function popup(xfx)
{ 
  winwidth = 700 ;
  winheight = 740 ;
  winleft = (screen.width-winwidth)/2 ;
  wintop = (screen.height-winheight)/2 ; 
  winprop = 'menubar=no,scrollbars=no,resizable=no,noresize,width='
            + winwidth + ',height=' + winheight + ',left=' + winleft
            + ',top=' + wintop ;

  window.open( xfx, 'popup', winprop ) ;
}

function MM_displayStatusMsg(msgStr) { //v1.0
  status=msgStr;
  document.MM_returnValue = true;
  }