var curr = null
  $("lavaLampNoImage a").click(
    function(){
		if((curr != this) && (curr !=null)  ){
	 if($(this).attr("id") != "non"){
		$(curr).css("opacity","0.6");
		 $(this).css("opacity","1");
		curr = this;
	 }
		}else{
			  $(this).css("opacity","1");}
		 curr = this;
		 
		 });
		 	 

 
      var mi = "#"+category; 
 $(mi).css("opacity", "1");
 curr = $('a').attr("id",category);