$j(document).ready(function() {

	$j('#portfoliotopblock li').mouseover(function() {
		obj=$j(this);
		if(!obj.is(".current")){
			$j(this).css("background-position","0px -67px");
		} else {
			$j(this).css("background-position","0px -134px");
		}
		
		$j(this).css("cursor","pointer");
	});
	
	$j('#portfoliotopblock li').mouseout(function() {
		if(!obj.is(".current")){
			$j(this).css("background-position","0px 0px");
		} else {
			$j(this).css("background-position","0px -67px");
		}
	});
	
	
	$j('#portfolio li.portfoliobg').mouseover(function() {
		obj=$j(this);
		//if(!obj.is(".current")){
			$j(this).css("background-position","center -94px");
			$j(this).css("cursor","pointer");
		//}
	});
	
	$j('#portfolio li.portfoliobg').mouseout(function() {
		$j(this).css("background-position","center 0px");
	});
	
	$j('#portfoliotopblock li.current').css("background-position","0px -67px");
	
});