<asp:HoverMenuExtender ID="HoverMenuExtender1" runat="server" TargetControlID="Button1"
PopupControlID="sliderDiv" PopupPosition="Right" OffsetX="10" OffsetY="10" PopDelay="3000">
<Animations>
<OnShow>
<Sequence>
<HideAction Visible="true" />
<ScriptAction Script="$(document).ready(function () {$find('Timer1')._stopTimer();})"></ScriptAction>
</Sequence>
</OnShow>
<OnHide>
<Sequence>
<HideAction />
<ScriptAction Script="$(document).ready(function () {$find('Timer1')._startTimer();})"></ScriptAction>
</Sequence>
</OnHide>

</Animations> </asp:HoverMenuExtender>