// --- image swap functions:
function newImage(arg) {  
     if (document.images) {
          rslt = new Image();
          rslt.src = arg;
          return rslt;
     }
}

function changeImages() {
     if (document.images && (preloadFlag == true)) {
          for (var i=0; i<changeImages.arguments.length; i+=2) {
               document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
          }
     }
}

// --- image preloader function:
/* 
moved this out to the head section of the template 
files, so we could put smarty tags in the pathnames.
BH 9 June '04

var preloadFlag = false;
function preloadImages() { 
	if (document.images) {
		//left side nav menu:
		academicson = newImage("images/left_nav_menu/academics_on.gif");
		fastfactson = newImage("images/left_nav_menu/fast_facts_on.gif");
		howtoapplyon = newImage("images/left_nav_menu/app_process_on.gif");
		visitcampuson = newImage("images/left_nav_menu/visit_campus_on.gif");
		finaidon = newImage("images/left_nav_menu/fin_aid_on.gif");
		studentlifeon = newImage("images/left_nav_menu/student_life_on.gif");
		preloadFlag = true;
	}
}
*/