// JavaScript Document
//preload images
if (document.images) {
	nav1on = new Image();
	nav1on.src = "images/nav2a-indicator-on.gif"; 
	nav1off = new Image();
	nav1off.src = "images/nav2a-indicator.gif";  
	
	nav2on = new Image();
	nav2on.src = "images/nav2a-indicator-on.gif"; 
	nav2off = new Image();
	nav2off.src = "images/nav2a-indicator.gif"; 
	
	nav3on = new Image();
	nav3on.src = "images/nav2a-indicator-on.gif"; 
	nav3off = new Image();
	nav3off.src = "images/nav2a-indicator.gif"; 
}

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

function imgOff(imgName) {
	if (document.images) {
		document[imgName].src =  eval(imgName + "off.src");
	}
}
 
function popwindow(url, width, height)
{
window.open(url,
	"mywindow","location=0,directories=no,menubar=no,toolabar=no,status=no,scrollbars=1,resizable=no,width="+width+",height="+height);
}