// JavaScript Document

function popup_bubble(text,e) {
     e = e || window.event;
     var x; var y;
     if (e.pageX || e.pageY) {
         x = e.pageX;
         y = e.pageY;
     }
     else {
         x = e.clientX +
             (document.documentElement.scrollLeft ||
             document.body.scrollLeft) -
             document.documentElement.clientLeft;
         y = e.clientY +
             (document.documentElement.scrollTop ||
             document.body.scrollTop) -
             document.documentElement.clientTop;
     }
     
	 var div;
	 div=document.getElementById('description_bubble');
	 div.innerhtml=text;
	 div.style.left=x;
	 div.style.top=y;
	 div.style.display="block";
	 div.style.position="absolute";
}

function clean_bubble() {
	var div;
	 div=document.getElementById('description_bubble');
	 div.style.display="none";
	 div.style.position="absolute";
}