// JavaScript Document
// My Own Code
var OldClass

function changeClass(ItemID,NewClass) {
	var elem = document.getElementById(ItemID);
	OldClass = elem.className;
	elem.className = NewClass;
}

function restoreClass(ItemID) {
	var elem = document.getElementById(ItemID);
	elem.className = OldClass;
}

//Begin Custom Functions************************************************************************
//code stripped from www.dallaszoo.org navbar

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

function turnOff(imageName) { 
  if (document.images) {
    document[imageName].src = eval(imageName + "off.src");
  }
}




//-->