var popUpWin=0;
function popUpWindow(URLStr, left, top, width, height)
{
  if(popUpWin)
  {
    if(!popUpWin.closed) popUpWin.close();
  }
  popUpWin = open(URLStr, 'popUpWin', 'toolbar=no,location=no,directories=no,status=no,menub ar=no,scrollbar=no,resizable=no,copyhistory=yes,width='+width+',height='+height+',left='+left+', top='+top+',screenX='+left+',screenY='+top+'');
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_validateForm() { //v4.0
  var i,p,q,nm,test,num,min,max,errors='',args=MM_validateForm.arguments;
  for (i=0; i<(args.length-2); i+=3) { test=args[i+2]; val=MM_findObj(args[i]);
    if (val) { nm=val.name; if ((val=val.value)!="") {
      if (test.indexOf('isEmail')!=-1) { p=val.indexOf('@');
        if (p<1 || p==(val.length-1)) errors+='- '+nm+' bevat geen geldig e-mail adres.\n';
      } else if (test!='R') { num = parseFloat(val);
        if (isNaN(val)) errors+='- '+nm+' must contain a number.\n';
        if (test.indexOf('inRange') != -1) { p=test.indexOf(':');
          min=test.substring(8,p); max=test.substring(p+1);
          if (num<min || max<num) errors+='- '+nm+' must contain a number between '+min+' and '+max+'.\n';
    } } } else if (test.charAt(0) == 'R') errors += '- '+nm+' is niet ingevuld.\n'; }
  } if (errors) alert('De volgende problemen zijn gevonden:\n'+errors);
  document.MM_returnValue = (errors == '');
}

function MM_nbGroup(event, grpName) { //v6.0
  var i,img,nbArr,args=MM_nbGroup.arguments;
  if (event == "init" && args.length > 2) {
    if ((img = MM_findObj(args[2])) != null && !img.MM_init) {
      img.MM_init = true; img.MM_up = args[3]; img.MM_dn = img.src;
      if ((nbArr = document[grpName]) == null) nbArr = document[grpName] = new Array();
      nbArr[nbArr.length] = img;
      for (i=4; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
        if (!img.MM_up) img.MM_up = img.src;
        img.src = img.MM_dn = args[i+1];
        nbArr[nbArr.length] = img;
    } }
  } else if (event == "over") {
    document.MM_nbOver = nbArr = new Array();
    for (i=1; i < args.length-1; i+=3) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = (img.MM_dn && args[i+2]) ? args[i+2] : ((args[i+1])? args[i+1] : img.MM_up);
      nbArr[nbArr.length] = img;
    }
  } else if (event == "out" ) {
    for (i=0; i < document.MM_nbOver.length; i++) {
      img = document.MM_nbOver[i]; img.src = (img.MM_dn) ? img.MM_dn : img.MM_up; }
  } else if (event == "down") {
    nbArr = document[grpName];
    if (nbArr)
      for (i=0; i < nbArr.length; i++) { img=nbArr[i]; img.src = img.MM_up; img.MM_dn = 0; }
    document[grpName] = nbArr = new Array();
    for (i=2; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = img.MM_dn = (args[i+1])? args[i+1] : img.MM_up;
      nbArr[nbArr.length] = img;
  } }
}


function isEmail(string) {
	if (string.search(/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/) != -1)
		if (string.search(/.com/) != -1 | string.search(/.nl/) != -1 | string.search(/.net/) != -1 | string.search(/.org/) != -1 | string.search(/.nu/) != -1 | string.search(/.biz/) != -1 | string.search(/.info/) != -1 | string.search(/.be/) != -1) {
			return true;
		}
	else
		return false;
}		
	
function checkthisform(formname) {
	tel=0;
	var color= '#cecfce';
	var normalcolor='#FFFFFF';
	if (formname.naam.value =='') {				tel= tel+1;		formname.naam.style.background = color; 		} else	{ formname.naam.style.background = normalcolor;		}
	if (formname.adres.value =='') {			tel= tel+1;		formname.adres.style.background = color; 		} else	{ formname.adres.style.background = normalcolor;	}
	if (formname.postcode.value =='') {			tel= tel+1;		formname.postcode.style.background = color; 	} else	{ formname.postcode.style.background = normalcolor;	}
	if (formname.plaats.value =='') {			tel= tel+1;		formname.plaats.style.background = color; 		} else	{ formname.plaats.style.background = normalcolor;	}
	if (!(isEmail(formname.email.value))){		tel= tel+1;		formname.email.style.background = color; 		} else	{ formname.email.style.background = normalcolor;	}
	if (formname.opmerkingen.value =='') {		tel= tel+1;		formname.opmerkingen.style.background = color; 	} else	{ formname.opmerkingen.style.background = normalcolor;	}
	if(tel==0){					
		formname.submit();
	}
	else {
		formmelding.innerHTML = '<BR><b>* Vul alle verplichte velden in [' + tel + ']</b>';
	}
}


function showpage(form){ 
	var item = form.list.selectedIndex;
	choice = form.list.options[item].value;
	if (choice!="-"){
		window.open(choice);
	}
}

function isEmail(string) {
	if (string.search(/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/) != -1)
		if (string.search(/.com/) != -1 | 
			string.search(/.nl/) != -1 | 
			string.search(/.eu/) != -1 | 			
			string.search(/.int/) != -1 |
			string.search(/.net/) != -1 | 
			string.search(/.org/) != -1 |
			string.search(/.co.uk/) != -1 |			
			string.search(/.nu/) != -1 |
			string.search(/.cc/) != -1 |			
			string.search(/.biz/) != -1 | 
			string.search(/.info/) != -1 | 
			string.search(/.be/) != -1) {
			return true;
		}
	else
		return false;
}

function changeLeveringMethode(){
	leveringafroep.style.display = 'none';
	leveringvoorraadeerst.style.display = 'none';
//get value if value then
	if(document.getElementById('levering').value =='1x'){
		orderfrm.dag.value = '-';
		orderfrm.weeknummer.value = '-';
	}
	if(document.getElementById('levering').value =='1x-afroep'){
		leveringafroep.style.display = '';
		orderfrm.dag.value = '-';
		orderfrm.weeknummer.value = '';
	}
	if(document.getElementById('levering').value =='voorraad-eerst'){
		leveringvoorraadeerst.style.display = '';
		orderfrm.dag.value = tmp_dag;
		orderfrm.weeknummer.value = '-';
	}
}
	
function changeFactuur() {
	if (etmform.kopie.checked == true) {
		etmform.adres_verzend.disabled = true;
		etmform.postcode_verzend.disabled = true;
		etmform.plaats_verzend.disabled = true;
		etmform.landcode_verzend.disabled = true;
		etmform.adres_verzend.style.background = '#E8E8E8';
		etmform.postcode_verzend.style.background = '#E8E8E8';
		etmform.plaats_verzend.style.background = '#E8E8E8';
		etmform.landcode_verzend.style.background = '#E8E8E8';		
		etmform.adres_verzend.value = '-';
		etmform.postcode_verzend.value = '-';
		etmform.plaats_verzend.value = '-';
		etmform.landcode_verzend.value = '-';		
	} else {
		etmform.adres_verzend.disabled = false;
		etmform.postcode_verzend.disabled = false;
		etmform.plaats_verzend.disabled = false;
		etmform.landcode_verzend.disabled = false;		
		etmform.adres_verzend.style.background = '#FFFFFF';
		etmform.postcode_verzend.style.background = '#FFFFFF';
		etmform.plaats_verzend.style.background = '#FFFFFF';
		etmform.landcode_verzend.style.background = '#FFFFFF';		
		etmform.adres_verzend.value = '';
		etmform.postcode_verzend.value = '';
		etmform.plaats_verzend.value = '';
	}
}

function checkForm(formname) {
	elems = document.getElementById(formname).elements;
	tel= 0;
	for(i = 0; i < elems.length; i++) {
		element = null;
		element = document.getElementById(elems[i].name + '_');
		if (element) {
			element.style.display = 'none';
			if (elems[i].value == '') {
				tel = tel + 1;
				element.style.display = '';
			} else {
				if (elems[i].type == 'checkbox') {
					if (elems[i].checked == false) {
						tel = tel + 1;
						element.style.display = '';
						element.style.color = '#FF0000';
					} 
					else {
						element.style.display = '';
						element.style.color = '#000000';
					}
				}
				if (elems[i].name.substr(0,5) == 'email') {
					if (!isEmail(elems[i].value)) {
						tel = tel + 1;
						elems[i].value = 'geen geldige e-mail';
						element.style.display = '';
					}
				}
				if (elems[i].name.substr(0,9) == 'facnummer') {
					if((elems[i].value =='10')||(elems[i].value.length!=7)){
						tel = tel + 1;
						element.style.display = '';
					}
				}
			}
		}
	}
	element = document.getElementById('showcheck');
	if (tel == 0) {
		element.innerHTML = '<font color="#FF0000">* Verplichte velden</font>';
		document.getElementById(formname).submit();
	} 
	else {
		element.innerHTML = '<font color="#FF0000"><b>* Vul alle verplichte velden in [' + tel + ']</b></font>';
	}
}
function openNewWindow(URLtoOpen, windowName, windowFeatures) { 
	newWindow=window.open(URLtoOpen, windowName, windowFeatures);
}

function Juice_aantallenaangepast(aantalveld){
	if (aantalveld.value!='') {
		MM_findObj('aantallenaangepast').value='aantallenaangepast';
		url = document.location;
		document.etmform.action = url;
		setTimeout("document.etmform.submit();",500);	     
	}
}

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