Multiple ComboBoxes

<?xml version="1.0" encoding="utf-8"?>

<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute" backgroundGradientAlphas="[1.0, 1.0]" backgroundGradientColors="[#841E1E, #841E1E]">

            <mx:Script>

                        <![CDATA[

                        import mx.controls.Alert;

                       

                        private var country:Array = new Array();

                        private var cstates:Array = new Array();

                        public function init():void

                        {

                                    country = ["India","USA","UK","Japan"];                                    

                                    cstates[0] = ["New Delhi","Andhra Pradesh","Uttar Pradesh", "Punjab", "Haryana", "Maharashtra", "Assam"];

                                    cstates[1] = ["Washington DC","ALABAMA", "ALASKA", "ARIZONA", "ARKANSAS", "CALIFORNIA", "COLORADO"];

                                    cstates[2] = [" London","Swindon", "Berkshire","Darlington","Armagh","Cookstown","Perth and Kinross","Clwyd","Somerset","Lewisham","Trafford"];

                                    cstates[3] = ["Tokyo","Kyoto","Akita","Shimane","Aomori","Tottori","Saga","Gunma","Fukushima","Fukuoka","Kagawa"];

                                    countryCMB.dataProvider = country;

                                    cstatesCMB.dataProvider = cstates[0];

                                    textSelected.text = "Country = "+country[0]+"\nCapital = "+cstates[0][0];

                        }

                        public function updateCmb():void

                        {

                                    cstatesCMB.dataProvider = cstates[countryCMB.selectedIndex]

                                    textSelected.text = "Country = "+country[countryCMB.selectedIndex]+"\nCapital = "+cstates[countryCMB.selectedIndex][0];

                        }

                       

                        ]]>

            </mx:Script>

            <mx:Canvas x="10" y="10" width="446" height="186" color="#FDFBFB">

                        <mx:Text x="10" y="13" text="Select your Country" width="132"/>

                        <mx:ComboBox x="166" y="10" id="countryCMB" change="updateCmb()" creationComplete="init()" color="#0F0E0E"></mx:ComboBox>

                        <mx:Label x="10" y="59" text="States are"/>

                        <mx:ComboBox x="166" y="56" id="cstatesCMB" color="#0F0E0E"></mx:ComboBox>

                        <mx:Text x="10" y="119" width="393" height="46" id="textSelected"/>

            </mx:Canvas>  

</mx:Application>