var xmlhttp;
function show_reg_form(){
    xmlhttp=GetXmlHttpObject();
    if (xmlhttp==null){
        alert ("Your browser does not support AJAX!");
        return;
    }
    else{
        //       alert ("Your browser does not support AJAX!"+menu_id);
        var url="modules/registration_form.php";
        xmlhttp.onreadystatechange=stateChangedReg;
        xmlhttp.open("GET",url,true);
        xmlhttp.send(null);
    }
}

function submit_reg(){
    xmlhttp=GetXmlHttpObject();
    if (xmlhttp==null){
        alert ("Your browser does not support AJAX!");
        return;
    }
    else{
        var url="modules/submit_registration.php";
        url=url+"?name="+document.getElementById("name").value;
        url=url+"&designation="+document.getElementById("designation").value;
        url=url+"&department="+document.getElementById("department").value;
        url=url+"&company="+document.getElementById("company").value;
        url=url+"&contact="+document.getElementById("contact").value;
        url=url+"&email="+document.getElementById("email").value;
        url=url+"&comments="+document.getElementById("comments").value;
        xmlhttp.onreadystatechange=stateChangedReg;
        xmlhttp.open("GET",url,true);
        xmlhttp.send(null);
    }
}

function stateChangedReg(){
    if (xmlhttp.readyState==4){
        document.getElementById("left_main").innerHTML=xmlhttp.responseText;
    }
}


function GetXmlHttpObject(){
    if (window.XMLHttpRequest){
        // code for IE7+, Firefox, Chrome, Opera, Safari
        return new XMLHttpRequest();
    }
    if (window.ActiveXObject){
        // code for IE6, IE5
        return new ActiveXObject("Microsoft.XMLHTTP");
    }
    return null;
}