var Register = Class.create({
	  
	defaultOptions : {
	},
	  
	initialize: function(options) 
	{
		this.options = Object.extend(Object.extend({ }, this.defaultOptions), options || { });
		this.install_events();
	},
	  
	install_events: function(event)
	{
		$('data_webuser_cust_type_1').observe('click', this.change_cust_type.bindAsEventListener(this));
		$('data_webuser_cust_type_2').observe('click', this.change_cust_type.bindAsEventListener(this));
		$('data_webuser_opt_delivery').observe('click', this.change_opt_delivery.bindAsEventListener(this));
	},

  	change_cust_type: function(event)
  	{
  		if($('data_webuser_cust_type_1').checked) {
  			$('fline_company_name').hide();
  			$('fline_nip').hide();
  		}
  		else {
  			$('fline_company_name').show();
  			$('fline_nip').show();
  		}
	  	
  	},
  	
  	change_opt_delivery: function(event)
  	{
  		if($F(event.element()) == 1) {
  			$('block_opt_delivery').show();
  		}
  		else {
  			$('block_opt_delivery').hide();
  		}
  	}
  
});

document.observe("dom:loaded", function() {
    new Register();
});