YUI 3.3.0 FF 9 Duplicate Script Loading Patch

gistfile1.js

(function() {

    /*
    * This patch fixes an issue with Y.Get in 3.2.0 & 3.3.0
    * where it fails to know when a CSS file is loaded in FF 9+.
    * Since it fails to know when the load of the CSS file
    * has completed, it creates a race condition that
    * forces the scripts to be attached again.
    */

    if (typeof YUI_config === 'undefined') {
        YUI_config = {};
    }
    
    var originalGecko;

    YUI_config.onProgress = function() {
        var Y = this;
        originalGecko = Y.UA.gecko;
        if (originalGecko > 8) {
            Y.UA.gecko = false;
        }
    };

    YUI_config.onEnd = function() {
        var Y = this;
        if (originalGecko) {
            Y.UA.gecko = originalGecko;
        }
    }

}());