/*
addEvent function from http://www.quirksmode.org/blog/archives/2005/10/_and_the_winner_1.html
*/
function addEvent( obj, type, fn )
{
	if (obj.addEventListener)
		obj.addEventListener( type, fn, false );
	else if (obj.attachEvent)
	{
		obj["e"+type+fn] = fn;
		obj[type+fn] = function() { obj["e"+type+fn]( window.event ); }
		obj.attachEvent( "on"+type, obj[type+fn] );
	}
}

/*
createElement function found at http://simon.incutio.com/archive/2003/06/15/javascriptWithXML
*/
function createElement(element) {
	if (typeof document.createElementNS != 'undefined') {
		return document.createElementNS('http://www.w3.org/1999/xhtml', element);
	}
	if (typeof document.createElement != 'undefined') {
		return document.createElement(element);
	}
	return false;
}

function insertTop(obj) {
	// Create the two div elements needed for the top of the box
	d=createElement("div");
	d.className="bt"; // The outer div needs a class name
    d2=createElement("div");
    d.appendChild(d2);
	obj.insertBefore(d,obj.firstChild);
}

function insertBottom(obj) {
	// Create the two div elements needed for the bottom of the box
	d=createElement("div");
	d.className="bb"; // The outer div needs a class name
    d2=createElement("div");
    d.appendChild(d2);
	obj.appendChild(d);
}

var initCB_done;

function initCB()
{
	if (initCB_done == undefined) {
		initCB_done = true;
		// Find all div elements
		var divs = document.getElementsByTagName('div');
		var cbDivs = [];
		for (var i = 0; i < divs.length; i++) {
		// Find all div elements with cbb in their class attribute while allowing for multiple class names
			if (/\bcbb\b/.test(divs[i].className))
				cbDivs[cbDivs.length] = divs[i];
		}
		// Loop through the found div elements
		var thediv, outer, i1, i2;
		for (var i = 0; i < cbDivs.length; i++) {
		// Save the original outer div for later
			thediv = cbDivs[i];
		// 	Create a new div, give it the original div's class attribute, and replace 'cbb' with 'cb'
			outer = createElement('div');
			outer.className = thediv.className;
			outer.className = thediv.className.replace('cbb', 'cb');
		// Change the original div's class name and replace it with the new div
			thediv.className = 'i3';
			thediv.parentNode.replaceChild(outer, thediv);
		// Create two new div elements and insert them into the outermost div
			i1 = createElement('div');
			i1.className = 'i1';
			outer.appendChild(i1);
			i2 = createElement('div');
			i2.className = 'i2';
			i1.appendChild(i2);
		// Insert the original div
			i2.appendChild(thediv);
		// Insert the top and bottom divs
			insertTop(outer);
			insertBottom(outer);
		}
	}
}

if(document.getElementById && document.createTextNode)
{
	addEvent(window, 'load', initCB);
}