function imageEnlarge(varWidth,varHeight,varImage){
	var theURL= "imageEnlarge.php?theImage="+varImage;
	var winName= "Bild";
	var popupbreite = varWidth;
	var popuphoehe = varHeight;
	var popupseite = (screen.availWidth - popupbreite) / 2;
	var popupoben = (screen.availHeight - popuphoehe) / 2;
	var eigenschaften='scrollbars=auto,resizable=yes,location=no,width='+popupbreite+',height='+popuphoehe+',left='+popupseite+',top='+popupoben;
	thePopup = window.open(theURL,winName,eigenschaften);
	thePopup.focus();
}

function openWindow(LOC,TITEL,BREITE,HOEHE,SCROLL,STAT,RES)
{
 var win = "";
 win = window.open(LOC, TITEL, "width=" + BREITE + ",height=" + HOEHE + ",scrollbars=" + SCROLL + ",toolbar=no,status=" + STAT + ",location=no,menubar=no,directories=no,resizable=" + RES);
 win.focus();
}

function checkEmail (emailStr) {
	var emailPat=/^(.+)@(.+)$/
	var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]"
	var validChars="\[^\\s" + specialChars + "\]"
	var quotedUser="(\"[^\"]*\")"
	var ipDomainPat=/^\[(\d{1,4})\.(\d{1,4})\.(\d{1,4})\.(\d{1,4})\]$/
	var atom=validChars + '+'
	var word="(" + atom + "|" + quotedUser + ")"
	var userPat=new RegExp("^" + word + "(\\." + word + ")*$")
	var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$")
	var matchArray=emailStr.match(emailPat)
	if (matchArray==null) {
		return false
	}
	var user=matchArray[1]
	var domain=matchArray[2]
	
	if (user.match(userPat)==null) {
		return false
	}

	var IPArray=domain.match(ipDomainPat)
	if (IPArray!=null) {
    	for (var i=1;i<=4;i++) {
	    	if (IPArray[i]>255) {
				return false
	    	}
    	}
    	return true
	}
	
	var domainArray=domain.match(domainPat)
	if (domainArray==null) {
    	return false
	}

	var atomPat=new RegExp(atom,"g")
	var domArr=domain.match(atomPat)
	var len=domArr.length
	if (domArr[domArr.length-1].length<2 || domArr[domArr.length-1].length>4) {
		return false
	}
	
	if (len<2) {
		return false
	}
	
	return true;
}


function sendForm(formName){
	document.forms[formName].submit();
}