Merge pull request #14 from snowzjx/branch_snowzjx

Finish ajax call.
Merge remote-tracking branch 'origin/branch_snowzjx' into branch_xc
amend some mystery methods
Merge pull request #15 from snowzjx/branch_xc

Branch xc
Try to merge.
Merge remote-tracking branch 'origin/master' into branch_snowzjx
Finish score page.