window.onload = function() {
	// this resizes left and right container height to the highest of the two
	
	var rightFrameHeight = document.getElementById('rightFrameContainer')
	var leftFrameHeight = document.getElementById('leftFrameContainer')
	
	if (rightFrameHeight.offsetHeight > leftFrameHeight.offsetHeight) {
		leftFrameHeight.style.height=leftFrameHeight.offsetHeight+'px';
	} else {
		rightFrameHeight.style.height=leftFrameHeight.offsetHeight+'px';
	}
}