Merge pull request coop182#61 from soreng/patch-1

Update Readme.markdown

Author: coop182

Readme.markdown

@@ -14,7 +14,7 @@ Demo / Ad unit tester
 
 You can use [this page](http://coop182.github.io/jquery.dfp.js/dfptests/test.html?google_console=1&networkID=15572793&adunitID=Leader&dimensions=728x90) to test your DFP ads using the jquery.dfp.js script. There is some debug code included to help debug the ad delivery.
 
-You can also use the [Google Console](https://support.google.com/dfp_sb/answer/181070?hl=en-GB) to debug your ad units by pressing CTRL + F5.
+You can also use the [Google Console](https://support.google.com/dfp_sb/answer/181070?hl=en-GB) to debug your ad units. This is done by by adding a "google_console=1" or "google_debug=1" to the url, and toggling the console by pressing CTRL + F10.
 
 Setup
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