var ns4;
var ns5;
var ns6;
var ie4;
if (document.all) {
   ie4 = true;
   ns4 = false;
   ns6 = false;
}
else if (document.layers) {
   ie4 = false;
   ns4 = true;
   ns6 = false;
}
else if (document.getElementById) {
   ie4 = false;
   ns4 = false;
   ns6 = true;
}
ns5 = ns6;

function show(id) {
   if (ns4 && document.layers[id]) document.layers[id].visibility = "show";
   else if (ie4 && document.all[id]) document.all[id].style.visibility = "visible";
   else if (ns6 && document.getElementById(id)) document.getElementById(id).style.visibility = "visible";
}

function hide(id) {
        if (ns4 && document.layers[id]) document.layers[id].visibility = "hide";
        else if (ie4 && document.all[id]) document.all[id].style.visibility = "hidden";
        else if (ns6 && document.getElementById(id)) document.getElementById(id).style.visibility = "hidden";
}

function findPos(obj) {
	var curleft = curtop = 0;
	if (obj.offsetParent) {
		curleft = obj.offsetLeft
		curtop = obj.offsetTop
		while (obj = obj.offsetParent) {
			curleft += obj.offsetLeft
			curtop += obj.offsetTop
		}
	}
	return [curleft,curtop];
}
function findWidth(obj){
  if (obj.style.pixelWidth) {
    return obj.style.pixelWidth;
   } else {
    return obj.offsetWidth;
   }
}