function initialize() {
    	hide_caption();
    }

    function show_caption(){
	document.getElementById("img_caption").style.color="#444444";
	document.getElementById("img_link").style.color="#444444";
    }

    function hide_caption(){
	document.getElementById("img_caption").style.color="#AAAAAA";
	document.getElementById("img_link").style.color="#AAAAAA";
    }

    function GUnload(){
    }