//PRELOADS IMAGES FOR FAST ROLLOVERS
function preloadImages(){
	
	if(document.images){
		
		var mainlogo = new Image(200,88); 
		mainlogo.src = "/img/mainlogo.jpg";

		var slogan = new Image(370,20); 
		slogan.src = "/img/slogan.jpg";

		var navhomeoff = new Image(33,50); 
		navhomeoff.src = "/img/nav-home-off.gif";
		
		var navhomeon = new Image(33,50); 
		navhomeon.src = "/img/nav-home-on.gif";

		var navourteachersoff = new Image(74,50);
		navourteachersoff.src = "/img/nav-ourteachers-off.gif";

		var navourteacherson = new Image(74,50);
		navourteacherson.src = "/img/nav-ourteachers-on.gif";

		var navpoliciesoff = new Image(45,50); 
		navpoliciesoff.src = "/img/nav-policies-off.gif";
		
		var navpolicieson = new Image(45,50); 
		navpolicieson.src = "/img/nav-policies-on.gif";
		
		var navourstudiosoff = new Image(68,50); 
		navourstudiosoff.src = "/img/nav-ourstudios-off.gif";
		
		var navourstudioson = new Image(68,50); 
		navourstudioson.src = "/img/nav-ourstudios-on.gif";

		var navenrollmentoff = new Image(114,50); 
		navenrollmentoff.src = "/img/nav-enrollment-off.gif";
		
		var navenrollmenton = new Image(114,50); 
		navenrollmenton.src = "/img/nav-enrollment-on.gif";
	
		var navcontactusoff = new Image(63,50); 
		navcontactusoff.src = "/img/nav-contactus-off.gif";
		
		var navcontactuson = new Image(63,50); 
		navcontactuson.src = "/img/nav-contactus-on.gif";

		var navcalendaroff = new Image(55,50); 
		navcalendaroff.src = "/img/nav-calendar-off.gif";
		
		var navcalendaron = new Image(55,50); 
		navcalendaron.src = "/img/nav-calendar-on.gif";

		var navwhatweofferon = new Image(81,50);
		navwhatweofferon = "/img/nav-whatweoffer-on.gif";

		var navwhatweofferoff = new Image(81,50);
		navwhatweofferoff = "/img/nav-whatweoffer-off.gif";
	}
}

//ROLLS NAV BUTTONS
function navRoll(element, divName){

	var thisDiv = document.getElementById(element);
	thisDiv.className = 'nav_item' + ' ' + divName;
}

//ROLLS IMAGES
function imgRoll(element, imgName){

	var thisImg = document.getElementById(element);
	thisImg.src = '/img/' + imgName;
}