html assistance keyword location

i'm minute authority vicious keywords steady several pages. project's index i tangible keywords this:

<li> <object type="text/sitemap">
    <param name="name" value="stack ">
    <param name="name" value="overview">
    <param name="local" value="overview.html#stack ">
    <param name="name" value="cover">
    <param name="local" value="cover.html#stack ">
    <param name="name" value="intro">
    <param name="local" value="intro.html#stack ">
    </object>

it works nonetheless instead due dialog shows keyword name digest steady 3 times.

here's looks:

how i arrangement tile page contains keyword dialog? i arrangement this:

stack   overview
stack   cover
stack   intro

thanks