var correctchoices=new Array()
correctchoices[1]='c6d4'
correctchoices[2]='c7c1'
correctchoices[3]='b7d4'
correctchoices[4]='d8b6'
correctchoices[5]='c8c3'
correctchoices[6]='g8h8'
correctchoices[7]='f6e4'
correctchoices[8]='d8h4'
correctchoices[9]='a5c5'
correctchoices[10]='e6e5'
var correctanswer=new Array()
correctanswer[1]='Nc6xd4'
correctanswer[2]='Qc7xc1+'
correctanswer[3]='Bg7xd4'
correctanswer[4]='Qd8-b6'
correctanswer[5]='Rc8xc3'
correctanswer[6]='Kg8-h8'
correctanswer[7]='Nf6xe4'
correctanswer[8]='Qd8-h4+'
correctanswer[9]='Qa5-c5'
correctanswer[10]='e6-e5'