Worm Trouble??

[qazsw]

i am making a worm map (or at least trying to) i have imported all the worm materials from this site but i don't know how to use them, what i mean is how do i get the headband on the worm, or the helment on a worm, i also don't know how to get them to use their weapons properly, i imported a worm with a weapon alread attached but it doesn't work please help!!!!