function showform() {
	MM_showHideLayers('form','','show');
}

function closeform() {
	MM_showHideLayers('form','','hide');
}

function checkdata() {
	var d=document.forms[0];
	var issind=d.start_issue.selectedIndex;
	var tind=d.title.selectedIndex;
	var namefirst=d.firstname.value;
	var namelast=d.surname.value;
	var ad1=d.add1.value;
	var town=d.town.value;
	var countryind=d.country.selectedIndex;
	var pcode=d.postcode.value;
	var e=d.email.value;
	var econf=d.emailconf.value;
	var lf=String.fromCharCode(10) + 'Bitte \u00FCberprüfen Sie noch einmal Ihre Angaben!';
	if (issind<0 || tind<0 || namefirst=='' || namelast=='' || ad1=='' || town=='' || countryind<0 || e=='' || econf=='') {
		alert('Sie haben noch nicht alle Pflichtfelder ausgef\u00FCllt!' + lf);
		return;
		}
	if (e!=econf) {
		alert('Die E-Mail-Adressen stimmen nicht \u00FCberein!' + lf);
		return;
		}
	if (NoOfChars(e,"@") != 1 || NoOfChars(econf,".") < 1) {
		alert('Ihre E-Mail-Adresse scheint ung\u00FCltig zu sein!' + lf);
		return;
		}
	d.submit();
}