var correctchoices=new Array()
correctchoices[1]='d5e5'
correctchoices[2]='f6e4'
correctchoices[3]='d6d5'
correctchoices[4]='e6e5'
correctchoices[5]='c5f2'
correctchoices[6]='c6e5'
correctchoices[7]='f6g4'
correctchoices[8]='c5f2'
correctchoices[9]='f8f2'
correctchoices[10]='e5f3'
var correctanswer=new Array()
correctanswer[1]='Qd5-e5+'
correctanswer[2]='Nf6xe4'
correctanswer[3]='d6-d5'
correctanswer[4]='e6-e5'
correctanswer[5]='Bc5-f2+'
correctanswer[6]='Nc6-e5'
correctanswer[7]='Nf6xg4'
correctanswer[8]='Bc5xf2+'
correctanswer[9]='Rf8xf2'
correctanswer[10]='Ne5-f3+'