pan with horizontal scrollwheel
nice looking graph tooltips
units on tooltips
added css file
crosshair traces curve
limit tooltip width
Pretty colors and fixed jsim syntax highlight
bootstrapped buttons and added tooltips
made zoompan toolbar vertical
synced crosshair and selection with no tooltips
syncronization with tooltips
added axis label color
tuesday code review
synchronized zoom
Merge branch 'master' of https://github.com/terman/6.004x into parser
jsim filesystem