how to insert multiple checkbox data into database

Question

i am having 3 checkboxes , say as SAD,HAPPY ,ANGRY. here the user selects and after clicking submit button i want their option to store in sql table..

 

THIS IS MY CODEBEHIND.

 

<h2>How Are You Feeling Today..?</h2>

<ul>

<li><asp:CheckBox ID="cb1" runat="server" />

<label for="cb1">

<img src="images/angry1.gif" /></label>

</li>

<li><asp:CheckBox ID="cb2" runat="server" />

<label for="cb2">

<img src="images/happy1.gif" /></label>

</li>

<li><asp:CheckBox ID="cb3" runat="server" />

<label for="cb3">

<img src="images/sad1.gif" /></label>

</li>

</ul>

<asp:Button ID="Button1" runat="server" Text="Submit" CssClass="btn" Font-Bold="True" Height="45px" Width="145px" />

 

i am a beginner to asp and sql .i hope someone can show me the right direction.

 

thank you in advance.