var xmlhttp_post = false;
try {xmlhttp_post = new ActiveXObject("Msxml2.xmlhttp_post"); } catch (e) {
	try {
		xmlhttp_post = new ActiveXObject("Microsoft.xmlhttp_post");
	} catch (E) { xmlhttp_post = false; }
}
if (!xmlhttp_post && typeof XMLHttpRequest != 'undefined') { xmlhttp_post = new XMLHttpRequest(); }

var xmlhttp_get = false;
try {xmlhttp_get = new ActiveXObject("Msxml2.xmlhttp_post"); } catch (e) {
	try {
		xmlhttp_get = new ActiveXObject("Microsoft.xmlhttp_post");
	} catch (E) { xmlhttp_get = false; }
}
if (!xmlhttp_get && typeof XMLHttpRequest != 'undefined') { xmlhttp_get = new XMLHttpRequest(); }

function checkComment(){
// 	alert(document.getElementById("txtName").value); return false;
	var err=0; var url=""; var err_email=0; var temp="";
	var regex_email=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i;
	if(document.getElementById("txtName").value==""){ err++; errObj("txtName"); }
	if(document.getElementById("txtEmail").value==""){ err++; errObj("txtEmail"); }
	if(!regex_email.test(document.getElementById("txtEmail").value)){ err_email++; errObj("txtEmail"); }
	if(document.getElementById("txtComment").value==""){ err++; errObj("txtComment"); }
	if(document.getElementById("txtSecurity").value==""){ err++; errObj("txtSecurity"); }
	
	if(err<1 && err_email<1){
		url='http://jogjamarket.com/do-add-review-comment/give-this-post-a-comment.html';
		xmlhttp_post.open('POST',url, true);
		xmlhttp_post.onreadystatechange = function() {
			if ( xmlhttp_post.readyState == 4 && xmlhttp_post.status == 200 ) {
				if(xmlhttp_post.responseText==0){
					document.getElementById("img_loader").innerHTML="Serba-serbi tidak ditemukan";
				} else if(xmlhttp_post.responseText==2){
					document.getElementById("img_loader").innerHTML="Periksa kembali kode keamanan anda.";
				} else { location.href=xmlhttp_post.responseText; }
			} else {document.getElementById("img_loader").innerHTML='<img src="http://jogjamarket.com/img/loader.gif" /> loading..';}
		}
		
		var poststr =
				'id=' + encodeURI(document.getElementById("id").value) +
				'&name=' + encodeURI(document.getElementById("txtName").value) + 
				'&email=' + encodeURI(document.getElementById("txtEmail").value) + 
				'&web='+ encodeURI(document.getElementById("txtWeb").value) + 
				'&comment=' + encodeURI(document.getElementById("txtComment").value) + 
				'&security=' + encodeURI(document.getElementById("txtSecurity").value);
		xmlhttp_post.setRequestHeader('Content-type', 'application/x-www-form-urlencoded');
		xmlhttp_post.setRequestHeader('Content-length', poststr.length);
		xmlhttp_post.setRequestHeader('Connection', 'close');
		xmlhttp_post.send(poststr);
	} else if(err>0){ 
		document.getElementById("img_loader").innerHTML="Item dibutuhkan(*) tidak boleh kosong.";
	} else { document.getElementById("img_loader").innerHTML="Periksa format email anda."; }
	return false;
}

function errObj(obj){
	document.getElementById(obj).style.background='#ffebe8';
	document.getElementById(obj).style.border='1px solid #cc0000';
}

function ckField(obj){
	if(obj.value==""){
		obj.style.background='#ffebe8';
		obj.style.border='1px solid #cc0000';
	} else { obj.style.background='#fff'; obj.style.border='1px solid #ccc'; }
}

function textCount(field, countfield) {
	var maxlimit=500;
	if (field.value.length > maxlimit) {
		field.value = field.value.substring(0, maxlimit);
	} else { countfield.value = maxlimit - field.value.length; }
}