function doHideFooter() {
b = 'footer'
  if(document.getElementById && !document.all) {
	if(document.getElementById(b))
		document.getElementById(b).setAttribute("style","display:none;");
  }
  else if(document.all) {
	if(document.all[b])
		document.all[b].style.display="none";
  }
}
doHideFooter();