function show_hide(show){
	switch(show){
		case "events":
			document.getElementById("featured").style.display = "none";
      document.getElementById("featuredList").setAttribute("class", "left_sidebarArrow_right");
			document.getElementById("top").style.display = "none";
      document.getElementById("topList").setAttribute("class", "left_sidebarArrow_right");
			document.getElementById(show).style.display = "block";
      document.getElementById(show + "List").setAttribute("class", "left_sidebarArrow_down");
			break;
		case "featured":
			document.getElementById("events").style.display = "none";
      document.getElementById("eventsList").setAttribute("class", "left_sidebarArrow_right");
			document.getElementById("top").style.display = "none";
      document.getElementById("topList").setAttribute("class", "left_sidebarArrow_right");
			document.getElementById(show).style.display = "block";
      document.getElementById(show + "List").setAttribute("class", "left_sidebarArrow_down");
			break;
		case "top":
			document.getElementById("featured").style.display = "none";
      document.getElementById("featuredList").setAttribute("class", "left_sidebarArrow_right");
			document.getElementById("events").style.display = "none";
      document.getElementById("eventsList").setAttribute("class", "left_sidebarArrow_right");
			document.getElementById(show).style.display = "block";
      document.getElementById(show + "List").setAttribute("class", "left_sidebarArrow_down");
			break;
	};
};