function init() {
	if (document.getElementById) {
		var menuOffset = document.getElementById("title").offsetHeight + document.getElementById("menu").offsetHeight ;
		var footerTop = document.getElementById("footer").offsetTop ;
		var footerOffset = (menuOffset > footerTop) ? (menuOffset - footerTop) : 16 ;
		document.getElementById("footer").style.marginTop = footerOffset + "px";
	}
}