// JavaScript Document
function switchImages(img, target){
	document.getElementById(target).src = img;
	}

function checkAll2(){
errors = '';
errors = checkLenght2("form_Name", "2");
errors = checkEmail2("form_Email");
errors = checkLenght2("form_phone", "10");
errors = checkLenghtTextarea2("form_Message", "2");
errors = checkKarar("form_karar");

if (errors == "") {
	return true;
	} 
	else {
		alert("Lütfen Formu eksiksiz ve verilen örneklere uygun olarak doldurun. Hatali veya eksik olan bölüm kirmizi çerçeve ile belirlenmistir.");
	return false;
	}

}

function checkKarar(object){
	veld = document.getElementById(object);
		if (veld.value.length == "") {
			return '';
			alert('ok');
		else {
			return 'error2';
			}

function checkLenght2(object, min){
	veld = document.getElementById(object);
		if (veld.value.length < min) {
			document.getElementById(object).className = 'txtinput2 error2';
			return 'error2';
			} 
		else {
			document.getElementById(object).className = 'txtinput2';
			return '';
			alert('ok');
			}
}

function checkLenghtTextarea2(object, min){
	veld = document.getElementById(object);
		if (veld.value.length < min) {
			document.getElementById(object).className = 'txtareaerror2';
			return 'error2';
			} 
		else {
			document.getElementById(object).className = 'txtarea2';
			return '';
			}
}

function checkEmail2(object) {
	veld = document.getElementById(object).value;

		var at = "@";
		var dot = ".";
		var lat = veld.indexOf(at);
		var lstr = veld.length;
		var ldot = veld.indexOf(dot);

		if (veld.indexOf(at)==-1){
			document.getElementById(object).className = "txtinput2 error2";
			return "error2";
		} else if (veld.indexOf(at)==-1 || veld.indexOf(at)==0 || veld.indexOf(at)==lstr) {
			document.getElementById(object).className = "txtinput2 error2";
			return "error2";
		} else if (veld.indexOf(dot)==-1 || veld.indexOf(dot)==0 || veld.indexOf(dot)==lstr) {
			document.getElementById(object).className = "txtinput2 error2";
			return "error2";
		} else if (veld.indexOf(at,(lat+1))!=-1) {
			document.getElementById(object).className = "txtinput2 error2";
			return "error2";
		} else if (veld.substring(lat-1,lat)==dot || veld.substring(lat+1,lat+2)==dot) {
			document.getElementById(object).className = "txtinput2 error2";
			return "error2";
		} else if (veld.indexOf(dot,(lat+2))==-1) {
			document.getElementById(object).className = "txtinput2 error2";
			return "error2";
		} else if (veld.indexOf(" ")!=-1) {
			document.getElementById(object).className = "txtinput2 error2";
			return "error2";
		} else {
			document.getElementById(object).className = "txtinput2";
			return "";
		}
}