function HideContent(d)
	{
	document.getElementById(d).style.display = "none";
	}

function ShowContent(d)
	{
	document.getElementById(d).style.display = "";
	}

function ReverseContentDisplay(d) 
	{
	if(document.getElementById(d).style.display == "none")
		{
		document.getElementById(d).style.display = ""; 
		}
		else
		{
		document.getElementById(d).style.display = "none";
		}
	}

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);
	}