function openPictureWindow(imgURL,imageWidth,imageHeight,altName,posLeft,posTop) {
var locstr, newWindow;
locstr = "resizable=no,toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,copyhistory=no,width="+imageWidth+",height="+imageHeight+",left="+posLeft+",top="+posTop;
newWindow = window.open("","newWindow",locstr);
newWindow.document.open();
newWindow.document.write(''+altName+'');
newWindow.document.write('');
newWindow.document.write('');
newWindow.document.write('
');
newWindow.document.write('');
newWindow.document.close();
newWindow.focus();
}