function image_open(image_loc,img)
{
HTML = "![]("+ image_loc +")
";
popupImage = window.open('','','toolbar=no,scrollbars=no,copyhistory=no,menubar=no');
popupImage.document.open();
popupImage.document.write(HTML);
popupImage.document.close();
obj_img = document.getElementById(img);
}