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Link_to_remote_unless_current

06.14.2006
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        // Full discussion about this available at:
// http://6brand.com/articles/2006/06/07/link_to_remote_unless_current

# throw this in one of your controller helpers.
# it works just like a combination of link_to_unless_current and link_to_remote
def link_to_remote_unless_current(name, options = {}, html_options = {}, *parameters_for_method_reference, &block)
  if current_page?(options[:url])
    if block_given?
      block.arity <= 1 ? yield(name) : yield(name, remote_function(options), html_options, *parameters_for_method_reference)
    else
      name
    end
  else
    link_to_function(name, remote_function(options), html_options)
  end
end