var img1= new Image();
img1.src="img/buttonbg.gif";

function openWindow(url,name,menu,scroll,resize,x,y){
	
	var properties="'toolbar=0,location=0,directories=0,status=0,";
	properties+="menubar="+menu+",scrollbars="+scroll+",resizable="+resize+",";
	properties+="width="+x+",height="+y+"'";
	window.open(url,name,properties);
}

function getReferrer(str){
	left=str.indexOf("=")+1;
	referrer = (str.substring(left));
	setCookie('referrer',referrer);
}

function setCookie(name, value) {
	var ExpireDate = new Date ();
	ExpireDate.setFullYear(ExpireDate.getFullYear() + 1);
	document.cookie = name + "=" + escape(value) + 
  					"; expires=" + ExpireDate.toGMTString();
}

function getCookie(name){
	if (document.cookie.length > 0) {              
		begin = document.cookie.indexOf(name+"=");       
		if (begin != -1) {           
			begin += name.length+1;       
			end = document.cookie.indexOf(";", begin);
				if (end == -1) end = document.cookie.length;
			        return unescape(document.cookie.substring(begin, end));
   				} 
  		}
	}