function doShow(toShow) {
document.getElementById(toShow).style.display='block'; 
}

function doChange(toShow,toHide) {
document.getElementById(toShow).style.display='block'; 
document.getElementById(toHide).style.display='none'; 
}

function doHide(toHide1) {
document.getElementById(toHide1).style.display='none';
}

var ns4 = (document.layers);
var ie4 = (document.all && !document.getElementById);
var ie5 = (document.all && document.getElementById);
var ns6 = (!document.all && document.getElementById);
function show(id){
// Netscape 4
if(ns4){
document.layers[id].display = "inline";
}
// Explorer 4
else if(ie4){
document.all[id].style.display = "inline";
}
// W3C - Explorer 5+ and Netscape 6+
else if(ie5 || ns6){
document.getElementById(id).style.display = "inline";
}
}

function hide(id){
// Netscape 4
if(ns4){
document.layers[id].display = "none";
}
// Explorer 4
else if(ie4){
document.all[id].style.display = "none";
}
// W3C - Explorer 5+ and Netscape 6+
else if(ie5 || ns6){
document.getElementById(id).style.display = "none";
}
}



function OpenPopup(url, w, h) {
	windowheight = ((screen.height / 2) - (h / 2));
	windowwidth = ((screen.width / 2) - (w / 2));
	windowparams = "height=" + h +",width=" + w + ",scrollbars=yes,top=" + windowheight + ",left=" + windowwidth
	window.open(url, "details", windowparams);
}