function add_bookmark(url,page_title)
{

	if(window.sidebar) // Firefox / Mozilla
	{
		window.sidebar.addPanel(page_title, url,'');
	}
	else if(window.opera) //Opera
	{
		var a = document.createElement('A');
		a.rel = 'sidebar';
		a.target = '_search';
		a.title = page_title;
		a.href = url;
		a.click();
	}
	else if(window.external) //IE
	{
		window.external.AddFavorite(url, page_title);
	}
	else
	{
		alert('Your web browser appears to not support adding a bookmark via Javascript. Please manually add one via your bookmark menu.');
	}
}