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| The revisions section of the action box on the Content Manager details screen show a complete list of all historical revisions of the currently highlighted repository file, along with who saved that revision and any comments they entered. The current revision is highlighted and marked as selected by a radio button to its left; clicking the radio button next to any other revision will mark it as the current revision, making it very simple to back out of changes made to a file. 
 
  
 The standard icons to the right of each listing will allow you to
 
 
  
 Open this revision in the default editor for this file  
 Preview the output for this revision 
  
 Permanently delete this revision 
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