title: JavaScript into Asp Page
body: <p>i am learning javascript client side scripting language and i am using js in ASP.. i dont know when i compile the code, it shows </p>
  
  <blockquote>
    <p>COMPILATION ERROR:Compiler Error
    Message: CS1061: 'ASP.default_aspx'
    does not contain a definition for
    'popup' and no extension method
    'popup' accepting a first argument of
    type 'ASP.default_aspx' could be found
    (are you missing a using directive or
    an assembly reference?)</p>
  </blockquote>
  
  <p>here is my code : </p>
  
  <pre><code>&lt;%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Default.aspx.cs" Inherits="WEB_test_app._Default" %&gt;
  
  &lt;!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"&gt;
  
  &lt;html xmlns="http://www.w3.org/1999/xhtml" &gt;
  &lt;head runat="server"&gt;
      &lt;title&gt;Shuraat Web ki&lt;/title&gt;
      &lt;script type ="text/javascript"&gt;
      function popup()
      {
      alert("popup!!");
      }    
      &lt;/script&gt; 
  &lt;/head&gt;
  &lt;body&gt;
      &lt;form id="form1" runat="server"&gt;
      &lt;div&gt;
          &lt;asp:Button ID="Button1" runat="server" Text="Button" OnClick ="popup()"/&gt;
  
        &lt;script type ="text/javascript"&gt;
        document.write("Abid");
        &lt;/script&gt;   
      &lt;/div&gt;
      &lt;/form&gt;
  &lt;/body&gt;
  &lt;/html&gt;
  </code></pre>