var timeout	= 500;
var closetimer	= 0;
var ddmenuitem	= 0;

function mopen(id)
{	
	mcancelclosetime();
	if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';
	ddmenuitem = document.getElementById(id);
	ddmenuitem.style.visibility = 'visible';

}
function mclose()
{
	if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';
}
function mclosetime()
{
	closetimer = window.setTimeout(mclose, timeout);
}
function mcancelclosetime()
{
	if(closetimer)
	{
		window.clearTimeout(closetimer);
		closetimer = null;
	}
}
document.onclick = mclose;

function bookmark_us(url, title){

if (window.sidebar) // firefox
    window.sidebar.addPanel(title, url, "");
else if(window.opera && window.print){ // opera
    var elem = document.createElement('a');
    elem.setAttribute('href',url);
    elem.setAttribute('title',title);
    elem.setAttribute('rel','sidebar');
    elem.click();
}
else if(document.all)// ie
    window.external.AddFavorite(url, title);
}