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Unfortunately you did not specifically mentioned where it did NOT work...
Please provide us more details which device or browser the user encountered it did not work -- this way we can also do the checking and test following the same scenario.
I see that you have only 1 form http://www.jotform.us/form/50247282715151
Try also applying the method describe on this user guide
Hope this help. Let us know if you need further assistance.