var mailregex = /^[0-9a-zA-Z][0-9a-zA-Z\._-]*@([0-9a-zA-Z-_]+\.)+([a-z]{2,4})$/;
var dateregex = /^[0-9]{1,2}\.[0-9]{1,2}\.[0-9]{4}$/;
var numregex = /^[0-9]+$/;

function popupNormal(sUrl, sWidth, sHeight)
{
	var popup;

	popup = window.open(sUrl, 'Window','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,screenX=10,screenY=10,resizable=yes,width=' + sWidth + ',height=' + sHeight, true);
	if(navigator.appName.indexOf('Netscape') != -1)
		popup.focus();
}

function popupPicture(sUrl, sWidth, sHeight)
{
	var popup;
	//var sWidth=sWidth+10;
	//var sHeight=sHeight+10;
	
	popup = window.open(sUrl, 'PictureViewer','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,screenX=10,screenY=10,resizable=yes,width=' + sWidth + ',height=' + sHeight, true);
	if(navigator.appName.indexOf('Netscape') != -1)
		popup.focus();
}

function printpage() {
  if (window.print) window.print();
  else alert("Leider unterstützt Ihr Browser diese Funktion nicht! Bitte aktivieren Sie die Druckfunktion Ihres Browsers manuell!");
}