how to collapse div on page load time ..

Question

Hi frnds

how to collapse div on page load time ..

i am sending my java script code and button

here it is working like when page is loading my div is expand but page load time i want collapse

how to do this

<script type="text/javascript">

function ShowHideDivOnButtonClick() {

$('#Post').toggle("slow");

return false;

}

</script>

<asp:Button ID="Button2" runat="server" Text="Show Search" CssClass="btn btn-primary pull-right" OnClientClick="javascript:return ShowHideDivOnButtonClick();" />