function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function getCookie(c_name)
{
if (document.cookie.length>0)
{ 
c_start=document.cookie.indexOf(c_name + "=")
if (c_start!=-1)
{ 
c_start=c_start + c_name.length+1 
c_end=document.cookie.indexOf(";",c_start)
if (c_end==-1) c_end=document.cookie.length
return unescape(document.cookie.substring(c_start,c_end))
} 
}
return null
}

function setCookie(c_name,value,expiredays)
{
var exdate=new Date()
exdate.setTime(exdate.getTime()+(expiredays*24*3600*1000))
document.cookie=c_name+ "=" +escape(value)+
((expiredays==null) ? "" : "; expires="+exdate)
}

function delCookie()
{
	var Q1 = getCookie('Q1') 
	var Q2 = getCookie('Q2') 
	var Q3 = getCookie('Q3') 
	var Q4 = getCookie('Q4') 
	var Q5 = getCookie('Q5') 
	var Q6 = getCookie('Q6') 
	var Q7 = getCookie('Q7') 
	var Q8 = getCookie('Q8') 
	var Q9 = getCookie('Q9') 
	var Q10 = getCookie('Q10') 
	if (Q1!=null) {
		setCookie('Q1','null',0);
		} 
	if (Q2!=null) {
		setCookie('Q2','null',0);
		} 
	if (Q3!=null) {
		setCookie('Q3','null',0);
		} 
	if (Q4!=null) {
		setCookie('Q4','null',0);
		} 
	if (Q5!=null) {
		setCookie('Q5','null',0);
		} 
	if (Q6!=null) {
		setCookie('Q6','null',0);
		} 
	if (Q7!=null) {
		setCookie('Q7','null',0);
		} 
	if (Q8!=null) {
		setCookie('Q8','null',0);
		} 
	if (Q9!=null) {
		setCookie('Q9','null',0);
		} 
	if (Q10!=null) {
		setCookie('Q10','null',0);
		} 
}

function setScore() {
//do a lot of math
var q1 = Math.round(getCookie('Q1'))
var q2 = Math.round(getCookie('Q2')) 
var q3 = Math.round(getCookie('Q3')) 
var q4 = Math.round(getCookie('Q4')) 
var q5 = Math.round(getCookie('Q5')) 
var q6 = Math.round(getCookie('Q6')) 
var q7 = Math.round(getCookie('Q7')) 
var q8 = Math.round(getCookie('Q8')) 
var q9 = Math.round(getCookie('Q9')) 
var q10 = Math.round(getCookie('Q10')) 

  	var rgtCount = (q1+q2+q3+q4+q5+q6+q7+q8+q9+q10); 
  	var finalScore = (Math.round(rgtCount * 10));
	var wrgCount = (10 - rgtCount);
//	alert(finalScore);
	document.getElementById("score").innerHTML = finalScore;
}
function qYes() {
	h1 = document.getElementById("y").style.display = "block";
	h2 = document.getElementById("n").style.display = "none";
}
function qNo() {
	h1 = document.getElementById("y").style.display = "none";
	h2 = document.getElementById("n").style.display = "block";
}