Untitled

<html>
    <head>
        <script>
            var coloresIntermedios = ['#FF0000','#FF1000'];
            var color = 0;

            function otroColor() {
                document.forms[0].cdc.style.color = coloresIntermedios[color++ % coloresIntermedios.length];
            }
        </script>

        <title>Ejemplo</title>
    </head>
    <body background="C:UsersPublicPaginas WEB1.jpg" onload="setInterval('otroColor()', 100)">
        <center>
            <p>
                <form>
                    <input id="tc" disabled type="submit" type="text" name="cdc" value="Colores 1" />
                </form>
            <p>
                <form>
                    <input id="tc" disabled type="submit" type="text" name="cdc" value="Colores 2" />
                </form>
        </center>
    </body>
</html>