<script>




 var db;
    var tx;
    var store ;
    var index ;

window.indexedDB = window.indexedDB || window.mozIndexedDB || window.webkitIndexedDB || window.msIndexedDB;
         
         //prefixes of window.IDB objects
         window.IDBTransaction = window.IDBTransaction || window.webkitIDBTransaction || window.msIDBTransaction;
         window.IDBKeyRange = window.IDBKeyRange || window.webkitIDBKeyRange || window.msIDBKeyRange
         
         if (!window.indexedDB) {
          //  window.alert("Your browser doesn't support a stable version of IndexedDB.")
         }
		 
		 var open = window.indexedDB.open("MyDatabase", 1);

// Create the schema
open.onupgradeneeded = function() {
    var db = open.result;
    var store = db.createObjectStore("MyObjectStore", {keyPath: "id"});
    var index = store.createIndex("NameIndex", ["name.last", "name.first"]);
};

open.onsuccess = function() {
    // Start a new transaction
     db = open.result;
     tx = db.transaction("MyObjectStore", "readwrite");
     store = tx.objectStore("MyObjectStore");
     index = store.index("NameIndex");


}


......

function fg()
{

 var d5=d4.toString()+d3.toString();
 store.put({id:d5.toString(), name: {first: "John", last: "Doe"}, age: 42});

}