// JavaScript Document

function setFourBoxHeight()
	{
		var height = 0;
		
		var four_box_1_height = document.getElementById('four_boxes_1').offsetHeight;
		var four_box_2_height = document.getElementById('four_boxes_2').offsetHeight;
		var four_box_3_height = document.getElementById('four_boxes_3').offsetHeight;
		var four_box_4_height = document.getElementById('four_boxes_4').offsetHeight;

		height = Math.max(height, four_box_1_height);
		height = Math.max(height, four_box_2_height);
		height = Math.max(height, four_box_3_height);
		height = Math.max(height, four_box_4_height);

		document.getElementById('four_boxes_1').style.height = height + 'px';
		document.getElementById('four_boxes_2').style.height = height + 'px';
		document.getElementById('four_boxes_3').style.height = height + 'px';
		document.getElementById('four_boxes_4').style.height = height + 'px';


	}