You can add source codes in the Advanced Options section when linking to a donation form.​
  1. Navigate to the WYSIWYG editor of where the donation form should be linked
  2. Highlight the word or phrase
  3. Click the icon of 2 chain links linked together (Insert/Edit URL or Link)
  4. Click the Browse Links button
  5. Under Link Type, click Donation Form
  6. Search for or select the donation form name
  7. Under Advanced Options, in the Source Code field, type the name of the source code
  8. Click Select
  9. Click Insert