$(document).ready(function(){
 $(".menu > li").click(function(e){
  switch(e.target.id){
    case "description":
	//change status & style menu
	 $("#description").addClass("active");
	 $("#sizechart").removeClass("active");
	 $("#productvideo").removeClass("active");
	//display selected division, hide others
	 $("div.description").fadeIn();
	 $("div.sizechart").css("display", "none");
	 $("div.productvideo").css("display", "none");
   break;
	case "sizechart":
	//change status & style menu
	 $("#sizechart").addClass("active");
	 $("#description").removeClass("active");
	 $("#productvideo").removeClass("active");
	//display selected division, hide others
	 $("div.sizechart").fadeIn();
	 $("div.description").css("display", "none");
	 $("div.productvideo").css("display", "none");
   break;
	case "productvideo":
	//change status & style menu
	 $("#productvideo").addClass("active");
	 $("#sizechart").removeClass("active");
	 $("#description").removeClass("active");
	//display selected division, hide others
	 $("div.productvideo").fadeIn();
	 $("div.sizechart").css("display", "none");
	 $("div.description").css("display", "none");
   break;
  }
  return false;
 });
});