Disable button using asp.net after click and enable when postback is completed

//// HTML

      <asp:Button ID="button" runat="server"

Text="Click Me !"  OnClick="Button_Click" ClientIDMode="Static"  CssClass="butt pull-right"

OnClientClick="this.disabled = true;"

UseSubmitBehavior="False"/> 

/// You can set the timeout of that function using jquery

/////// JS

   setTimeout(EnableBTN, 5000);

       function EnableBTN() {

               $("[id*=button]").removeAttr("disabled");

            };