function popupImage(sImageUrl, iWidth, iHeight) {
	newwindow=window.open('/wp-content/themes/default/scripts/view-diagram-larger.php?' + sImageUrl, '','resizeable=no,width=' + iWidth + ',height=' + iHeight + '','top=0,left=0');
	if (window.focus) {newwindow.focus()}
	return false;
}