var http = createRequestObject();

function checkForm() {
	var name = document.contactForm.f_name.value;
	var email = document.contactForm.f_email.value;
	var message = document.contactForm.f_message.value
	var button = document.contactForm.b_submit;
	if(!name || !email || !message) return;
	
	button.className = 'enabled';
	button.onclick = submitForm;
}

function emptyForm() {
	var dikkat = document.contactForm.f_message.value;
	var yazi = "İletişim formumu doldurarak benimle irtibata geçebilir ve sizde benimle çalışma fırsatını elde edebilirsiniz."
	
	if (dikkat == yazi){
		document.contactForm.f_message.value="";
		}
}


function setContactStatus(string) {
	document.getElementById('statusText').innerHTML = "<small>" + string + "</small>";
}

function submitForm() {
	document.contactForm.b_submit.className = 'disabled';
	document.contactForm.b_submit.onclick = null;
	setContactStatus("Mesajınız Gonderiliyor...");
	
	// Satır boşluklarını eklemek için.
	var strSingleLineText = document.contactForm.f_message.value.replace(
		new RegExp( "\\n", "g" ), 
		 
		// Put in ... so we can see a visual representation of where the new line characters were replaced out.
		" <br> " 
	);
	
	var url = "form.asp";
	var params = 'name=' + document.contactForm.f_name.value + '&email=' + document.contactForm.f_email.value + '&message=' + strSingleLineText;


    http.open('POST', url , true);
    //Send the proper header information along with the request
	http.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	http.setRequestHeader("Content-length", params.length);
	http.setRequestHeader("Connection", "close");
	
	http.onreadystatechange = handleResponse;
    http.send(params);
}

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 handleResponse() {
    if(http.readyState == 4) {
        var response = http.responseText;
        setContactStatus(response);
    }
}


function init() {
	document.contactForm.b_submit.className = 'disabled';
}

function getElementsByClassName(clsName) {
    var retVal = new Array();
    var elements = document.getElementsByTagName("*");
    for(var i = 0;i < elements.length;i++){
        if(elements[i].className.indexOf(" ") >= 0){
            var classes = elements[i].className.split(" ");
            for(var j = 0;j < classes.length;j++){
                if(classes[j] == clsName)
                    retVal.push(elements[i]);
            }
        }
        else if(elements[i].className == clsName)
            retVal.push(elements[i]);
    }
    return retVal;
}

init();