// Register sidebar_widget_icon
BloggerExt.sidebar_widget_icon = function() {

    // find containers to expandable.
	for (var widgetTitle in BloggerExtOptions.sidebar_widget_icons) {
		var widgetImg = BloggerExtOptions.sidebar_widget_icons[widgetTitle];

        // find widget container with class name
        var sideObjs = BloggerExt.getSideObjByTitle(widgetTitle);
        if (sideObjs.length >=2 ) {
            var titleObj = sideObjs[0];
            titleObj.prepend(widgetImg);
        }
    }

};
BloggerExt.register('sidebar_widget_icon' ,  {
    sidebar_widget_icon: true,
    sidebar_widget_icons: {}
});