function ResizeDivs() {
	var divHeightContentLeft = document.getElementById('contentLeft').offsetHeight;
	var divHeightContentCenter = document.getElementById('contentCenter').offsetHeight;

	if (divHeightContentLeft > divHeightContentCenter) {
		var divhoehe = divHeightContentLeft;
	} else {
		var divhoehe = divHeightContentCenter;
	}
	divhoehe += 30;

	document.getElementById('content').style.height=divhoehe+'px';
	document.getElementById('contentLeft').style.height=divhoehe+'px';
	document.getElementById('contentCenter').style.height=divhoehe+'px';
	document.getElementById('contentSpace1').style.height=divhoehe+'px';
	document.getElementById('contentSpace2').style.height=divhoehe+'px';
	
}