AjaxControlToolkit.AnimationExtender.OnPreRender C# (CSharp) Method

        protected override void OnPreRender(EventArgs e)
        {
            base.OnPreRender(e);

            ResolveControlIDs(_onLoad);
            ResolveControlIDs(_onClick);
            ResolveControlIDs(_onMouseOver);
            ResolveControlIDs(_onMouseOut);
            ResolveControlIDs(_onHoverOver);
            ResolveControlIDs(_onHoverOut);
        }