horizontal sidebar

hi at all, I have a question, I want to create an horizontal sidebar, haw can i do?this is my site https://www.endurodoc.net/
I create a second sidebar, i try with this code (find with google search) but nothing:

<div id=”top_sidebar”>
<ul id=”top_sidebar”>

• <?php if ( function_exists(‘dynamic_sidebar’) && dynamic_sidebar(2) ) : ?><?php endif;?>

</div>

#top_sidebar{
width:690px;
float:left;

}

#top_sidebar h2 {
background: url(images/h2-sidebar.png) no-repeat;
height: 25px;
font-size: 17px;
padding: 20px 0 0 20px;
color:#000;
margin:-1px;
}

ul#top_sidebar,ul#top_sidebar li {
margin: 0;
padding: 0;
}

ul#top_sidebar li{
display:inline-block;
width:100px;
min-height:100px;
}

can you help me?
kikko088