var offset = 0;
var limit = 15;

function lade_kommentare(stufe) {
	if (stufe > 0) {
		offset = offset + limit;
	} else {
		offset = offset - limit;
	}
	xajax_lade_kommentare(offset,limit);
}
function formular_anzeigen() {
	var div = document.getElementById("eintragen");
	div.style.visibility = "visible";
	div.style.display = "block";
	/*div.style.position = expression("absolute");*/

	div.style.top = ((window.innerHeight/2)-150) + "px";
	div.style.left = ((window.innerWidth/2)-100) + "px";
}

function captcha_neuladen () {
	var img = document.getElementById("captcha");
	img.src="captcha.php?" + Math.round(Math.random()*1000);
	document.forms["kommentar"].elements["pruef"].value = "";
}

function formular_schliessen() {
	var div = document.getElementById("eintragen");
	div.style.visibility = "hidden";
	div.style.display = "none";
}

function formular_leeren() {
	var formular = document.forms["kommentar"];
	formular.name.value = "";
	formular.homepage.value = "";
	formular.message.value = "";
}

function kommentar_eintragen() {
	var formular = document.forms["kommentar"];
	xajax_kommentar_eintragen(formular.name.value,formular.homepage.value,formular.message.value,formular.pruef.value);
}