Untitled

function onLoad() {
    document.addEventListener("deviceready", onDeviceReady, false);
}

// Cordova is loaded and it is now safe to make calls Cordova methods
//
function onDeviceReady() {
    alert('omar');
}

<html>
    <head>
        <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
        <title>Hello World</title>
    </head>
    <body>
        <div class="app">
            <h1>AAAA</h1>
        </div>
        <script type="text/javascript" src="cordova-2.2.0.js"></script>
        <script type="text/javascript" src="js/index.js"></script>

    </body>
</html>

<body onload="onLoad">

function onLoad() {
    document.addEventListener("deviceready", onDeviceReady, false);
}

function onDeviceReady() {
   //anything you want done after deviceready has fired
}

$(document).ready() {
    document.addEventListener("deviceready", onDeviceReady, false);
}

function onDeviceReady() {
   //anything you want done after deviceready has fired
}