Move CSS to separate file.
Move JS to separate file.
Scripts to the bottom.
Move CSS to separate file.
Better charset and viewport META tags.
Shorter title.
Add more text-shadows.
Add minified versions of third-party plugins.
Use minified jQuery plugins.
Add app cache.
Add app cache.
Move sgp.mobile.js to sgp.form.js.
More flexible about accepting jQuery alternatives.
Use our own version of jQuery so that we can use application caching over SSL (see appcachefacts.info).
Better targeting of text input fields.