extra page in whmcs to add a payment gateway which is in iframe

[bhanuprasad1981]

hi i am trying to add payment option from payment wall which give s widget as an iframe, it requires userid to be kept in iframe url to get it to work userid can be client email id which is used to login client area

 

this is iframe example:-

 

<iframe src="http://wallapi.com/api/subscription/?key=somecode&uid=[uSER_ID]&widget=p3_2" width="750" height="2800" frameborder="0"></iframe>