var sec;

function helloWorld() {
    sec = 2;
    countdown();

}

function countdown() {
    var box = window.document.getElementById("box");
    if( sec == 0 ) {
        box.innerHTML = "";

        // get url
        var url = window.document.getElementById("msg_url").value;
        askForXMLDoc( url );
        
        
    } else {

        box.innerHTML = "<p>Launching request in " + sec + " second" + ((sec==1)?"":"s") + "...</p>";
        setTimeout( "countdown()", 1000 );
        sec--;
    }
}

function handleResponse( req ) {

    var box = window.document.getElementById("box");
    box.innerHTML = "";

    var sentence = "";

    var sentence = req.responseXML.getElementsByTagName("sentence");

    for(i=0;i<sentence.length; i++) {

        var sentence = sentence[i];



        var words = sentence.getElementsByTagName("word");
        
        var str = "<p>";
        for(j=0;j<words.length;j++) {
            var word = words[j];

            str += words[j].firstChild.nodeValue;

            if( words[j].getAttribute("spaced") != "false" )
                str += " ";


/**                for( var property in words[j] ) {
                    box.innerHTML += property + "<br />";
                }
*/
        }
        str += "</p>";
        
        box.innerHTML += str;

    }





}