var IE = (navigator.appName == "Microsoft Internet Explorer") ? 1 : 0;
var NS = (navigator.appName == "Netscape") ? 1 : 0;
var hideMenu = null;

function Hide(div)
{
	if(IE)eval('document.all.'+div+'.style.visibility="hidden"');
	if(NS)eval('document.layers.'+div+'.visibility="hidden"');
}

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

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

function imgOff(Num)
{
	if (document.images)
	{
		document.images["b" +Num].src = eval("b" +Num+ ".src")
	}
}


//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")
		}
		if(NS)
		{
			document.layers["m"+divNum].document.images["m" +divNum+ "b" +Num].src = eval("m" +divNum+ "b" +Num+ "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.layers["m"+divNum].document.images["m" +divNum+ "b" +Num].src = eval("m" +divNum+ "b" +Num+ ".src")
		}
	}
	hideMenu=setTimeout('hideAll()',500)
}

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

if(document.images)
{
	for (i=1; i<=8; i++)
	{
		eval("b"+i+" = new Image()");eval("b"+i+".src = '/script_files/b"+i+".gif'");
		eval("b"+i+"on = new Image()");eval("b"+i+"on.src = '/script_files/b"+i+"on.gif'");
		eval("m1b"+i+" = new Image()");eval("m1b"+i+".src = '/script_files/m1b"+i+".gif'");
		eval("m1b"+i+"on = new Image()");eval("m1b"+i+"on.src = '/script_files/m1b"+i+"on.gif'");
	} 
	for (i=1; i<=3; i++)
	{
		eval("m2b"+i+" = new Image()");eval("m2b"+i+".src = '/script_files/m2b"+i+".gif'");
		eval("m2b"+i+"on = new Image()");eval("m2b"+i+"on.src = '/script_files/m2b"+i+"on.gif'");
	}
	for (i=1; i<=3; i++)
	{
		eval("m3b"+i+" = new Image()");eval("m3b"+i+".src = '/script_files/m3b"+i+".gif'");
		eval("m3b"+i+"on = new Image()");eval("m3b"+i+"on.src = '/script_files/m3b"+i+"on.gif'");
	}
}