var NS4 = (document.layers) ? true : false;

function fix() { 

	if(document.body.scrollHeight < document.documentElement.clientHeight) {
		document.getElementById("container").style.height=document.documentElement.clientHeight-230+"px";
		//alert("Jetzt");
	}
	//alert(document.body.scrollHeight);
	//alert(document.documentElement.clientHeight);
}
if (NS4) {window.captureEvents(Event.RESIZE);}
window.onresize=fix;