ok guys, i got a listbox right

listbox1

i got some items in their, and i select one, how to i change the index on the selected item to move it up in the listbox, gotta do it via a command button lol

also, i need to find out what the last index is in the listbox, basicly so i can create an array using it
myarray(Last Item In Listbox1 Index Number, 2)

please help me hit squad