anchor.diff:  //-//////////////////////////////////////////////////////////
   //- BEM form service mixins
   //-//////////////////////////////////////////////////////////
  -mixin bem-input-label(labeltext)
  +mixin bem-input-label(labeltext, name)
   	if (labeltext)
   		label(for=name).b-form__label!= labeltext
   			if (required)
  
positive.code: 					img(src=image, alt="Секретный код!")
  
  		.b-form__input
  			input(type="text", name="captcha", value="")
  
  
  		+bem-input-helpers(hint, errors)
  
negative.code: 		.clear
  
  
  mixin bem-captcha(name, labeltext, itemclass, required, image)
  	if (errors)
  		-var errorclass='b-form_error'
  
  