function popupPicture(sUrl, sWidth, sHeight)
{
	var popup;

	popup = window.open(sUrl, 'PictureViewer','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,screenX=10,screenY=10,resizable=no,width=' + sWidth + ',height=' + sHeight, true);
	if(navigator.appName.indexOf('Netscape') != -1)
		popup.focus();
}