Suppressing the "Confirm Dialog Preference - Prevent this page" pop up in Firefox

In some instances of Firefox users will notice when trying to print visitor passes that a pop up dialog window appears stating:

Confirm Dialog Preference - Prevent this page from Creating additional dialogs. Ok Cancel

This is a known issue with Firefox not WhosOnLocation. You can download the How to below otherwise the steps you need to take to resolve this dialog pop up on the kiosk, or your own PC, is to:

1) Copy the preference name dom.successive_dialog_time_limit

2) Type 'about:config' into the browser url address bar in Firefox

3) Right-click in the preferences area and choose New > Integer

4) Paste the preference name from step 1 above and click OK

5) Then enter 0 and click OK

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