ns4 = (document.layers)? true:false
ie4 = (document.all)? true:false

function veranderaantal(art)
	{
	document.getElementById("art").value=art;
	
	document.frmContent.submit();
	}

function Bewaren()
	{
	document.frmContent.submit();
	}

function Bewaren()
	{
	document.frmContent.submit();
	}

function BewarenKlant()
	{
	if (document.getElementById("txtNaam").value!='' && document.getElementById("txtStraatNr").value!='' && document.getElementById("txtPCode").value!='' && document.getElementById("txtGemeente").value!='' && document.getElementById("txtLand").value!='' && document.getElementById("txtEmail").value!='' && document.getElementById("txtPaswoord").value!='')
		{
		if (checkValidation(document.getElementById("txtEmail"))) 
			{
			document.frmContent.submit();
			}
		}
	else
		{
		alert('alle velden met * invullen aub!');
		}
	}

function Zoek()
	{
	if (document.getElementById("txtZoek").value!='')
		{
		document.frmZoek.submit();
		}
	}

function Zoek2()
	{
		document.frmZoek.submit();
	}

function Bewaren2()
	{
	document.frmContent2.submit();
	}

function Bewaren3()
	{
	ExpandCollapse2('evenwachten');
	document.frmContent.submit();
	}

function ExpandCollapse(strObj)
	{
	if (document.getElementById('DIV'+strObj).style.display == "none")
		{
		showObject(document.getElementById("DIV"+strObj).style);
		document.getElementById("IMG"+strObj).src="images/tree/f1.gif";
		document.getElementById("SGN"+strObj).src="images/tree/udrm.gif";
		}
	else 
		{
		hideObject(document.getElementById('DIV'+strObj).style);
		document.getElementById("IMG"+strObj).src="images/tree/f0.gif";
		document.getElementById("SGN"+strObj).src="images/tree/udrp.gif";
		}
	}

function ExpandCollapse2(strObj)
	{
	if (document.getElementById("DIV"+strObj).style.display == "none")
		{
		showObject(document.getElementById("DIV"+strObj).style);
		}
	else 
		{
		hideObject(document.getElementById("DIV"+strObj).style);
		}
	}

function showObject(obj)
	{
	if (ns4) obj.visibility = "show"		
	else obj.display="block"
	}

function hideObject(obj)
	{
	if (ns4) obj.visibility = "hide"
	else obj.display="none"
	}


   
var current;
current=1;
function volgend()
	{	if(current<10)	
			current=current+1;
		else
			current=1;
		document.slide.src="images/toerisme/" + current + ".jpg";
	}
function vorig()
	{	if(current>1)	
			current=current-1;
		else
			current=10;
		document.slide.src="images/toerisme/" + current + ".jpg";
	}
	
	
	
function CheckAndForward(url)
	{	
	if (confirm('Bent u zeker?'))
		{
		document.location = url;
		}
	else 
		{
		}
	}

function BevestigBestelling(url)
	{
	if (confirm('Bent u zeker dat u deze bestelling wil plaatsen?'))
		{
		document.location = url;
		}
	else 
		{
		}
	}

function zoek()
    {
    //alert(document.frmZoek.txtZoek.value + 'xxx');
    parent.frames[2].location = 'iframe.asp?wp=93&a=1&txtZoek=' + document.frmZoek.txtZoek.value;
    parent.frames[1].location = 'nav_ot.asp?txtZoek=' + document.frmZoek.txtZoek.value;
    }

	
function plakDatum(datum,veld)
    {   window.opener.document.getElementById(veld).value=datum;
	    window.opener.document.getElementById(veld+'hidden').value=datum;
	    window.close();
    }



//E-MAIL CHECK FUNCTIONS
function checkValid (formField) {
    if ( checkValidation ( formField ) == true ) {
        //alert ( 'E-Mail Address Validates OK' );
        return ( true );
    }
    else {
        return ( false );
    }
}

function checkValidation(formInput) {

//    if (typeof(formInput) != "object") {
//        alert("Validation not supported on this browser.");
//        return(false);
//    }

    var message;

    if (stringEmpty(formInput.value)) {
        message = "Error! There is no input value entered.";
        alert(message);
    } else if (noAtSign( formInput.value )) {
        message = "Fout! Emailadres \"" + formInput.value + "\" bevat geen '@' karakter.";
        alert(message);
    } else if (nothingBeforeAt(formInput.value)) {
        message = "Fout! Emailadres \"" + formInput.value;
        message += "\" moet minstens 1 karakter bevatten voor het '@' karakter";
        alert(message);
    } else if (noValidPeriod(formInput.value)) {
        message = "Fout! Emailadres \"" + formInput.value + "\" moet een punt ('.') bevatten.";
        alert(message);
    } else if (noValidSuffix(formInput.value)) {
        message = "Fout! Emailadres \"" + formInput.value;
        message += "\" moet een suffix van 2, 3 of 4 karakters bevatten.";
        alert(message);
    } else {
        message = "Success! The email address \"" + formInput.value + "\" validates OK.";
        //alert(message);
        return (true);
    }

//    var objType = typeof(formInput.focus);
//    if (objType == "object" || objType == "function") {
//         formInput.focus();
//    }

    return (false);
}


function stringEmpty (formField) {
    // CHECK THAT THE STRING IS NOT EMPTY
    if ( formField.length < 1 ) {
        return ( true );
    } else {
        return ( false );
    }
}

function noAtSign (formField) {
    // CHECK THAT THERE IS AN '@' CHARACTER IN THE STRING
    if (formField.indexOf ('@', 0) == -1) {
        return ( true )
    } else {
        return ( false );
    }
}

function nothingBeforeAt (formField) {
    // CHECK THERE IS AT LEAST ONE CHARACTER BEFORE THE '@' CHARACTER
    if ( formField.indexOf ( '@', 0 ) < 1 ) {
        return ( true )
    } else {
        return ( false );
    }
}

function noLeftBracket (formField) {
    // IF EMAIL ADDRESS IN FORM 'user@[255,255,255,0]', THEN CHECK FOR LEFT BRACKET
    if ( formField.indexOf ( '[', 0 ) == -1 && formField.charAt (formField.length - 1) == ']') {
        return ( true )
    } else {
        return ( false );
    }
}

function noRightBracket (formField) {
    // IF EMAIL ADDRESS IN FORM 'user@[255,255,255,0]', THEN CHECK FOR RIGHT BRACKET
    if (formField.indexOf ( '[', 0 ) > -1 && formField.charAt (formField.length - 1) != ']') {
        return ( true );
    } else {
        return ( false );
    }
}

function noValidPeriod (formField) {
    // IF EMAIL ADDRESS IN FORM 'user@[255,255,255,0]', THEN WE ARE NOT INTERESTED
    if (formField.indexOf ( '@', 0 ) > 1 && formField.charAt (formField.length - 1 ) == ']')
        return ( false );

    // CHECK THAT THERE IS AT LEAST ONE PERIOD IN THE STRING
    if (formField.indexOf ( '.', 0 ) == -1)
        return ( true );

    return ( false );
}

function noValidSuffix(formField) {
    // IF EMAIL ADDRESS IN FORM 'user@[255,255,255,0]', THEN WE ARE NOT INTERESTED
    if (formField.indexOf('@', 0) > 1 && formField.charAt(formField.length - 1) == ']') {
        return ( false );
    }

    // CHECK THAT THERE IS A TWO OR THREE CHARACTER SUFFIX AFTER THE LAST PERIOD
    var len = formField.length;
    var pos = formField.lastIndexOf ( '.', len - 1 ) + 1;
    if ( ( len - pos ) < 2 || ( len - pos ) > 4 ) {
        return ( true );
    } else {
        return ( false );
    }
}

//END E-MAIL CHECK FUNCTIONS


//Date check function

function dateValid(objName) {
	var strDate;
	var strDateArray;
	var strDay;
	var strMonth;
	var strYear;
	var intday;
	var intMonth;
	var intYear;
	var booFound = false;
	var datefield = objName;
	var strSeparatorArray = new Array("-"," ","/",".");
	var intElementNr;
	// var err = 0;
	var strMonthArray = new Array(12);
	strMonthArray[0] = "Jan";
	strMonthArray[1] = "Feb";
	strMonthArray[2] = "Mar";
	strMonthArray[3] = "Apr";
	strMonthArray[4] = "May";
	strMonthArray[5] = "Jun";
	strMonthArray[6] = "Jul";
	strMonthArray[7] = "Aug";
	strMonthArray[8] = "Sep";
	strMonthArray[9] = "Oct";
	strMonthArray[10] = "Nov";
	strMonthArray[11] = "Dec";
	//strDate = datefield.value;
	strDate = objName;
	if (strDate.length < 1) {
		return true;
		}
	for (intElementNr = 0; intElementNr < strSeparatorArray.length; intElementNr++) {
		if (strDate.indexOf(strSeparatorArray[intElementNr]) != -1) {
			strDateArray = strDate.split(strSeparatorArray[intElementNr]);
			if (strDateArray.length != 3) {
				err = 1;
				return false;
				}
			else {
				strDay = strDateArray[0];
				strMonth = strDateArray[1];
				strYear = strDateArray[2];
				}
			booFound = true;
		   }
		}
	if (booFound == false) {
		if (strDate.length>5) {
			strDay = strDate.substr(0, 2);
			strMonth = strDate.substr(2, 2);
			strYear = strDate.substr(4);
		   }
		}
	//Adjustment for short years entered
	if (strYear.length == 2) {
		strYear = '20' + strYear;
		}
	strTemp = strDay;
	strDay = strMonth;
	strMonth = strTemp;
	intday = parseInt(strDay, 10);
	if (isNaN(intday)) {
		err = 2;
		return false;
		}
	intMonth = parseInt(strMonth, 10);
	if (isNaN(intMonth)) {
		for (i = 0;i<12;i++) {
			if (strMonth.toUpperCase() == strMonthArray[i].toUpperCase()) {
				intMonth = i+1;
				strMonth = strMonthArray[i];
				i = 12;
				}
			}
		if (isNaN(intMonth)) {
			err = 3;
			return false;
		   }
		}
	intYear = parseInt(strYear, 10);
	if (isNaN(intYear)) {
		err = 4;
		return false;
		}
	if (intMonth>12 || intMonth<1) {
		err = 5;
		return false;
		}
	if ((intMonth == 1 || intMonth == 3 || intMonth == 5 || intMonth == 7 || intMonth == 8 || intMonth == 10 || intMonth == 12) && (intday > 31 || intday < 1)) {
		err = 6;
		return false;
		}
	if ((intMonth == 4 || intMonth == 6 || intMonth == 9 || intMonth == 11) && (intday > 30 || intday < 1)) {
		err = 7;
		return false;
		}
	if (intMonth == 2) {
		if (intday < 1) {
			err = 8;
			return false;
			}
		if (LeapYear(intYear) == true) {
			if (intday > 29) {
				err = 9;
				return false;
				}
			}
		else {
			if (intday > 28) {
				err = 10;
				return false;
				}
			}
		}
	return true;
	}

	function LeapYear(intYear) {
		if (intYear % 100 == 0) {
			if (intYear % 400 == 0) { return true; }
			}
		else {
			if ((intYear % 4) == 0) { return true; }
			}
		return false;
		}
//  End -->


//End Date check function


function checkall(arr) {
	if(!document.forms['frmContent']) {
		return;
		}
	var checkvalue = document.forms['frmContent'].elements['chk_all'].checked;
	
	for (var i in arr){
		document.forms['frmContent'].elements['chk'+arr[i]].checked = checkvalue;
		}
	}

function Bewaren2()
	{
	if (confirm('Wilt u ook de aantallen van de vorige order mee overnemen?')) {
		document.forms['frmContent'].elements['aantalovernemen'].value = 1;
		}
	else {
		document.forms['frmContent'].elements['aantalovernemen'].value = 0;
		}

	document.frmContent.submit();
	}

function verzenden()
	{
	if (document.getElementById("txtName").value!='' && document.getElementById("txtPhone").value!='' && document.getElementById("txtEmail").value!='')
		{
		if (checkValidation(document.getElementById("txtEmail"))) 
			{
			document.frmContent.submit();
			}
		}
	else
		{
		alert('alle velden met * invullen aub!');
		}
	}