function openPicWin(_file_name,picW,picH){
  cf_picWin=window.open("","__cf_pics_win_",config="dependent,left=10,top=10,width="+picW+",height="+picH);
  cf_picWin.close();
  cf_picWin=window.open(_file_name+".html","__cf_pics_win_",config="dependent,left=10,top=10,width="+picW+",height="+picH);
  cf_picWin.focus();
}