$.ajax({
	type: "POST",
	url: "tartalom.php",
	data: {action: "index"},
	success: function (msg) {
		//alert('ok');
		//alert( msg );
		$("#tartalom_td").html(msg);
		//if(msg=="
	},
	error: function () {
		alert('hiba a betolteskor!');
	},
	complete: function () {
		//alert('complete');
	}
});