var thePopUp = null;
function PopUp( theURL, theWidth, theHeight ) {
  thePopUp = window.open( theURL, 'popup', 'width=' + theWidth + ',height=' + theHeight + ',scrollbars=auto,toolbar=no,titlebar=yes' );
  if ( typeof( thePopUp ) != 'undefined' )
    thePopUp.focus();
}

function PopDown() {
  thePopUp.close();
  thePopUp = null;
}

function OpenPop( theURL ) {
  PopUp( theURL, 369, 400 );
}