title: How to change image when cursor hover over the image in asp.net website
body: <pre><code>&lt;asp:ImageButton ID="btn_Send" runat="server" ImageUrl="Styles/Images/send_message.png"
                                      ValidationGroup="SM" CausesValidation="true" OnClick="Send_Click" /&gt;
  </code></pre>
  
  <p>I have this button in my website, how can I change image when the user hover over the image or when the user clicks the image, I want to show the user the button is clicked. So I have created another image for send_message.png(1) which looks like clicked, so when user hover over of clicks the image I want to display send_message.png(2)</p>