function ApriPopUp ( desturl, Xsize, Ysize )
  {
    var destX = parseInt( ( screen.availWidth - Xsize ) / 2 );
    var destY = parseInt( ( screen.availHeight - Ysize ) / 2 );
    var SEPopUpWin = parent.open ("","sepopup","resizable=no,width="+Xsize+",height="+Ysize+",toolbar=no,scrollbars=yes,history=no,screenX="+destX+",screenY="+destY);
    SEPopUpWin.document.location.href = desturl;
    SEPopUpWin.moveTo( destX, destY );
    SEPopUpWin.setTimeout( "focus()", 1 );
  }