/*
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 = "contentbt"; // 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 = "contentbb"; // The outer div needs a class name
    d2 = createElement("div");
    d.appendChild(d2);
    obj.appendChild(d);
}

function initCB() {
    // 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 (/\bcontentcbb\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('contentcbb', 'contentcb');
        // Change the original div's class name and replace it with the new div
        thediv.className = 'contenti3';
        thediv.parentNode.replaceChild(outer, thediv);
        // Create two new div elements and insert them into the outermost div
        i1 = createElement('div');
        i1.className = 'contenti1';
        outer.appendChild(i1);
        i2 = createElement('div');
        i2.className = 'contenti2';
        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);
}