function zoom_image() {
html = 'View Detail' + ' ' + ' ' + 'Close Window
';
popup=window.open ('','zoom','toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=1,top=90,left=270,width=560,height=520');
popup.document.open();
popup.document.write(html);
popup.document.close();
}