$root

adds a relative reference to the root directory.  Notice the behavior of the sample below.

Sample Usage: (e.g. menu.tpl)

<a href="{$root}index.php">HOME<a>

HTML Source Output

Sample 1:  Documentation Section
Path:  /Documentation/index.php

<li><a href="../index.php"><span>Home</span></a></li>


Sample 2: Web Designer Section
Path:  /Documentation/Web.Designer/index.php

<li><a href="../../index.php"><span>Home</span></a></li>