var test = false;

imager= new Image();
imager.src = "ballgrey.gif";
imageron = new Image();
imageron.src = "ballyellow.gif";

image1= new Image();
image1.src = "ep1.gif";
image1on = new Image();
image1on.src = "ep1on.gif";
image2= new Image();
image2.src = "ep2.gif";
image2on = new Image();
image2on.src = "ep2on.gif";
image3= new Image();
image3.src = "ep3.gif";
image3on = new Image();
image3on.src = "ep3on.gif";
image4= new Image();
image4.src = "ep4.gif";
image4on = new Image();
image4on.src = "ep4on.gif";
image5= new Image();
image5.src = "ep5.gif";
image5on = new Image();
image5on.src = "ep5on.gif";
image6= new Image();
image6.src = "ep6.gif";
image6on = new Image();
image6on.src = "ep6on.gif";
image7= new Image();
image7.src = "ep7.gif";
image7on = new Image();
image7on.src = "ep7on.gif";
image8= new Image();
image8.src = "ep8.gif";
image8on = new Image();
image8on.src = "ep8on.gif";
image9= new Image();
image9.src = "bp9.gif";
image9on = new Image();
image9on.src = "bp9on.gif";
image91= new Image();
image91.src = "ep91.gif";
image91on = new Image();
image91on.src = "ep91on.gif";
image92= new Image();
image92.src = "ep92.gif";
image92on = new Image();
image92on.src = "ep92on.gif";
image93= new Image();
image93.src = "epflag.gif";
image94= new Image();
image94.src = "esum.gif";
image94on = new Image();
image94on.src = "esumon.gif";
image95= new Image();
image95.src = "eproj.gif";
image95on = new Image();
image95on.src = "eprojon.gif";


function on1(name,i)   {
	if (name!=null) {		
		document[name].src = eval(name + "on.src");
	}
	if (i!=null) {	
		document[i].src = eval("imageron.src");
	}
}
function off1(name,i)  {
	if (name!=null) {	
		document[name].src = eval(name + ".src");
	}
	if (i!=null) {	
		document[i].src = eval("imager.src");
	}
}
test = true;

function on(name,i)  {
        if (test) on1(name,i);
}
function off(name,i)  {
        if (test) off1(name,i);
}

function Check() {
	 var tip = navigator.appName;
	 var ver = parseInt(navigator.appVersion);
	if (tip=="Netscape"){
		if(ver>=4 && ver<5)
			tip = "ns";
		if(ver>=5)
			tip = "ns6";
	}
	else if (tip=="Microsoft Internet Explorer") 
		tip = "ie";

	 this.ns = (tip=="ns")
	 this.ie = (tip=="ie" && ver>=4)
	 this.ns6 = (tip=="ns6")
}
is = new Check();

function show(lname) {
	if (test) {
		if (is.ie) {
			eval(lname).style.visibility = "visible";	
		}
		if (is.ns6)	{
			document.getElementById(lname).style.visibility = "visible";
		}
		if (is.ns) {
			document.eval(lname).visibility = "show";
		}
	}
}
function hide(lname) {
	if (test) {
		if (is.ie) {
			eval(lname).style.visibility = "hidden";	
		}
		if (is.ns6)	{
			document.getElementById(lname).style.visibility = "hidden";
		}
		if (is.ns) {
			document.eval(lname).visibility = "hide";
		}
	}
}