function scrollImg(){  
    var posX,posY;  
    if (window.innerHeight) {  
        posX = window.pageXOffset;  
        posY = window.pageYOffset;  
    }  
    else if (document.documentElement && document.documentElement.scrollTop) {  
        posX = document.documentElement.scrollLeft;  
        posY = document.documentElement.scrollTop;  
    }  
    else if (document.body) {  
        posX = document.body.scrollLeft;  
        posY = document.body.scrollTop;  
    }  

    var ad=document.getElementById("ad");  
    ad.style.top=(posY+450)+"px";  
    ad.style.left=(posX+77)+"%";  
    setTimeout("scrollImg()",100);  
}  

function forclink(){
var nav = document.getElementById("clink"); 
var lis = nav.getElementsByTagName("li"); 
for (var i=0;i < lis.length;i++){ 
  var links = lis[i].firstChild; 
  var href = links.getAttribute("href"); 
  var current_href = window.location.href;
  if (href == current_href){
  links.className='aclink';
  } 
 }
}

function simplePreload()
{ 

  var args = simplePreload.arguments;

  document.imageArray = new Array(args.length);

  for(var i=0; i < args.length; i++)

  {

    document.imageArray[i] = new Image;

    document.imageArray[i].src = args[i];

  }

}