chameleon compatibility

src/Products/SiteErrorLog/www/main.pt

@@ -73,7 +73,7 @@ No exceptions logged.
  </tr>
  <tr tal:repeat="entry entries">
   <td valign="top" nowrap="nowrap">
-   <span tal:content="python: DateTime(entry['time']).Time()">13:04:41</span>
+   <span tal:content="python: modules['DateTime'].DateTime(entry['time']).Time()">13:04:41</span>
   </td>
   <td>
    <span tal:content="string: ${entry/username} (${entry/userid})">

src/Products/SiteErrorLog/www/showEntry.pt

@@ -20,7 +20,7 @@ The specified log entry was not found.  It may have expired.
 <table>
  <tr>
   <th align="left" valign="top">Time</th>
-  <td tal:content="python: DateTime(entry['time'])"></td>
+  <td tal:content="python: modules['DateTime'].DateTime(entry['time'])"></td>
  </tr>
  <tr>
   <th align="left" valign="top">User Name (User Id)</th>