<!--


function clearNieuwsMail(textfield) {
	textfield.value="";
}
function clearField(textfield) {
	textfield.value="";
}


function isEmail(str) {


  var supported = 0;


  if (window.RegExp) {


    var tempStr = "a";


    var tempReg = new RegExp(tempStr);


    if (tempReg.test(tempStr)) supported = 1;


  }


  if (!supported)


    return (str.indexOf(".") > 2) && (str.indexOf("@") > 0);


  var r1 = new RegExp("(@.*@)|(\\.\\.)|(@\\.)|(^\\.)");


  var r2 = new RegExp("^.+\\@(\\[?)[a-zA-Z0-9\\-\\.]+\\.([a-zA-Z]{2,3}|[0-9]{1,3})(\\]?)$");


  return (!r1.test(str) && r2.test(str));


}


function checkEmail (textfield) {


    if(!isEmail (textfield.value)) {


		alert ("Bitte geben Sie eine giltige Emailadresse ein. Es werde benützt für die Bestätigung.");


		return false;


	}


		return true;


}


function stringReplace(originalString, findText, replaceText) {


	var pos = 0;


	var len = findText.length;


	pos = originalString.indexOf(findText);


	while (pos != -1) {


		preString = originalString.substring(0, pos);


		postString = originalString.substring(pos + len, originalString.length);


		originalString = preString + replaceText + postString;


		pos = originalString.indexOf(findText);


	}


	return originalString;


}


function isEmptyString(text) {


	var strTrim;


	strTrim = stringReplace(text, new String(" "), new String(""));


	if(strTrim.length == 0) {


		return true;


	}


	else


	{


		return false;


	}


}


// end of hide -->