var COST_TYPE_PREPAYMENT = 0;
    var COST_TYPE_ONDELIVERY = 1;
    var COST_TYPE_MSWEXPRESS = 2;
	var COST_TYPE_MSWEXPRESS = 3;
	
    function getCostType()
    {
      var f = document.forms[ "customer" ].all.costType;


      for ( var i = 0; i < f.length; i ++ )
      {
      	if ( f[ i ].checked )
      	{
      		return f[ i ].value;
      	}
      }

      return 0;
    }

		function save()
    {
    	var f = document.forms[ "customer" ];


			var today = new Date();

			/* 48 weeks ~ 1 year */

			var expires = new Date( today.getTime() + 48 * 7 * 24 * 60 * 60 * 1000 );

			var end = "; domain=" + document.domain + "; path=/; expires=" + expires.toGMTString();

    	for ( var name in f.all )
      {
      	if ( name.indexOf( "data:" ) == 0 )
				{
					var v = f.all[ name ].value;
					document.cookie = name + "=" + escape( v ) + end;
				}
      }

   		document.cookie = "costType=" + getCostType() + end;
    }

		function show( n )
		{
			if ( n == 2 || n==3)
			{
				document.all[ "Layer1" ].style.display = "inline";
				document.all[ "Layer2" ].style.display = "none";
				
			}
			else if ( n == 1 || n == 0 )
			{
				document.all[ "Layer1" ].style.display = "none";
				document.all[ "Layer2" ].style.display = "inline";

			}
		}

		function round( number, X )
		{
  		X = (!X ? 2 : X);

  		return Math.round( number * Math.pow( 10,X ) ) / Math.pow( 10, X );
		}

		function order_js_winload()
		{
    	var f = document.forms[ "customer" ];


			var cookie = document.cookie.split( "; " );

    	for ( var i = 0; i < cookie.length; i ++ )
      {
				var crumb = cookie[ i ].split( "=" );
				if ( crumb[ 0 ].indexOf( "data:" ) == 0 && f.all[ crumb[ 0 ] ] && crumb[ 1 ] )
        {
        	var s = unescape( crumb[ 1 ] );
        	if ( s != null && s != "" )
        		f.all[ crumb[ 0 ] ].value = s;
        }
        else if ( crumb[ 0 ] == "costType" )
        {
        	var ct = f.all.costType[ crumb[ 1 ] ];

        	if ( "object" == typeof( ct ) )
        	{
        		ct.checked = true;
        		show( crumb[ 1 ] );
        	}
        }
      }
		}