You can use
Eval
to bind the same linkbutton. Try this:
<asp:linkbutton id="ImgLnk" runat="server" onclick="lnkCustomer_Click" commandname="CustomerLink" text='<%# Eval("ImgLnk") %>' />
Remember,
URL
is the column in your gridview datasource which will contain the
URL's
for all the rows.
--Amit