/**
 * @author msn:liujian@xiaoyemen.com
 */
function showPage(page_name){
	if (!document.getElementById) return false;
	if (!document.getElementById(page_name)) return false;
	$('#'+page_name).fadeIn('slow');
/*	var show_page = document.getElementById(page_name);
	show_page.style.display = "block";*/
}
function closePage(page_name){
	if (!document.getElementById) return false;
	if (!document.getElementById(page_name)) return false;
	$('#'+page_name).fadeOut('slow');
/*	var close_page = document.getElementById(page_name);
	close_page.style.display="none";*/
}