Creating and Destroying Iframes, Qunit Tests.

gistfile1.js

// Create an <iframe>, return the DOM object 
// back to the caller once loaded.

var iframeLoad = function(pageURL, cb){

    var iframe = document.createElement('iframe');

    iframe.onload = function(event) {

        // Return iframe to callback.
        cb(event.target);

    };

    iframe.src = pageURL;
    document.body.appendChild(iframe);

}

// Provide method for destroying a given <iframe> in teardowns.

var iframeUnload = function(iframe){

    document.body.removeChild(iframe);

}