//Formular-Eingaben checken
function checkEntry(form) {
	if (form.derName.value == "" || form.derText.value == "") {
		alert("Die Felder Name und Kommentar müssen in jedem Fall ausgefüllt werden!");
		return(false);
	}
	if (form.email.value != "") {
		var email = form.email.value;
		if (email.toLowerCase().indexOf("<a href") != -1) {}
		else if(email.indexOf("@") != -1) {
			form.email.value = email.link("mailto:" + email);
		}
			}
	if (form.homepage.value == "http://") form.homepage.value = "";
	if (form.homepage.value != "") {
		var hp = form.homepage.value;
		if (hp.toLowerCase().indexOf("<a href") != -1) {}
		else if(hp.toLowerCase().indexOf("http://") != -1) {
			form.homepage.value = hp.link(hp);
		}
	}
	return(true);
}

function checkAnzahl(form) {
	if (parseInt(form.maxEntries.value) <= 0) form.maxEntries.value = '20';
	else if (parseInt(form.maxEntries.value) > 500) form.maxEntries.value = '500';
	return(true);
}