# File lib/action_view/helpers/form_tag_helper.rb, line 393 def image_submit_tag(source, options = {}) options.stringify_keys! if confirm = options.delete("confirm") options["onclick"] ||= '' options["onclick"] += "return #{confirm_javascript_function(confirm)};" end tag :input, { "type" => "image", "src" => path_to_image(source) }.update(options.stringify_keys) end