You can get solution for this and the box will not be shown when u try to debug.
Refer
eHow Link[
^] for the same.
But this is not a good practice.
If you are getting this box that means you have problems in your client side code.
So, review your code, debug one by one line and find out where is the problem.
If problem persists, then please post your entire code here so that we can help you find the bug.
Happy coding... :)
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