whole_func_string: function(elt,_class){
  		var oldLength = elt.classList.length;
  		elt.classList.remove(_class);
  		return oldLength !== elt.classList.length;
  	}
func_code_string: function(elt,_class){
  		var oldLength = elt.classList.length;
  		elt.classList.remove(_class);
  		return oldLength !== elt.classList.length;
  	}
func_documentation_string: Overrided in dom.js