var correctchoices=new Array()
correctchoices[1]='c6e6'
correctchoices[2]='c3e2'
correctchoices[3]='f4h4'
correctchoices[4]='d6e7'
correctchoices[5]='f2f4'
correctchoices[6]='e8g6'
correctchoices[7]='h7f5'
correctchoices[8]='h7h3'
correctchoices[9]='f6d8'
correctchoices[10]='g6g8'
var correctanswer=new Array()
correctanswer[1]='Qc6-e6#'
correctanswer[2]='Nc3-e2#'
correctanswer[3]='Qf4-h4#'
correctanswer[4]='Qd6-e7#'
correctanswer[5]='f2-f4#'
correctanswer[6]='Qe8-g6#'
correctanswer[7]='Qh7-f5#'
correctanswer[8]='Qh7-h3#'
correctanswer[9]='Qf6-d8#'
correctanswer[10]='Qg6-g8#'