var inOverlay;
var overlay;
var dialog;

function showOverlay(url, pInOverlay)
{
	
	inOverlay = pInOverlay;
	
	overlay = new Element('div', {'class':'overlay'});	
	dialog = new Element('div', {'class':'dialog'});
	var dialogContentHolder = new Element('div', {'class':'dialogContentHolder'});
	dialog.appendChild(dialogContentHolder);
	var closeButton = new Element('img', {'class':'closeButton', 'src':'images/closebutton.png', 'width':'47px', 'height':'17px'});
	
	if(inOverlay)
	{
		dialogContentHolder.appendChild(closeButton);
		ifrm = document.createElement("IFRAME"); 
		ifrm.setAttribute("src", url); 
		ifrm.setAttribute("frameborder", 0); 
		ifrm.setAttribute("style", 'overflow:auto;'); 
		ifrm.style.width = 930+"px"; 
		ifrm.style.height = 420+"px"; 
		dialogContentHolder.appendChild(ifrm); 

		
		document.body.appendChild(dialog);
		document.body.appendChild(overlay);
	}
	else
	{
		window.open(url, 'sharewindow', 'resizable=1');
	}
	
	overlay.onclick = closeOverlay;
	closeButton.onclick = closeOverlay;
	
	
}

function closeOverlay()
{
	document.body.removeChild(overlay);
	
	if(inOverlay)
	{
		document.body.removeChild(dialog);
	}
}