function webcam() {
window.open("http://www.domradio.de/webCam/webcam.asp","webcam","align='center',toolbar=no,scrollbars=no,resizable=no,status=no,width=538,height=426");
}

function domcam() {
window.open("http://www.domradio.de/WebCam/domCam.asp","domcam","align='center',toolbar=no,scrollbars=no,resizable=no,status=no,width=538,height=426");
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function WindowAudio(theAudioID) {
  window.open('http://www.domradio.de/includes/audioplayer_popup.asp?beitrag='+theAudioID,'domradioMedia','width=250,height=225');
}

function WindowVideoH2O(TheLink) { //v2.0
  window.open(TheLink,'h2onews.org Video','toolbar=no,width=320,height=255');
}

function WindowVideo(theVideoID) { //v4.0
  window.open('http://www.domradio.de/includes/videoplayer_popup.asp?i='+theVideoID,'domradioMedia','width=470,height=500');
}

function InfoFenster400(theURL) {
  window.open(theURL,"Galerie","align='center',toolbar=no,scrollbars=yes,resizable=no,status=no,width=415,height=420");
}

function OpenWindowImgRotator(theURL) {
  window.open(theURL,"Galerie","align='center',toolbar=no,scrollbars=yes,resizable=no,status=no,width=620,height=425");
}

function InfoFenster500(theURL) {
  window.open(theURL,"Originalgröße","align='center',toolbar=no,scrollbars=yes,resizable=yes,status=no,width=500,height=480");
}

function MM_displayStatusMsg(msgStr) { //v1.0
  status = msgStr;
}

//function to check valid email address
function isValidEmail (strEmail) {

  validRegExp = /^[^@]+@[^@]+.[a-z]{2,}$/i;

   // search email text for regular exp matches
    if (strEmail.search(validRegExp) == -1) {
      alert("Bitte Empfängeradresse >> " + strEmail + " << prüfen.");
      return false;
    } 
    return true; 
}

function emailCheck (emailStr) {

	var checkTLD=1;

	var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;

	var emailPat=/^(.+)@(.+)$/;

	var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";

	var validChars="\[^\\s" + specialChars + "\]";

	var quotedUser="(\"[^\"]*\")";

	var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;

	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) {

		alert("Mailadresse ungültig ( @ und . überprüfen!)");
		return false;
	}
	
	var user=matchArray[1];
	var domain=matchArray[2];

	for (i=0; i<user.length; i++) {
		if (user.charCodeAt(i)>127) {
			alert("Ungültige Zeichen enthalten!");
			return false;
	   }
	}
	
	for (i=0; i<domain.length; i++) {
		if (domain.charCodeAt(i)>127) {
			alert("Ungültige Zeichen im Domänenamen!");
			return false;
		}
	}

	if (user.match(userPat)==null) {
		alert("Ungültigen Benutzernamen eingegeben!");
		return false;
	}

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

	var atomPat=new RegExp("^" + atom + "$");
	var domArr=domain.split(".");
	var len=domArr.length;
	
	for (i=0;i<len;i++) {
		if (domArr[i].search(atomPat)==-1) {
			alert("Domäne ungültig!");
			return false;
		}
	}

	if (checkTLD && domArr[domArr.length-1].length!=2 &&
		domArr[domArr.length-1].search(knownDomsPat)==-1) {
		alert("Ungültiger Domänename eingegeben " + "country.");
		return false;
	}

	if (len<2) {
		alert("Keinen Hostnamen in der Mailadresse gefunden!");
		return false;
	}

	return true;
}

function elementVisibleToggle(theElement) {
  
   
    var theStyle = document.getElementById(theElement).style;
    
    if (theStyle.visibility == "hidden") {
    	theStyle.visibility = "visible";
    } else {
    	theStyle.visibility = "hidden";
    }
    return false;
}

function special_expand(zap) {
  if (document.getElementById) {

	var img1 = "bilder/layout/icon_nav_e1.gif";
	var img2 = "bilder/layout/icon_nav_e1up.gif";

    var abra = document.getElementById(zap).style;
    var exp_img = document.getElementById('expand2');
    

    if (abra.display == "block") {
      abra.display = "none";
      exp_img.src = img1;
      
    } else {
      abra.display ="block";
      exp_img.src = img2;
    }
  return false;
    } else {
    return true;
      }
    }