function createRequestObject() {
    var ro;
    var browser = navigator.appName;
    if(browser == "Microsoft Internet Explorer"){
        ro = new ActiveXObject("Microsoft.XMLHTTP");
    }else{
        ro = new XMLHttpRequest();
    }
    return ro;
}

var http = createRequestObject();

function sendemail() {
    var name = document.contactform.name.value;
    var email = document.contactform.email.value;
    var time = document.contactform.time.value;
    var phone = document.contactform.phone.value;
    var message = document.contactform.message.value;    
    for (var i=0; i < document.contactform.newsletter.length; i++) 
    {
        if (document.contactform.newsletter[i].checked)
        {
            var newsletter = document.contactform.newsletter[i].value;
        }
    }
	
    document.contactform.sendbutton.disabled=true;
    document.contactform.sendbutton.value='Sending....';

    http.open('get', 'include/elkuld.php?name='+name+'&email='+email+'&time='+time+'&phone='+phone+'&message='+message+'&newsletter='+newsletter+'&action=send', true);
    http.onreadystatechange = handleResponse;
    http.send(null);
}

function handleResponse() {
    if(http.readyState == 4){
        var response = http.responseText;
        var update = new Array();

        if(response.indexOf('|' != -1)) {
            update = response.split('|');
            document.getElementById(update[0]).innerHTML = update[1];        
        }
    }	            
    document.contactform.sendbutton.disabled=false;
    document.contactform.sendbutton.value='Elküld';
    Popup.hide('visszahiv');
    document.contactform.name.value = '';
    document.contactform.email.value = '';
    document.contactform.time.value = '';
    document.contactform.phone.value = '';
    document.contactform.message.value = ''; 
}