function MM_openwin(MM_file,MM_height,MM_width)
                {
                   MM_config=""
                   MM_config+="toolbar=no,";
                   MM_config+="location=no,";
                   MM_config+="directories=no,";
                   MM_config+="status=yes,";
                   MM_config+="scrollbars=yes,";
                   MM_config+="copyhistory=no,";
                   MM_config+="width="+MM_width+",";
                   MM_config+="height="+MM_height;
                   var MM_win=open(MM_file,"",MM_config);
                   MM_win.focus();
                }