glyph icon helper for twitter-bootstrap with Rails
module ApplicationHelper
# ==== Examples
# glyph(:share_alt)
# # => <i class="icon-share-alt"></i>
# glyph(:lock, :white)
# # => <i class="icon-lock icon-white"></i>
def glyph(*names)
content_tag :i, nil, class: names.map{|name| "icon-#{name.to_s.gsub('_','-')}" }
end
end