegmentGetCookie('__utmv'))
        __utmSetVar(name);
}

//end code//


//code//
//var referPage = document.referrer;
//POPsetSegmentSafe('refer-'+referPage);
//end code//


function tracking() {
	
	var refCookie;
	var searchEngine;
	var searchQue;
	var searchTerm;
	
	var refUrl = document.referrer;
	//var refUrl = 'http://www.google.com/search?client=safari&rls=en-us&q=network+consulting+atlanta&ie=UTF-8&oe=UTF-8'; //this is just a temporary value for the referrer url

	if( readCookie('searchengine') == "" || readCookie('searchengine') == null) { //check if cookies are null
		//alert("cookie blank");
		setCookie('referrer', refUrl, 5); //set cookie for Referrer
		//setCookie('testing', 'Hi the server calls this function - read Cookie', 5);
	} else { 
		//alert("cookie present");
	}
	refCookie = readCookie('referrer');
	
	searchEngine = getEngine(refCookie);
	searchQue = getSearchQue(refCookie);
	
	setCookie('searchengine', searchEngine, 5); //set cookie for Search Engine
	
	searchTerm = parse(searchQue, refCookie); 
	searchTerm = processSearchTerm(searchTerm);
	
	setCookie('searchterm', searchTerm, 5); //set cookie for Search Term
}

function setCookie(name, value, days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	} else {
		var expires = "";
	}
	document.cookie = name+"="+value+expires+"; path=/";
}


function checkCookie ( c_name ) {
	var flag = 0;
	if(getCookie1(c_name) == "") {
		flag = 1; //cookie has content
	} 
	
	return flag;
}

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;
}



function getEngine( ref_url ) {
	
	var searchengine = "";

	if (ref_url == null) {
		searchengine = "";
	} else if( ref_url.match(/google.*?/) ){
		searchengine = "google";
	} else if( ref_url.match(/yahoo.*?/) ) {
		searchengine = "yahoo";
	} else if( ref_url.match(/msn*?/) ) {
		searchengine = "msn";
	} else if( ref_url.match(/aol*?/) ) {
		searchengine = "aol";
	} else if( ref_url.match(/netscape*?/) ) {
		searchengine = "netscape";
	} else if( ref_url.match(/ask*?/) ) {
		searchengine = "ask";
	} else if( ref_url.match(/altavista*?/) ) {
		searchengine = "altavista";
	} else if( ref_url.match(/looksmart*?/) ) {
		searchengine = "looksmart";
	} else {
		searchengine = "";
	}

	return searchengine;
}

function getSearchQue( ref_url ) {
	
	var query = '';
	
	if (ref_url == null) {
		query = '';
	} else if( ref_url.match(/google.*?/) ){
		query = 'q';
	} else if( ref_url.match(/yahoo.*?/) ) {
		query = 'p';
	} else if( ref_url.match(/msn*?/) ) {
		query = 'q';
	} else if( ref_url.match(/aol*?/) ) {
		query = 'query';
	} else if( ref_url.match(/netscape*?/) ) {
		query = 'query';
	} else if( ref_url.match(/ask*?/) ) {
		query = 'q';
	} else if( ref_url.match(/altavista*?/) ) {
		query = 'q';
	} else if( ref_url.match(/looksmart*?/) ) {
		query = 'qt';
	}
	
	return query;
}

function parse ( name, url ) { // parse url and get the search term used

	name = name.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");
	var regexS = "[\\?&]"+name+"=([^&#]*)";
	var regex = new RegExp( regexS );
	var results = regex.exec( url );

	if( results == null ) {
		return "";
	} else {
		return results[1];
	}
}

function processSearchTerm( search_term ) {
	
	var keyword = search_term.replace(/\+/g," ");
	return keyword;
}