function openThisImage(url, width, height)
{
	var myWidth = (screen.availWidth > 800) ? (screen.availWidth - 75) : screen.availWidth;		// if 800x600 or less, take up
	var myHeight = (screen.availHeight > 600) ? (screen.availHeight - 75) : (screen.availHeight - 70);	// the whole screen.
	var myLeft = Math.round((screen.availWidth - myWidth) / 2);
	var myTop = Math.round((screen.availHeight - myHeight) / 2)-25;

	if (myTop < 0) { myTop = 0; }	// bugfix for Opera
	if (screen.availHeight < 600) { myTop-=20; }

	myWidth = (width < myWidth) ? width : myWidth;
	myHeight = (height < myHeight) ? height : myHeight;

	openCurrentImageWindow = window.open(url, '', 'scrollbars=yes,titlebar=no,location=no,status=no,toolbar=no,resizable=yes,width='+ myWidth +',height='+ myHeight +',top='+'0'+',left='+'0');
	openCurrentImageWindow.document.body.leftMargin = 0; 
	openCurrentImageWindow.document.body.topMargin = 0;
}