function columns(){
	if (document.getElementById("content")){
		var centerHeight = document.getElementById("content").offsetHeight;
		if (centerHeight > 352){
			document.getElementById("news").style.height = centerHeight;
			document.getElementById("sidebar").style.height = centerHeight;
		} else {
			document.getElementById("content").style.height = 352;
			document.getElementById("news").style.height = 352;
			document.getElementById("sidebar").style.height = 352;
		}
	}else{
		var centerHeight = document.getElementById("center").offsetHeight;
		if (centerHeight < 352){
			document.getElementById("center").style.height = 352;
		}
	}
}

window.onload = columns;