$(document).ready(function() {
	function altura() {
		var sidebar = $("#sidebar").height();
		var main = $("#main").height();
		var multiplo = 16;
		if (sidebar > main)
			equalHeight = sidebar + multiplo - (sidebar % multiplo)
		else
			equalHeight = main + multiplo - (main % multiplo)
		$("#main").height(equalHeight);
		$("#sidebar").height(equalHeight);
		$("#anillado").height(equalHeight-(multiplo*2));
	}
	altura()
})