var correctchoices=new Array()
correctchoices[1]='c4f7'
correctchoices[2]='d3c4'
correctchoices[3]='d3e4'
correctchoices[4]='g2e4'
correctchoices[5]='d3c4'
correctchoices[6]='b5e2'
correctchoices[7]='g2c6'
correctchoices[8]='e2f3'
correctchoices[9]='e3h6'
correctchoices[10]='e3c5'
var correctanswer=new Array()
correctanswer[1]='Bc4xf7'
correctanswer[2]='Bd3xc4'
correctanswer[3]='Bd3xe4'
correctanswer[4]='Bg2xe4'
correctanswer[5]='Bd3xc4'
correctanswer[6]='Bb5xe2'
correctanswer[7]='Bg2xc6'
correctanswer[8]='Be2xf3'
correctanswer[9]='Be3xh6'
correctanswer[10]='Be3xc5'