jQuery over ruby in the browser. with mruby and asm.js. Paste code below into http://qiezi.me/projects/mruby-web-irb/mruby.html

jquery-mruby.rb

# paste me into http://qiezi.me/projects/mruby-web-irb/mruby.html
MrubyJs.window.instance_eval do
 if confirm("continue?")
    console.log "you chose continue"
    food = prompt("What's your favourite food?")
    alert "Really?? #{food}?\nThat's gross."
    jQuery('body').prepend("<h1>Likes #{food}</h1>")
 else
    console.log "you chose not to coninue"
 end 
end