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

	if (divHeightContentLeft > divHeightContentCenter) {
		var divhoehe = divHeightContentLeft;
	} else {
		if (divHeightContentRight > divHeightContentCenter) {
			var divhoehe = divHeightContentRight;
		} else {
			var divhoehe = divHeightContentCenter;
		}
	}
	
	if (divHeightContentLeft > divHeightContentRight) {
		var divhoehe2 = divHeightContentLeft;
	} else {
		if (divHeightContentRight > divHeightContentLeft) {
			var divhoehe2 = divHeightContentRight;
		}
	}
	document.getElementById('content').style.height=divhoehe+'px';
	document.getElementById('contentLeft').style.height=divhoehe2+'px';
	document.getElementById('contentRight').style.height=divhoehe2+'px';
}