     # * selector -- CSS selector, field name or text of the field label
     #
     # Returns this
-    this.check = (selector)-> setCheckbox(selector, true)
+    this.check = (selector, callback)-> setCheckbox(selector, true, callback)
 
     # ### browser.uncheck(selector) => this
     #

    # * value -- Value (or label) or option to select
    #
    # Returns this
    this.select = (selector, value)->
      option = findOption(selector, value)
      @selectOption(option)
      return this

    # ### browser.selectOption(option) => this

    # * selector -- CSS selector, field name or text of the field label
    #
    # Returns this
    this.uncheck = (selector, callback)-> setCheckbox(selector, false, callback)

    # ### browser.choose(selector) => this
    #
