var product_id = 0;

function order(pid, artist_id, album_id, service_id) {
	if (product_id>0)
		return false;
	product_id = pid;
	setQueryString('product_id', product_id);
	setQueryString('artist_id', artist_id);
	setQueryString('album_id', album_id);
	setQueryString('service_id', service_id);
	AX_call('POST', '/muzika/?page=Order', true, validate, sendWP);
}

function validate() {
	var username = getById('username');
	if (username) {
		alert('Da biste porucili sadrzaj, molimo Vas da se ulogujete.');
		getById("label_username").style.color = 'red';
		getById("label_username").style.fontWeight = 'bold';
		getById("label_password").style.color = 'red';
		getById("label_password").style.fontWeight = 'bold';
		username.focus();
		product_id = 0;
		return false;
	}
	getById('btn_'+product_id).className = 'hidden';
	return true;
}

function sendWP() {
	if (request.readyState == 4) {
		if (request.status == 200) {
			var resp = request.responseText;
			var func = new Function("return "+resp);
			var objt = func();
			var div = getById("div_"+product_id);
			var response = objt.message;
			div.innerHTML = '<em>'+response+'</em>';
			getById('img_'+product_id).className = 'hidden';
			getById('btn_'+product_id).className = '';
			product_id = 0;
		} else
			alert('Greska u obradi zahteva.');
	} else
		getById('img_'+product_id).className = '';
}

function toggleImages() {
	getById('divImagesLinkShow').className = (getById('divImagesLinkShow').className=='') ? 'hidden' : '';
	getById('divImagesLinkHide').className = (getById('divImagesLinkHide').className=='') ? 'hidden' : '';
    var ta = getById('tableImages');
    var rows = ta.getElementsByTagName("tr");
	for (i = 1; i < rows.length; i++)
		rows[i].className = (rows[i].className=='') ? 'hidden' : '';
}