Here's how to create status dependent content in Community Server 2008.
The following code allows one to show content depending on whether the user is logged into the site or not.

In the following example, if the user is anonymous, the user is shown TRUE. If the user is logged in, the user is shown FALSE.

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<CSControl:ConditionalContent runat="server">
  <ContentConditions> 
     <CSControl:UserPropertyValueComparison runat="server" UseAccessingUser="true" ComparisonProperty="IsAnonymous"
          Operator="IsSetOrTrue"   />
  </ContentConditions>
  <TrueContentTemplate>
       TRUE
  </TrueContentTemplate>
  <FalseContentTemplate>
       FALSE
  </FalseContentTemplate>
</CSControl:ConditionalContent>