var overdiv=0;
var x;
var y;
function showLayer(a){
desc =    "<table cellspacing=0 cellpadding=1 border=0 ><tr><td bgcolor=#c8224e>"
        +"<table cellspacing=0 cellpadding=5 border=0 width=100%><tr><td bgcolor=#ffffdd>"
        +a
        +"</td></tr></table>"
        +"</td></tr></table>";
		
if(isNav4) {
document.popup.visibility='show';
document.popup.document.write(desc);
document.popup.document.close();
document.popup.left=x+15;
document.popup.top=y-5;
        }
else if(isIE){
document.all.popup.style.visibility='visible';
document.all.popup.innerHTML=desc;
document.all.popup.style.pixelLeft=x+15;
document.all.popup.style.pixelTop=y-5;
        }
else if(isAdv){
var X=x+15;
var Y=y-5;
document.getElementById("popup").style.visibility='visible';
document.getElementById("popup").innerHTML=desc;
document.getElementById("popup").style.left=X+"px";
document.getElementById("popup").style.top=y+"px";
        }
}

function hideLayer(){
if (overdiv == "0") {
        if(isNav4) {document.popup.visibility='hide';;}
        else if(isIE){document.all.popup.style.visibility='hidden';}
        else if(isAdv) {document.getElementById("popup").style.visibility='hidden';}
        }
}

var isNav = (navigator.appName.indexOf("Netscape") !=-1);
function handlerMM(e){
x = (isNav) ? e.pageX : event.clientX + document.body.scrollLeft;
y = (isNav) ? e.pageY : event.clientY + document.body.scrollTop;
}
document.onmousemove = handlerMM;