var oPopUpWindow;

function launchWindow(sURL, lWidth, lHeight)
{
  var lWinLeft = (screen.width - lWidth) / 2;
  var lWinTop = (screen.height - lHeight) / 2;

  oPopUpWindow = window.open(sURL, 'apply', ('width=' + lWidth + ',height=' + lHeight + ',resizable=yes,scrollbars=yes,menubar=no,status=yes,top=' + lWinTop + ',left=' + lWinLeft));

  setTimeout('oPopUpWindow.focus();',250);
}