Here's actuator basics.
http://www.rcgroups.com/links/index.php?id=4051
Here's parts and batteries.
http://www.eflightdesigns.com/index.html
Doing these indoor planes takes lots of research. Probably all the info you need can be had @
http://www.rcgroups.com/forums/forumdisplay.php?f=85
You'll have to use the search function to find what you need.