Go here for complete details
http://aok.heavengames.com/modpacks/mpstut.shtml(Mps Features:)
(Tutorial Name:)
Description
File Menu OptionThe File option lets you access basic options, such as Save, Open, and New, but also allows you to do some ModPack Studio specific things.
Tools Menu OptionCovers every option in the Tools menu option.
Window Menu Option
If the Single Document Interface option is selected, you can switch between SLP windows quickly by clicking on the Resource in this menu. MPS will bring that window to the top.
Help Menu Option
Some notes about the Help menu option.
Opening Resources (SLPs)How to open a Resource.
Project ExplorerWhat is the Project Explorer and how does it function?
Shortcut ButtonsWhat do the buttons along the top of MPS do?
SLP Composite / Animation ViewerHow to use the SLP Composite / Animation Viewer.