The Dekho GUI can be started with a querystring argument:
Step 01> To enable the debugging window, open the Map Client and Enter the text at the end of the Dekho URL:
§ Errors in Red
§ Warnings in Yellow
Copy to Clipboard copies the entire file to the clipboard ready for pasting into a text editor.
The Level drop-down enables a filter to be applied to the log, but only after the log is cleared will the filter begin.