Changed the content to match SciPy.in 2010 initial plans. Commented out most part.
<div id="left-inner">
<ul>
<li><a href="/">Home</a></li>
<!--
<li><a href="/submit-registration/">Registration</a></li>
-->
<li>
<!--<a href="/talks-cfp/">-->Talks & CfP<!--</a> -->
<ul>
<li><a href="/talks-cfp/schedule/">Conference Schedule</a></li>
<!--
<li><a href="/talks-cfp/tutorial/">Tutorial Schedule</a></li>
<li><a href="/talks-cfp/sprint/">Sprint Plan & Schedule</a></li>
<li><a href="/talks-cfp/speakers/">Speakers</a></li>
-->
{% if user.is_authenticated %}
<li><a href="/talks-cfp/list-talks/{{ user.id }}">My talks</a></li>
{% endif %}
</ul>
</li>
<li>
About
<ul>
<!--
<li><a href="/about/accommodation/">Accommodation</a></li>
<li><a href="/about/food/">Food</a></li>
-->
<li><a href="/about/venue/">The Venue</a></li>
<!--
<li><a href="/about/reaching/">Reaching the venue</a></li>
-->
</ul>
</li>
{% if user.is_staff %}
<li><a href="/howto/">HowTo</a></li>
{% endif %}
</ul>
</div>