var Header = {
	// 	Let's write in JSON to make it more modular
	addFade : function(selector){
		$a("<span class=\"fake-hover\"></span>").css("display", "none").prependTo($a(selector)); 
		// Safari dislikes hide() for some reason
		$a(selector+" a").bind("mouseenter",function(){
			$a(selector+" .fake-hover").fadeIn("slow");
		});
		$a(selector+" a").bind("mouseleave",function(){
			$a(selector+" .fake-hover").fadeOut("slow");
		});	
	}
};
$a = jQuery.noConflict();
$a(function(){
	Header.addFade(".expositores");
	Header.addFade(".programacao");
	Header.addFade(".croquis");
	Header.addFade(".vitrine");
	Header.addFade(".noticias");
	Header.addFade(".aberturas");
	Header.addFade(".galerias");
});