function ResizeDivs() {
	var divhoeheRechts = document.getElementById('contentRight').offsetHeight;
	var divhoeheLinks = document.getElementById('contentLeft').offsetHeight;

	if (divhoeheLinks >= divhoeheRechts) {
		var divhoehe = divhoeheLinks;
	}
	if (divhoeheRechts >= divhoeheLinks) {
		var divhoehe = divhoeheRechts;
	}

	document.getElementById('content').style.height=divhoehe+'px';
	document.getElementById('contentLeft').style.height=divhoehe+'px';
	document.getElementById('contentRight').style.height=divhoehe+'px';
	document.getElementById('master').style.height=divhoehe+240+'px';
}