Adly enough i already ran into a big issue.
My plan was to create html code using plain js.
This would be added to the html iframe code.
Now it seems like that you can add a source but not to add code.
Do you know if there is any work around? 
Adly enough i already ran into a big issue.
My plan was to create html code using plain js.
This would be added to the html iframe code.
Now it seems like that you can add a source but not to add code.
Do you know if there is any work around?