jQuery.fn.disable = function() {

	var elem = this.selector;

	$(
		elem +" button," +
		elem + " input[type!=hidden]," +
		elem + " select," +
		elem + " textarea,"
	).attr( "disabled", "disabled" );
	
	return this;

};

jQuery.fn.enable = function() {

	var elem = this.selector;

	$(
		elem +" button," +
		elem + " input[type!=hidden]," +
		elem + " select," +
		elem + " textarea,"
	).attr( "disabled", "" );

	return this;

};