Workaround for IE 10/11 textarea placeholder bug

workaround.js

// Work around a bug in IE 10/11: http://tinyurl.com/qykro7d
//   The bug makes any empty textarea's placeholder its value.
//   We undo that wherever it's happened.

jQuery(function() {
  $('textarea').each(function() {
    if ($(this).val() === $(this).attr('placeholder')) {
      $(this).val('');
    }
  });
});

workaround.js.coffee

# Same thing in coffeescript

jQuery ->
  $('textarea').each ->
    if $(this).val() == $(this).attr('placeholder')
      $(this).val ''