>.
        @usageNote Parameter &lt;code>isLastRegister&lt;/code> should only be &lt;code>true&lt;/code> during the registering of the last font in the loaded SWF. If there is only one font being registered it should always be &lt;code>true&lt;/code>.
    */
    public static function registerFont(referenceName:String, field:Object, sender_mc:MovieClip, isLastRegister:Boolean):Boolean {
        var fontLoad:FontManager = FontManager.$fontLoadMap[sender_mc];
        
        if (fontLoad != undefined) {
    