$(function(){
	
	// docs display in projects pages et details display in contacts page
	$("input[class^='unfold']").click(function(){
		if($(this).next("div").css('display')!='none')
		{
			$(this).attr("src","img/page/unfold.gif");
		}
		else
		{
			$(this).attr("src","img/page/fold.gif");
		
		}
		$(this).next("div").toggle("fast");
	});

})