// JavaScript Document
if (document.images) {
// Active images	
homeon = new Image(); 
homeon.src = "../images/navHomeOn.gif";

scheduleon = new Image(); 
scheduleon.src = "../images/navScheduleOn.gif";


classon = new Image(); 
classon.src = "../images/navClassOn.gif";


bioon = new Image(); 
bioon.src = "../images/navBioOn.gif";



// Inactive images
homeoff = new Image(); 
homeoff.src = "../images/navHome.gif";

scheduleoff = new Image(); 
scheduleoff.src = "../images/navSchedule.gif";


classoff = new Image(); 
classoff.src = "../images/navClass.gif";


biooff = new Image(); 
biooff.src = "../images/navBio.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");
}
}