// igheader()
// igfooter()
// popup(page,bar,dx,dy)
// popupimage(page,bar,dx,dy)

function igheader() {

  document.writeln('Image Gallery Header');

}

function igfooter() {

  document.writeln('Image Gallery Footer');

}

function popup(page,bar,dx,dy) {

  window.open(page, "Image","location=no,scrollbar=" + bar + ",status=1,width=" + dx + ",height=" + dy)

}

function popupimage(page,bar,dx,dy) {

  window.open(page, "Image","location=no,scrollbar=" + bar + ",status=1,width=" + eval(dx + 20) + ",height=" + eval(dy + 30))

}