<!--
function show_img(img_name) {
	obj=document.getElementById(img_name);
	obj.style.display='block';
}

function hide_img(img_name) {
	obj=document.getElementById(img_name);
	obj.style.display='';
}

function clear_search()
{
	if ( document.getElementById("search_text").value == "Search" ) {
		document.getElementById("search_text").value = "";
	}
}

function set_search()
{
	if (document.getElementById("search_text").value == "") {
		document.getElementById("search_text").value = "Search";
	}
}
//-->