public void changePt() {
	if ( _avail.size() == 0 || _team.size() == 4 ) {
	    remPrompt();
	}
	else if ( _team.size() == 1 ) {
	    addPrompt();
	}
	else {
	    System.out.println("\t1: Add\n\t2: Remove\n\t0: Exit");
	    int res = read(0,2);
	    if ( res == 0 ) return;
	    else if ( res == 1 ) 
		addPrompt();
	    else 
		remPrompt();
	}
    }