While 1=1
FindPic 0,0,1024,768,"Attachment:\图1.bmp",0.9,x,y
If x > 0
Goto a
Else
KeyPress 13, 1
End If
FindPic 0,0,1024,768,"Attachment:\图2.bmp",0.9,x,y
If x > 0
Goto a
Else
KeyPress 13, 1
End If
FindPic 0,0,1024,768,"Attachment:\图3.bmp",0.9,x,y
If x > 0
Goto a
Else
KeyPress 13, 1
End If
FindPic 0,0,1024,768,"Attachment:\图4.bmp",0.9,x,y
If x > 0
Goto a
Else
KeyPress 13, 1
End If
Wend
如果31秒没有找到任何一张图片 那么按键F1一次 继续循环找图 应该怎样写?