gistfile1.erb

<% if @job.contact_email.present? %>
  <%= mail_to @job.contact_email, :class => "button button-primary button-full apply", :subject => "#{@job.title} [via Treehouse Job Board]" do %>
    Apply via email <span class="icon icon-right-white"></span>
  <% end %>

<% else %>
  <%= link_to @job.contact_url, :class => "button button-primary button-full apply" do %>
    Apply via web <span class="icon icon-right-white"></span>
  <% end %>
<% end %>