Make console.log bulletproof.

console_fallback.js

// see if the browser supports console.log - fail gracefully if it doesn't
try {
  console.log();
  console.debug();
  console.assert();
} catch(e) {
  console = {
    log: function() {},
    debug: function() {},
    assert: function() {}
  }
}

console_fallback.js.coffee

try
  console.assert(1)
catch error
  console =
    log: -> {}
    assert: ->
    debug: ->