function preLoad(){		
	if (document.images){ 
	 var image1=new Image(); 	image1.src="art/images/about_off"; 
	 var image2=new Image(); 	image2.src="art/images/programs_off"; 
	 var image3=new Image(); 	image3.src="art/images/enrollment_off"; 
	 var image4=new Image(); 	image4.src="art/images/gallery_off"; 
	 var image5=new Image(); 	image5.src="art/images/contact_off"; 
	 var image6=new Image(); 	image6.src="art/images/about_on"; 
	 var image7=new Image(); 	image7.src="art/images/programs_on"; 
	 var image8=new Image(); 	image8.src="art/images/enrollment_on"; 
	 var image9=new Image(); 	image9.src="art/images/gallery_on"; 
	 var image10=new Image(); 	image10.src="art/images/contact_on"; 
	}
}

var KeepVar_name;

// switch path to reflect your image folder

function ChangePicture(name){
	KeepVar_name = name;
	var SwitchImg = "art/images/"+ name + "_on.gif";
	document.images[name].src = SwitchImg;
}

function Fix(){
	var SwitchImg = "art/images/" + KeepVar_name + "_off.gif";
	document.images[KeepVar_name].src = SwitchImg;
}


function popCenterWindow(url, name, w, h){
	screenw = screen.availWidth;
	screenh = screen.availHeight;
	var leftPos = (screenw-w)/2, topPos = (screenh-h)/2;
	newWindow = window.open(url,name,'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,width=' + w + ',height=' + h + ',top=' + topPos + ',left=' + leftPos);
}
function popup(image)
{
	var url = "/cgi-bin/enlarge.cgi?image="+image;
	popCenterWindow(url,'popup',600,380);

}