<!--

var LargerImage_popupWindow;
var LargerImage_creatingPopup = false;
var LargerImage_sourceWindow;

function LargerImage_showPopup( sourceWindow, url, popupWidth, popupHeight, windowAttributes ) 
{
	if(LargerImage_popupWindow != null && !LargerImage_popupWindow.closed)
	{
		LargerImage_closePopup();
	}
	LargerImage_creatingPopup = true;
	if( windowAttributes.length > 0 )
	{
        	windowAttributes = ',' + windowAttributes;
        }
	LargerImage_popupWindow = window.open(url,'popup', 'resizable=yes,scrollable=yes,dependent=yes,' +
		'screenX='+(screen.availWidth-popupWidth)/2+',screenY='+(screen.availHeight-popupHeight-30)/2 +
		',left='+(screen.availWidth-popupWidth)/2+',top='+(screen.availHeight-popupHeight-30)/2+
		',width=' +popupWidth + ',height=' + popupHeight + windowAttributes);

    	LargerImage_sourceWindow = sourceWindow;
	LargerImage_creatingPopup = false;
}

function LargerImage_closePopup() 
{
    	if(!LargerImage_creatingPopup && LargerImage_popupWindow != null && !LargerImage_popupWindow.closed && LargerImage_popupWindow.close )
	{
		LargerImage_popupWindow.close();
	}
    	if(!LargerImage_creatingPopup)
    	{
		LargerImage_popupWindow = null;
	}
}

//-->