function newImage(arg) 
{
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function preloadImages() {
	if (document.images) {
		var img1 = newImage("images/lhc_nav01_over.gif");
		var img2 = newImage("images/lhc_nav02_over.gif");
		var img3 = newImage("images/lhc_nav03_over.gif");
		var img4 = newImage("images/lhc_nav04_over.gif");
		var img5 = newImage("images/lhc_nav05_over.gif");
		var img6 = newImage("images/lhc_nav06_over.gif");
		var img7 = newImage("images/lhc_nav07_over.gif");
		var img8 = newImage("images/lhc_nav08_over.gif");
		var img9 = newImage("images/ques_leftnav_over.jpg");
		var img10 = newImage("images/ques_leftnav01_over.jpg");
		var img11 = newImage("images/ques_leftnav02_over.jpg");
		var img12 = newImage("images/ques_leftnav03_over.jpg");
		var img13 = newImage("images/ques_leftnav04_over.jpg");
		var img14 = newImage("images/ques_leftnav05_over.jpg");
		var img15 = newImage("images/big_ques_leftnav01_over.jpg");
		var img16 = newImage("images/big_ques_leftnav02_over.jpg");
		var img17 = newImage("images/big_ques_leftnav03_over.jpg");
		var img18 = newImage("images/big_ques_leftnav04_over.jpg");
		var img19 = newImage("images/21st_ques_leftnav01_over.jpg");
		var img20 = newImage("images/21st_ques_leftnav02_over.jpg");
		var img21 = newImage("images/21st_ques_leftnav03_over.jpg");
		var img22 = newImage("images/21st_ques_leftnav04_over.jpg");
		var img23 = newImage("images/start_bttn_over.gif");
	}
}
function changeImages(obj, image) 
{
	document[obj].src = image;

}
function findXPosition( oLink ) {
  if( oLink.offsetParent ) {
    for( var posX = -10; oLink.offsetParent; oLink = oLink.offsetParent ) {
      posX += oLink.offsetLeft;
    }
    //return [ posX];
	Layer1.style.left = [posX];
  } else {
    //return [ oLink.x];
	Layer1.style.left = [oLink.x];
  }
}
function findYPosition( oLink ) {
  if( oLink.offsetParent ) {
    for( var posY = -100; oLink.offsetParent; oLink = oLink.offsetParent ) {
      posY += oLink.offsetTop;
    }
    //return [ posY ];
	Layer1.style.top = [posY];
  } else {
    //return [ oLink.y ];
	Layer1.style.top = [oLink.y];
  }
}

function MM_findObj(n, d) { //v4.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && document.getElementById) x=document.getElementById(n); return x;
}

function MM_showHideLayers() { //v3.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v='hide')?'hidden':v; }
    obj.visibility=v; }
}

function printpage() {
	document.getElementById("header").style.display='none';
	document.getElementById("header2").style.display='none';
	document.getElementById("header3").style.display='none';
	document.getElementById("leftCol").style.display='none';
	document.getElementById("pageTitle").style.paddingLeft='0px';
	document.getElementById("print").style.display='none';
	document.getElementById("backtopage").style.display='block';
	window.print();  
}
function backtopage() {
	document.getElementById("header").style.display='block';
	document.getElementById("header2").style.display='block';
	document.getElementById("header3").style.display='block';
	document.getElementById("leftCol").style.display='block';
	document.getElementById("pageTitle").style.paddingLeft='15px';
	document.getElementById("print").style.display='block';
	document.getElementById("backtopage").style.display='none';

}