// Preloads the images used for rollover navigation
preloadImages();

/* Replaces membership_pop - allows you to specify a return page for after user registration occurs */
function addSeriesNewsletter( a, rtn, ttl )
{
	var _return = rtn;
	var _title = ttl;
	var _submit = a.getAttribute('href');
	var _params = [ '',
		_submit, '&returnurl=', _return,
		'&returntitle=', escape(_title) 
	]; document.location = _params.join('');
}

/* Preloads images for rollovers */
function preloadImages() {

	nav_home_on = new Image();
	nav_home_off = new Image();
	nav_enroll_on = new Image();
	nav_enroll_off = new Image();
	nav_classes_on = new Image();
	nav_classes_off = new Image();
	nav_campuslife_on = new Image();
	nav_campuslife_off = new Image();
	nav_transcript_on = new Image();
	nav_transcript_off = new Image();
/*	nav_faculty_on = new Image();
	nav_faculty_off = new Image();*/
	nav_weeds_on = new Image();
	nav_weeds_off = new Image();
	nav_store_on = new Image();
	nav_store_off = new Image();
	startcourse_on = new Image();
	startcourse_off = new Image();
	tryagain_on = new Image();
	tryagain_off = new Image();


	nav_home_on.src = "/site/universityofandy/image-panel/navigation/new/home_on.jpg";
	nav_home_off.src = "/site/universityofandy/image-panel/navigation/new/home_off.gif";
	nav_enroll_on.src = "/site/universityofandy/image-panel/navigation/new/enroll_on.jpg";
	nav_enroll_off.src = "/site/universityofandy/image-panel/navigation/new/enroll_off.gif";
	nav_classes_on.src = "/site/universityofandy/image-panel/navigation/new/classes_on.jpg";
	nav_classes_off.src = "/site/universityofandy/image-panel/navigation/new/classes_off.gif";
	nav_campuslife_on.src = "/site/universityofandy/image-panel/navigation/new/campus_on.jpg";
	nav_campuslife_off.src = "/site/universityofandy/image-panel/navigation/new/campus_off.gif";
	nav_transcript_on.src = "/site/universityofandy/image-panel/navigation/new/transcript_on.jpg";
	nav_transcript_off.src = "/site/universityofandy/image-panel/navigation/new/transcript_off.gif";
/*	nav_faculty_on.src = "/site/universityofandy/image-panel/navigation/faculty_on.jpg";
	nav_faculty_off.src = "/site/universityofandy/image-panel/navigation/faculty_off.jpg";*/
	nav_weeds_on.src = "/site/universityofandy/image-panel/navigation/new/weeds_on.jpg";
	nav_weeds_off.src = "/site/universityofandy/image-panel/navigation/new/weeds_off.gif";	
	nav_store_on.src = "/site/universityofandy/image-panel/navigation/new/store_on.jpg";
	nav_store_off.src = "/site/universityofandy/image-panel/navigation/new/store_off.gif";
	startcourse_on.src = "/site/universityofandy/image-panel/button_startcourse_on.gif";
	startcourse_off.src = "/site/universityofandy/image-panel/button_startcourse_off.gif";
	tryagain_on.src = "/site/universityofandy/image-panel/button_tryagain_on.gif";
	tryagain_off.src = "/site/universityofandy/image-panel/button_tryagain_off.gif";	

}

function showOverState(button_name) {

	$(button_name).src = eval ( button_name + "_on.src" );
}

function hideOverState(button_name) {

	$(button_name).src = eval ( button_name + "_off.src" );	
}