function show_tab(t,c)
{
	document.getElementById(t).style.display='block';
	document.getElementById(c).className='sel';
}
function hide_tab(t,c)
{
	document.getElementById(t).style.display='none';
	document.getElementById(c).className='';
}

function news_tab(tab) {
	document.getElementById(tab).style.display='block';
}

function news_hide(tab) {
	document.getElementById(tab).style.display='none';
}

 function bookmark(url, title) {
			if (window.sidebar) {
				window.sidebar.addPanel(title,url,"");
			} else if(document.all) {
				window.external.AddFavorite(url,title);
			}
 }