You may be installing them wrong, or may not have the right version of mod. There is also a chance you are installing conflicting mods.
The Server has to install the mods Not You.
no mods dont work
Minecraft 1.4.6 mods will work with 1.4.7 sense they are both a 1.4.
All mods that dont add items/blocks to the game, or spawn items (cheat in anyway) will work
No
No your have to wait for the mods to update which may take some time.
This is a question to ask on the My Minecraft Mods forum topic. It may not be compatible with a Mac yet.
They don't.
thats hardly a question and im not even going to answer it because i dont know what wrong with you server and what do you mean work again, i mean really did you expect an answer?
You might have to update your minecraft
i have cheked by cliking right in 1.1 it dident work .i dont know why
The Vanilla version of Minecraft refers to the game with no mods or texture packs installed.