function PopShow(lyr)
{
var NS5 = document.layers;
var IE = document.all;
var NS6 = document.getElementById
	if (IE) {
		document.all[lyr].style.visibility = "visible";		
	}
	else if (NS5) {
		document.layers[lyr].visibility = "visible";				
	}
	else if (NS6) { 
		document.getElementById(lyr).style.visibility = "visible";						
	}
}


function Pophidden(lyr)
{
var NS5 = document.layers;
var IE = document.all;
var NS6 = document.getElementById
	if (IE) {
		document.all[lyr].style.visibility = "hidden";		
	}
	else if (NS5) {
		document.layers[lyr].visibility = "hidden";				
	}
	else if (NS6) { 
		document.getElementById(lyr).style.visibility = "hidden";						
	}
}