function show_menu(id){
	var cid = "topItemContent" + id;
	var linkid = "topItemLink" + id;
	document.getElementById(cid).style.display = "block";
	document.getElementById(linkid).style.backgroundPosition = "top";
}
function hide_menu(id){
	var cid = "topItemContent" + id;
	var linkid = "topItemLink" + id;
	document.getElementById(cid).style.display = "none";
	document.getElementById(linkid).style.backgroundPosition = "bottom";
}
function menu_width(id){
	try {
		var cur_width = document.getElementById(id).clientWidth - 14;
		var sub_width = document.getElementById("sub" + id).clientWidth;
		if(sub_width < cur_width) {
			document.getElementById("sub" + id).style.width = cur_width +"px";
		}
	} catch(e) {}
}
function show_flash(params) {
	document.write(params);
}

var last_cat_id = 0;
function show_cat(cat_id) {
	try {
		if (last_cat_id) {
			document.getElementById("cat_" + last_cat_id).style.display = 'none';
			document.getElementById(last_cat_id).className = "catalog_list";
		}
		if (last_cat_id != cat_id) {
			document.getElementById("cat_" + cat_id).style.display = "block";
			document.getElementById(cat_id).className = "catalog_list cat_selected";
		}
		last_cat_id = cat_id;
	} catch(e) {}
}