function goTo(url) {
	document.location = url;
}

function toggle(targetDiv) {
	$("#"+ targetDiv).toggle();
	return false;
}

/**
 * Checks to see if an element exists in the DOM
 * @param string id
 * @return boolean
 */
function elementExists(id) {
	return document.getElementById(id);
}

function fixColumns() {
	var left = $('#left').outerHeight();
	
	if (elementExists('right')) {
		var right = $('#right').outerHeight(); 
		var content = $('#middle').outerHeight(); 
		
		if (left > right) {
			var tallest = left;
		} else {
			var tallest = right;
		}
		
		if (content < tallest) {
			$('#middle').height(tallest);
		}
		
	} else {
		var content = $('#wide').outerHeight();  
		
		if (content < left) {
			$('#wide').height(left);
		}
	}
}

$(document).ready(function() {
	fixColumns();				   
});