<?php
$nav = <<<EOL
    <div id="nav">
      <ul id="nav-ul">
        <li id="nav-ul-li">
          <a href="#">
            Home
          </a>
        </li>
        <li id="nav-ul-li">
          <a href="#">
            Cart
          </a>
        </li>
      </ul>
    </div>
    EOL;

echo $nav;
