var arrayData = new Array();
    arrayData[0] = "F50|HKT|PEN";
    arrayData[1] = "F50|KBR|PEN";
    arrayData[2] = "F50|KBR|SZB";
    arrayData[3] = "F50|KUA|PEN";
    arrayData[4] = "F50|LGK|PEN";
    arrayData[5] = "F50|LGK|SZB";
    arrayData[6] = "F50|PEN|HKT";
    arrayData[7] = "F50|PEN|KBR";
    arrayData[8] = "F50|PEN|KUA";
    arrayData[9] = "F50|PEN|LGK";
    arrayData[10] = "F50|PEN|SZB";
    arrayData[11] = "F50|PEN|TGG";
    arrayData[12] = "F50|PEN|USM";
    arrayData[13] = "F50|SZB|KBR";
    arrayData[14] = "F50|SZB|LGK";
    arrayData[15] = "F50|SZB|PEN";
    arrayData[16] = "F50|SZB|TGG";
    arrayData[17] = "F50|TGG|PEN";
    arrayData[18] = "F50|TGG|SZB";
    arrayData[19] = "F50|USM|PEN";
    arrayData[20] = "ATR|HKT|PEN";
    arrayData[21] = "ATR|KBR|PEN";
    arrayData[22] = "ATR|KBR|SZB";
    arrayData[23] = "ATR|KUA|PEN";
    arrayData[24] = "ATR|LGK|PEN";
    arrayData[25] = "ATR|LGK|SZB";
    arrayData[26] = "ATR|PEN|HKT";
    arrayData[27] = "ATR|PEN|KBR";
    arrayData[28] = "ATR|PEN|KUA";
    arrayData[29] = "ATR|PEN|LGK";
    arrayData[30] = "ATR|PEN|SZB";
    arrayData[31] = "ATR|PEN|TGG";
    arrayData[32] = "ATR|PEN|USM";
    arrayData[33] = "ATR|SZB|KBR";
    arrayData[34] = "ATR|SZB|LGK";
    arrayData[35] = "ATR|SZB|PEN";
    arrayData[36] = "ATR|SZB|TGG";
    arrayData[37] = "ATR|TGG|PEN";
    arrayData[38] = "ATR|TGG|SZB";
    arrayData[39] = "ATR|USM|PEN";
    
    function update_select(name)
    {
        var counter;
        var destination;
        select	= window.document.form1.to;
        plane = window.document.form1.plane;
        plane_index = plane.selectedIndex;
        plane_value = plane.options[plane_index].value;
        
        string	= ""; 
        
        count	= 1;  

        select.options.length = count; 

        counter = 0;

        for( i = 0; i < arrayData.length; i++ ) 
        { 
            string = arrayData[i].split( "|" ); 
            
            if(( string[1] == name ) && (string[0] == plane_value)) 
            {
                if(string[2] == 'PEN')
                    destination = 'Penang';
                else if(string[2] == 'SZB')
                    destination = 'Subang';
                else if(string[2] == 'KBR')
                    destination = 'Kota Bharu';
                else if(string[2] == 'KUA')
                    destination = 'Kuantan';
                else if(string[2] == 'LGK')
                    destination = 'Langkawi';
                else if(string[2] == 'TGG')
                    destination = 'K.Terengganu';
                else if(string[2] == 'HKT')
                    destination = 'Phuket';
                else if(string[2] == 'USM')
                    destination = 'Koh Samui';
                    
                select.options[count++] = new Option( destination, string[2] ); 
             
            } 
        }
       
    }