Fixes #12

Script was attempting to focus on the inputs, but in the trials, precache
had them hidden on load. Added the focus script to the line that removes
the precache class and reveals the content
fixes passage loading at bottom in Chrome

Adds trial->passage to the JS along with a scrollTop to ensure that the
page always starts at the top
Merge pull request #14 from gikeymarcia/issue#12-jsbugs

Issue#12 jsbugs