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




function formIsValid()
{
	var valid_email = /^[\w\-\.\+]+\@[a-zA-Z0-9\.\-]+\.[a-zA-z0-9]{2,4}$/;
	var to_email = document.contactform.name.value;
	var from_email = document.contactform.maily.value;
	
	if (to_email.match(valid_email) && from_email.match(valid_email)) {
		return true;
	}
	
	/* debug */
	console.log("You must have a valid email address!");
	alert("You must have a valid email address!");
	/* end debug */
	
	return false;
}





var http = createRequestObject();

function sendemail()  {

	if(formIsValid())
	{
	var name = document.contactform.name.value;
	var place = window.location;
	var maily = document.contactform.maily.value;
	document.contactform.send.disabled=true; 
	document.contactform.send.value='Sending....';

    http.open('get', 'contact.php?name='+name+'&place='+place+'&maily='+maily+'&action=send');
    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];
         
        }
    }
}