$(document).ready( function()
{
	$('input[name="arrive_date"]').rules("add","required");
	
	
	$('input[name="trip"]').click( function()
	{
		//Check which is selected:
		var trip = $('input[name="trip"]:checked').attr('value')
		if( trip == 'round' )
		{
			$('input[name="arrive_date"]').rules("add", {required : true} );
			$('label#return_label').show();
		}
		else if( trip == 'oneway' )
		{
			$('input[name="arrive_date"]').rules("remove","required" );
			$('label#return_label').hide();
		};
	});
})