var xl,xl_img;
var pubtm="close";
function phheight(){
var h=300;
if(xl_img.height<h){
xl_img.height+=15;
setTimeout("phheight()",2);}
}

function disph(a,url){
xl=document.getElementById("xl");
xl_img=document.getElementById("xl_img");


ev = event || window.event;
var iX = ev.clientX;
var iY = ev.clientY;

var scrollPos; 
if (typeof window.pageYOffset != 'undefined') { 
   scrollPos = window.pageYOffset; 
} 
else if (typeof document.compatMode != 'undefined' && 
     document.compatMode != 'BackCompat') { 
   scrollPos = document.documentElement.scrollTop; 
} 
else if (typeof document.body != 'undefined') { 
   scrollPos = document.body.scrollTop; 
}


if(iX+200>window.screen.availWidth){xl.style.left = (iX-200) + "px";}
else{xl.style.left = (iX-50) + "px";}
xl.style.top = (scrollPos+iY) + "px";

if(pubtm=="close"){
xl_img.height=0;
xl_img.src=url;
xl.style.display="none";
xl.style.display='';
xl.style.overflow='hidden';

phheight();
pubtm="open";
}
}

function closph(){
xl.style.display='none';
pubtm="close";
}