function showPortfolioDetail(whichLayer) {
	$("div#contentText").fadeOut("slow",function(){
	   $("div#" + whichLayer).show("slow");
	 });
}

function hidePortfolioDetail(whichLayer) {
	$("div#" + whichLayer).hide("slow",function(){
	   $("div#contentText").fadeIn("slow");
	 });
}