$(document).ready(function(evt)
{
	var leftHeight = $("#main-left").get(0).offsetHeight;
	var rightHeight = $("#main-right").get(0).offsetHeight;
	
	if (rightHeight > leftHeight)
	{
		var difference = rightHeight - leftHeight;
		
		var result = 70 + difference;
		
		$("#lines-left").css('height', result + 'px');
	}
	
});