/***************************************************************************
Copyright (C) 1999 Istvan Ozsvar
****************************************************************************/
var frameIsOpen = 0;
var ShowFrame;

function ShowPicture( filename, x, y ) {
  if (frameIsOpen) {
    if(ShowFrame.name=="ShowFrame") ShowFrame.close();
    frameIsOpen = 0;
  }
  winopts     = "toolbar=no,location=no,directories=no,status=no,";
  winopts     = winopts + "menubar=no,scrollbars=yes,resizable=yes,width=" + x + ",height=" + y;
  ShowFrame   = window.open(filename, "ShowFrame", winopts);
  frameIsOpen = -1;
}