Hi Kanwei,
I noticed that the BLAST+ output options for HTML are not working, a side effect of my recent refactoring. Could you transplant/merge this fix and test please:
https://bitbucket.org/peterjc/galaxy-central/changeset/e1e6f92e07bf https://bitbucket.org/peterjc/galaxy-central/changeset/c60551f7d13c
These are the only commits on this new branch from the default:
https://bitbucket.org/peterjc/galaxy-central/src/blast_2011_04_19
Thanks,
Peter