function startUp() {
	$(".contentarea").each(function() {
		$(this).hover(function () {
			var newpic = "gr";
			if ($(this).hasClass("or")) newpic = "or";
			else if ($(this).hasClass("ro")) newpic = "ro";
			
			$(this).css({ backgroundImage : "url("+baseURL+"assets/images/bg_home_menu_ovr_"+newpic+".jpg)"});
			
		}, function () {
			$(this).css({ backgroundImage : "url("+baseURL+"assets/images/bg_home_menu.jpg)"});
		});
	});
	
	var imgArray = new Array();
	imgArray[0] = new Image();
	imgArray[0].src = baseURL+"assets/images/bg_home_menu_ovr_or.jpg";
	imgArray[1] = new Image();
	imgArray[1].src = baseURL+"assets/images/bg_home_menu_ovr_ro.jpg";
	imgArray[2] = new Image();
	imgArray[2].src = baseURL+"assets/images/bg_home_menu_ovr_gr.jpg";
}

$(document).ready(function(){
	startUp();
});