mouseover to change button color

[slinky]

Does anyone know how I can get the following code finished. I'm trying
to dreate a onmouseover event to change the color of a button. Here's
my .vb: ( I included other code for the button that is for the
on click event)
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Protected Sub Button1_OnMouseOver()(ByVal sender As Object, ByVal
e As System.EventArgs) Handles
Button1_OnMouseOver ???????????????????????? Change
color ???????????????????

Protected Sub Button11_Click(ByVal sender As Object, ByVal e As
System.EventArgs) Handles Button11.Click
Response.Redirect("http://something.com/something.htm")
End Sub
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