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 type = document.contactform.type.value;
	var msg = document.contactform.msg.value;
	var name = document.contactform.name.value;
	var email = document.contactform.email.value;
	var subject = document.contactform.subject.value;

    http.open('get', 'contact.php?msg='+msg+'&type='+type+'&name='+name+'&subject='+subject+'&email='+email+'&action=send');
    http.onreadystatechange = handleResponse;
    http.send(null);
}

function handleResponse() {
    var response = http.responseText;
    if(response == '01'){
    	document.getElementById('message').innerHTML= 'Please fill in your name.';
    }
    if(response == '02'){
    	document.getElementById('message').innerHTML= 'Please fill in your email.';
    }
    if(response == '034'){
    	document.getElementById('message').innerHTML= 'What do you want to tell us?';
    }
    if(response == '00'){
    	document.getElementById('message').innerHTML= 'Thank you, your message has been submitted.';
    	document.contactform.send.style.visibility='hidden';
    }
}