// Event Listener
// by Scott Andrew - http://scottandrew.com/
function addEvent(obj, evType, fn)
	{
	if (obj.addEventListener)
		{
		obj.addEventListener(evType, fn, false); 
		return true;
		}
	else if (obj.attachEvent)
		{
		var r = obj.attachEvent('on'+evType, fn);
		return r;
		}
	else
		{
		return false;
		}
	}

// from your man at http://www.kryogenix.org/
addEvent(window, "load", resizeBooks);
addEvent(window, "resize", resizeBooks);

function resizeBooks(e)
	{
	// check this browser can cope with what we want to do
	if (!document.getElementById) return;
	var leftDiv = document.getElementById('left');
	if (!leftDiv) return;
	if (!leftDiv.offsetWidth) return;

	// if div#left is wide enough to accept two or more floated <dl>s
	if (leftDiv.offsetWidth >= 621)
		{
		// loop through <dl>s
		defLists = leftDiv.getElementsByTagName('dl');
		for (var i = 0; i < defLists.length; i++)
			{
			// set class to nada
			defLists[i].className = '';
			}
		}
	
	// if div#left is not wide enough to accept two or more floated <dl>s
	else
		{
		// loop through <dl>s
		defLists = leftDiv.getElementsByTagName('dl');
		for (var i = 0; i < defLists.length; i++)
			{
			// set class to liquid
			defLists[i].className = 'liquid';
			}
		}
	}