<?php    echo <<<CSS
    /* simple top-down gradient - send it start and end values) */
    background-image: -moz-linear-gradient(top, %%start%% 0%, %%end%% 100%);
    background-image: -ms-linear-gradient(top, %%start%% 0%, %%end%% 100%);
    background-image: -o-linear-gradient(top, %%start%% 0%, %%end%% 100%);
    background-image: -webkit-linear-gradient(top, %%start%% 0%, %%end%% 100%);
    background-image: linear-gradient(to bottom, %%start%% 0%, %%end%% 100%);
CSS;
?>