function validateKassa() {
	var frm = document.frm_kassa; 
	var flds = new Array();
	
	/*
	flds[flds.length] = [frm.tf_address1, "\'Winkeladres\' is niet gevuld", /^([\w|\W])+$/, "text"];
	flds[flds.length] = [frm.tf_zip1, "\'Winkeladres\' is niet gevuld", /^([\w|\W])+$/, "text"];
	flds[flds.length] = [frm.tf_city1, "\'Winkeladres\' is niet gevuld", /^([\w|\W])+$/, "text"];
	*/
	
	flds[flds.length] = [frm.tf_address2, "\'Afleveradres\' is niet gevuld", /^([\w|\W])+$/, "text"];
	flds[flds.length] = [frm.tf_zip2, "\'Afleveradres\' is niet gevuld", /^([\w|\W])+$/, "text"];
	flds[flds.length] = [frm.tf_city2, "\'Afleveradres\' is niet gevuld", /^([\w|\W])+$/, "text"];
	
	flds[flds.length] = [frm.tf_address3, "\'Factuuradres\' is niet gevuld", /^([\w|\W])+$/, "text"];
	flds[flds.length] = [frm.tf_zip3, "\'Factuuradres\' is niet gevuld", /^([\w|\W])+$/, "text"];
	flds[flds.length] = [frm.tf_city3, "\'Factuuradres\' is niet gevuld", /^([\w|\W])+$/, "text"];		
	
	return validateFieldArray( frm, flds );
}

function validateRegistreer1() {
	var frm = document.frm_registreer; 
	var flds = new Array();
	
	flds[flds.length] = [frm.tf_company, "\'Bedrijf\' is niet gevuld", /^([\w|\W])+$/, "text"];
	flds[flds.length] = [frm.tf_kvk, "\'KvK nummer\' is niet gevuld", /^([\w|\W])+$/, "text"];
	flds[flds.length] = [frm.tf_email, "\'E-mail adres\' is niet gevuld", /^([\w|\W])+$/, "text"];
	flds[flds.length] = [frm.tf_city, "\'Plaats\' is niet gevuld", /^([\w|\W])+$/, "text"];
	flds[flds.length] = [frm.tf_country, "\'Land\' is niet gevuld", /^([\w|\W])+$/, "select-one"];
	flds[flds.length] = [frm.tf_password, "\'Wachtwoord\' is niet gevuld", /^([\w|\W])+$/, "text"];
	
	return validateFieldArray( frm, flds );
}

function validateRegistreer2() {
	var frm = document.frm_registreer; 
	var flds = new Array();
	
	flds[flds.length] = [frm.tf_company, "Please fill in \'Company name\'", /^([\w|\W])+$/, "text"];
	flds[flds.length] = [frm.tf_kvk, "Please fill in \'VAT number\'", /^([\w|\W])+$/, "text"];
	flds[flds.length] = [frm.tf_email, "Please fill in \'Email address\'", /^([\w|\W])+$/, "text"];
	flds[flds.length] = [frm.tf_city, "Please fill in \'Place\'", /^([\w|\W])+$/, "text"];
	flds[flds.length] = [frm.tf_country, "Please fill in \'Country\'", /^([\w|\W])+$/, "select-one"];
	flds[flds.length] = [frm.tf_password, "\'Password\'", /^([\w|\W])+$/, "text"];
	
	return validateFieldArray( frm, flds );
}

// return the value of the radio button that is checked
// return an empty string if none are checked, or
// there are no radio buttons
function getCheckedValue(radioObj) {
	if(!radioObj)
		return "";
	var radioLength = radioObj.length;
	if(radioLength == undefined)
		if(radioObj.checked)
			return radioObj.value;
		else
			return "";
	for(var i = 0; i < radioLength; i++) {
		if(radioObj[i].checked) {
			return radioObj[i].value;
		}
	}
	return "";
}


/**
START HOOFDFUNCTIE
**/
function validateFieldArray( frm, flds ){
	var errorColor = '#d8df91';
	var okColor = '#fff';
	for (var i = 0; i < flds.length; i ++){

	 switch (flds[i][3]) {
		case "text":
		  if ( flds[i][2].test(flds[i][0].value) != true ){
			alert( flds[i][1] );
			flds[i][0].style.background = errorColor;
			flds[i][0].focus();
			return false;
		  } else {
			flds[i][0].style.background = okColor;		  
		  }
		  break;
		case "hiddentext":
		  if ( flds[i][2].test(flds[i][0].value) != true ){
			alert( flds[i][1] );
			return false;
		  }
		  break;		  
		case "textarea":
		  if ( flds[i][2].test(flds[i][0].value) != true ){
			alert( flds[i][1] );
			flds[i][0].style.background = errorColor;
			flds[i][0].focus();
			return false;
		  } else {
			flds[i][0].style.background = okColor;		  
		  }
		  break;
		case "select-one":
		  if ( flds[i][2].test(flds[i][0].value) != true ){
			alert( flds[i][1] );
			flds[i][0].style.background = errorColor;
			flds[i][0].focus();
			return false;
		  } else {
			flds[i][0].style.background = okColor;		  
		  }
		  break;
		case "radio":
			waardeRadio = 0;
			for (a=0; a < flds[i][0].length; a++) {
				//controleer of een item in de radio is checked. Dan waarde aanvullen
				if (flds[i][0][a].checked) {
					waardeRadio=waardeRadio + 1;
				}
			}
				
			if (waardeRadio == 1) {
				//er is een waarde aangevinkt. We mogen doorgaan
			} else {
				alert(flds[i][1]);
				return false;
			}			
			break;
		
		case "checkbox":
				waardeCheckbox = 0;
				
				if(!flds[i][0].length) {
				
					//checkbox heeft maar 1 instantie
					if(!flds[i][0].checked) {
						alert(flds[i][1]);
						return false;
					} else {
						waardeCheckbox=waardeCheckbox + 1;
					}
					
				} else {
				
					//checkbox heeft meer dan 1 instantie
					for (a=0; a < flds[i][0].length; a++) {
					//controleer of een item in de checkbox is checked. Dan waarde aanvullen
						if (flds[i][0][a].checked) {
							waardeCheckbox=waardeCheckbox + 1;
						}
					}
				}
					
				if (waardeCheckbox >= 1) {
					//er is een waarde aangevinkt. We mogen doorgaan
				} else {
					alert(flds[i][1]);
					return false;
				}			
			 break;		
		
	 } //einde switch
	}
//frm.submit();
}

/**
REGEXP EXAMPLES:
flds[flds.length] = [frm.solVeld_8, "\'Huisnummer\' is niet correct gevuld", /^([0-9]+)$/]; // huisnummer
flds[flds.length] = [frm.solVeld_9, "\'Huisletter\' is niet correct gevuld", /^([A-Za-z]{0,1})$/]; // huisletter
flds[flds.length] = [frm.solVeld_11, "\'Postcode\' is niet correct gevuld", /^([1-9]{1})([0-9]{3})(\s?)([a-zA-Z]{2})$/]; // postcode
flds[flds.length] = [frm.solVeld_12, "\'Woonplaats\' is niet correct gevuld", /^([\w|\W]+)$/]; // woonplaats
flds[flds.length] = [frm.solVeld_13, "\'Telefoon\' is niet correct gevuld", /^([0-9]{10})$/]; // telefoonnummer
flds[flds.length] = [frm.solVeld_14, "\'Emailadres\' is niet correct gevuld", /^(.+\@(\[?)[a-zA-Z0-9\-\.]+\.([a-zA-Z]{2,3}|[0-9]{1,3})(\]?))?$/]; // email
flds[flds.length] = [frm.solVeld_16, "\'Geslacht\' is niet gevuld", ]; // geslacht
flds[flds.length] = [frm.solVeld_17, "\'Geboortedatum\' is niet correct gevuld", /^([0-9]{2})([-])([0-9]{2})([-])([0-9]{4})$/]; // geboortedatum
**/