Roll-Your-Own Method:
Trigger
1. has class: collapseomatic
2. has an id, example: ape
Target
1. has class: collapseomatic_content
2. has id in the format target-trigger_id, example: target-ape
Internal Close Triger
1. has class: colomat-internalclose
2. has id in the format bot-trigger_id, example: bot-ape
Live Demo
this is some lovely hidden ape content
internal close
internal close
this is some lovely hidden mule content. And here is a link to close the content.