From Responsive Design[1] to jQuery Mobile[2] you really have a lot of options. Depending on your wants/needs you will find that each has its own benefits and downfalls.
There was also a good discussion recently about Responsive Design[3]
So it's basicly https://ezcrypt.it/ with longer urls, a url shortener which breaks any measure of confidentiality, a less polished UI (which is kind of sad since it is basicly a rip anyway), and broken SSL, which, for all it's faults, will still help to protect the integrity of the javascript which is critical to the security. yaaaaawn