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

function setCookie(name, value, expires) {
document.cookie = name + "=" + escape(value) + "; path=/" +
((expires == null) ? "" : "; expires=" + expires.toGMTString());
}

var exp = new Date(); // make new date object
var theDate = new Date();
var a = 1
var n;
exp.setTime(exp.getTime() + (1000 * 60 * 60 * 24 * 200)); // set it 200 days ahead
if (getCookie("Quiz_counter_en") == null )
	{ 
    setCookie("Quiz_counter_en", a, exp);                      
    }
	 else
	 {	 
	 n = eval(getCookie("Quiz_counter_en")) + 1;
	 setCookie("Quiz_counter_en", n, exp);	 
	 }