 		event.preventDefault()
 
 		# Don't submit incomplete forms
-		return false if not isFormComplete()
+		return false unless isFormComplete()
 
 		getResults
 			conversions_control:    $('input#control-conversions').val()    # con con

	if $.support.history
		$(window).on 'popstate', ( event ) ->
			state = event.originalEvent.state
			if ( state )
				getResults state, { force: true }
				syncFormWithPermalink()


	results

isPermalinkPage = ->
	return false unless getParameter 'cc'
	return false unless getParameter 'sc'
	return false unless getParameter 'ce'
	return false unless getParameter 'se'

	true

