function OnResize(e) {
	var content = document.getElementById("content");
	var top = 0;
	var element = content;
	
	while(element) {
		top += element.offsetTop;
		element = element.offsetParent;
	}
	
	content.style.height = (document.documentElement.clientHeight - top - 15) + "px";
}

window.onresize = OnResize;
OnResize();