Hi,
Use following
in .aspx page
<asp:image id="Image1" runat="server" imageurl="~/Images/bullet_hm.gif" xmlns:asp="#unknown" />
<input type="button" value="change" onclick="changeImage('../Images/Admin.gif');" />
write code between tag
<script language="javascript" type="text/javascript">
function changeImage(ImageURL)
{
var img = document.getElementById('<%=Image1.ClientID %>');
img.src= ImageURL;
}
</script>
Thanks,
Imdadhusen