$(document).ready(function(){
	$(".collapse-title").click(function(){
		$(this).next(".collapse-content").slideToggle(600);
		var len = this.id.length - 8;
		$("#button_"+this.id.substr(8,len)).animate({opacity: 1}, "slow",function(){
			if($("#coll_"+this.id.substr(7,len)).is(":hidden")){
				$("#coll_ti_"+this.id.substr(7,len)).css("background-image", "url(/f/images/col-bullet-right.gif)");
				$("#"+this.id).attr("src", '/f/images/col-plus.gif');
			}else{
				$("#coll_ti_"+this.id.substr(7,len)).css("background-image", "url(/f/images/col-bullet-down.gif)");
				$("#"+this.id).attr("src", '/f/images/col-minus.gif');
			} 
		});
	});
});