// HAVA Site Tracker

var _wid="";			// the wid

function createCookie(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 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 eraseCookie(name) {
	createCookie(name,"",-1);
}
      
       
function GetImg() {

		var sImage = "<img src='http://t.havamedia.net/t.aspx?wid="+_wid;
		
		var x = readCookie('uv');
		var x2 = readCookie('v');
		
		
		if (x)
		sImage += "&uv=0"; 
		else
		createCookie('uv','1',1);
		
		if (x2)
		sImage += "&v=0"; 
		else
		createCookie('v','1',0);
		
		sImage += "&w="+window.screen.width; 
		sImage += "&h="+window.screen.height;
		sImage += "&clr="+window.screen.colorDepth;
		sImage += "&refer="+document.referrer;
		sImage += "&url="+document.URL;
        sImage += "'>";
        
        return sImage;
        
}