// JavaScript Document
var left = document.getElementById("left").offsetHeight;
var right = document.getElementById("r").offsetHeight;
var left_real = document.getElementById("leftHeight").offsetHeight;
var right_real = document.getElementById("rightHeight").offsetHeight;
var distance = left - right;
if(distance > 0){
	document.getElementById("rightHeight").style.height = right_real + distance + "px";	
}
else{
	document.getElementById("leftHeight").style.height = left_real - distance + "px";
}