Plugin: Passing values and creating N elements

Hi,

I am creating plugin for CKEditor.

1. I have in toolbar "richcombo" which have list of values
2. richcombo -> onClick

• Open Dialog - OK


• Pass selected value in richcombo to Dialog "text" element


• Creating N "text" elements in Dialog

How can i pass selected value in richcombo to Dialog element ???
How can i create N elements in Dialog ???

Please help i didnt found solution