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htmlselect

代码如下：

<script  runat="server">


Sub choose_image(Sender As Object, e As EventArgs)


   image1.Src = select1.Value


End Sub


</script>


 


<!DOCTYPE html>


<html>


<body>


 


<form runat="server">


<select id="select1" runat="server">


   <option value="smiley.gif">Smiley</option>


   <option value="angry.gif">Angry</option>


   <option value="stickman.gif">Stickman</option>


</select>


<input type="submit" runat="server" value="Display image"


OnServerClick="choose_image">


<br><br>


<img id="image1" src="smiley.gif" runat="server" width="32" height="32" />


</form>


 


</body>


</html>

运行结果：

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