function openwin(target){
	settings ='height=560,width=550,top=10,left=10,scrollbars=yes';
	win = window.open(target,'window01',settings);
	win.focus();
}
	
function Fensterhoehe () {
	if (window.innerHeight) {
		return window.innerHeight;
	} else if (document.body && document.body.offsetHeight) {
		return document.body.offsetHeight;
	} else {
		return 0;
	}
}

function neuAufbau(){
	height = Fensterhoehe();
	if (document.all) {
		document.getElementById('content_div').style.height = height - 144 + "px";
	} else {
		document.getElementById('content_div').style.height = height - 162 + "px";
	}
}

window.onresize = neuAufbau;