var IE = (navigator.appName == "Microsoft Internet Explorer") ? 1 : 0;
var NS = (document.getElementsByTagName("*").length > 0) ? 1 : 0; 
var hideMenu = null;

function Hide(div){

if(IE)eval('document.all.'+div+'.style.visibility="hidden"');
if(NS)eval('document.getElementById("'+div+'").style.visibility="hidden"'); 
}

function hideAll(){
Hide('m1');
Hide('m2');
Hide('m3');
}

function hideAllMenu(Num){
Hide('m1');
Hide('m2');
Hide('m3');
imgOff(Num); 
}

function Show(div){
if(IE) eval('document.all.'+div+'.style.visibility="visible"');
if(NS) eval('document.getElementById("'+div+'").style.visibility="visible"'); 
}

function imgOn(Num) {
hideAll();
if (document.images) {
document.images["b" +Num].src = eval("b" +Num+ "on.src");
document.images["b" +Num].style.position="relative";
document.images["b" +Num].style.zIndex="100";
	}
}

function imgOff(Num) {
if (document.images) {
document.images["b" +Num].src = eval("b" +Num+ ".src")
}
hideMenu=setTimeout('Hide("m" + ' + Num + ')',10); 
}


//MenuMouseOver
function mImgOn(divNum,Num) {
clearTimeout(hideMenu);
if (document.images) {
if(IE){
document.images["m" +divNum+ "b" +Num].src = eval("m" +divNum+ "b" +Num+ "on.src");
document.images["b" +divNum].src = eval("b" +divNum+ "on.src");
}
if(NS){
document.images["m" +divNum+ "b" +Num].src = eval("m" +divNum+ "b" +Num+ "on.src");
document.images["b" +divNum].src = eval("b" +divNum+ "on.src"); }
}

}

function mImgOff(divNum,Num) {
if (document.images) {
if(IE){
document.images["m" +divNum+ "b" +Num].src = eval("m" +divNum+ "b" +Num+ ".src")
}
if(NS){
document.images["m" +divNum+ "b" +Num].src = eval("m" +divNum+ "b" +Num+ ".src") 
}
}
hideMenu=setTimeout('hideAllMenu('+divNum+')',500) 
}