Hi!
your menu looks fine in Safari3.1 on WinXP SP2
j
screenshot:

<div id="navigation"> <ul> <li> <img src="/modx/assets/templates/ellbie/images/menu01.gif"/></li><li id="menu1" class="active"><a href="http://www.lindseybehrends.com/modx/" title="Home" >HOME</a></li> <li id="menu48"><a href="/modx/index.php?id=48" title="Work" >WORK</a></li> <li id="menu51"><a href="/modx/index.php?id=51" title="Services" >SERVICES</a></li> <li id="menu47"><a href="/modx/index.php?id=47" title="About" >ABOUT</a></li> <li id="menu2"><a href="/modx/index.php?id=2" title="Blog" >BLOG</a></li> <li id="menu6" class="last"><a href="/modx/index.php?id=6" title="Contact" >CONTACT</a></li> <li><img src="/modx/assets/templates/ellbie/images/menu08.gif"/></li> </ul> </div><!-- end of navigation -->
Take a look at you nav code:
<div id="navigation"> <ul> <li> <img src="/modx/assets/templates/ellbie/images/menu01.gif"/></li><li id="menu1" class="active"><a href="http://www.lindseybehrends.com/modx/" title="Home" >HOME</a></li> <li id="menu48"><a href="/modx/index.php?id=48" title="Work" >WORK</a></li> <li id="menu51"><a href="/modx/index.php?id=51" title="Services" >SERVICES</a></li> <li id="menu47"><a href="/modx/index.php?id=47" title="About" >ABOUT</a></li> <li id="menu2"><a href="/modx/index.php?id=2" title="Blog" >BLOG</a></li> <li id="menu6" class="last"><a href="/modx/index.php?id=6" title="Contact" >CONTACT</a></li> <li><img src="/modx/assets/templates/ellbie/images/menu08.gif"/></li> </ul> </div><!-- end of navigation -->
That last list item: <li><img src="/modx/assets/templates/ellbie/images/menu08.gif"/></li>
I bet that is not supposed to be there?
I would also validate your code: you are getting 12 errors, all of which are in your menu...
Max