<!DOCTYPE html>
DG
div,ul,li,a{margin: 0px;padding: 0px;}<\style><br> <style>ul {list-style:none;}
#nav {<br> width:100%;height:37px;background:url(./img/nav.png)repeat-x 0px 0px; <br> }
#nav ul li{line-height: 37px;float:left;margin-left:20px;}