function setHeightMainContent() {
	var insideRightColumn_height = parseInt(document.getElementById('insideRightColumn').offsetHeight);
	var contentContainer_height = parseInt(document.getElementById('contentContainer').offsetHeight);
	if(contentContainer_height < insideRightColumn_height) {
		document.getElementById('contentContainer').style.height = insideRightColumn_height + "px";
	}
}
window.onload = setHeightMainContent;