var correctchoices=new Array()
correctchoices[1]='b7b5'
correctchoices[2]='g4f3'
correctchoices[3]='c4c3'
correctchoices[4]='c8f5'
correctchoices[5]='d6h2'
correctchoices[6]='d7c5'
correctchoices[7]='f5e3'
correctchoices[8]='g8g5'
correctchoices[9]='c6b4'
correctchoices[10]='d8h4'
var correctanswer=new Array()
correctanswer[1]='b7-b5'
correctanswer[2]='Bg4xf3'
correctanswer[3]='c4-c3'
correctanswer[4]='Bc8-f5'
correctanswer[5]='Bd6xh2+'
correctanswer[6]='Nd7-c5'
correctanswer[7]='Nf5-e3'
correctanswer[8]='Rg8xg5'
correctanswer[9]='Nc6xb4'
correctanswer[10]='Qd8-h4+'