function validateForm(theFormname,theFieldlist,goodMess,badMess,emailMess)	{
	var formObject = document[theFormname];
	if (!formObject)	{
		formObject = document.getElementById(theFormname);
	}
	if (formObject && theFieldlist)	{
		var index=1;
		var theField = split(theFieldlist, ",", index);
		var msg="";
		var rac_msg="";
		var theEreg = '';
		var theEregMsg = '';
		var specialMode = '';

		while (theField) {
			theEreg = '';
			specialMode = '';

				// Check special modes:
			if (theField == '_EREG')	{	// EREG mode: _EREG,[error msg],[JS ereg],[fieldname],[field Label]
				specialMode = theField;

				index++;
				theEregMsg = unescape(split(theFieldlist, ",", index));
				index++;
				theEreg = unescape(split(theFieldlist, ",", index));
			} else if (theField == '_EMAIL')	{
				specialMode = theField;
			}

				// Get real field name if special mode has been set:
			if (specialMode)	{
				index++;
				theField = split(theFieldlist, ",", index);
			}

			index++;
			theLabel = unescape(split(theFieldlist, ",", index));
			theField = unescape(theField);
			if (formObject[theField])	{
				var fObj = formObject[theField];
				var type=fObj.type;
				if (!fObj.type)	{
					type="radio";
				}
				var value="";
				switch(type)	{
					case "text":
					case "textarea":
					case "password":
						value = fObj.value;
					break;
					case "select-one":
						if (fObj.selectedIndex>=0)	{
							value = fObj.options[fObj.selectedIndex].value;
						}
					break;
					case "select-multiple":
						var l=fObj.length;
						for (a=0;a<l;a++)	{
							if (fObj.options[a].selected)	{
								 value+= fObj.options[a].value;
							}
						}
					break;
					case "radio":
						var len=fObj.length;
						if (len)	{
							for (a=0;a<len;a++)	{
								if (fObj[a].checked)	{
									value = fObj[a].value;
								}
							}
						} else {
							if (fObj.checked)	{
								value = fObj.value;
							}
						}
					break;
					default:
						value = 1;
				}

				switch(specialMode)	{
					case "_EMAIL":
						var theRegEx_notValid = new RegExp("(@.*@)|(\.\.)|(@\.)|(\.@)|(^\.)", "gi");
						var theRegEx_isValid = new RegExp("^.+\@[a-zA-Z0-9\-\.]+\.([a-zA-Z]{2,4}|[0-9]{1,3})$","");
						if (!theRegEx_isValid.test(value))	{	// This part was supposed to be a part of the condition: " || theRegEx_notValid.test(value)" - but I couldn't make it work (Mozilla Firefox, linux) - Anyone knows why?
							msg+="\n"+theLabel+' ('+(emailMess ? unescape(emailMess) : 'Email address not valid!')+')';
						}
					break;
					case "_EREG":
						var theRegEx_isValid = new RegExp(theEreg,"");
						if (!theRegEx_isValid.test(value))	{
							msg+="\n"+theLabel+' ('+theEregMsg+')';
						}
					break;
					default:
						// :RAC: Create message if privacy statement not accepted
						if ((theField == 'Consenso' && value == 'Non accetto') || (theField == 'Accetto' && value == 'No'))
						{
							rac_msg="Grazie per la Sua iscrizione on line! Purtroppo Lei non ha accettato le nostre condizioni generali di iscrizione. Se desidera frequentare un nostro corso di tedesco, clicchi \"Si\", alla voce \"Condizioni generali di iscrizione\" e  alla voce \"Si accettano specificamente le clausole\", grazie!";
						}
						else if (theField == 'Akzeptieren' && value == 'Nein')
						{
							rac_msg="Danke für Ihre online Anmeldung. Leider haben Sie unsere Geschäftsbedingungen nicht akzeptiert. Wenn Sie an unserem Deutschkurs teilnehmen wollen, klicken Sie bitte bei 'Akzeptieren' auf 'Ja'.";
						}
						if (!value)	{
							msg+="\n"+theLabel;
						}
				}
			}
			index++;
			theField = split(theFieldlist, ",", index);
		}
		if (msg)	{
			var theBadMess = unescape(badMess);
			if (!theBadMess)	{
				theBadMess = "You must fill in these fields:";
			}
			theBadMess+="\n";
			alert(theBadMess+msg);
			return false;
		}
		// :RAC: Display message if privacy statement not accepted
		else if (rac_msg)
		{
			alert(rac_msg);
			return false;
		}
		else {
			var theGoodMess = unescape(goodMess);
			if (theGoodMess)	{
				alert(theGoodMess);
			}
			return true;
		}
	}
}