var browser_name = navigator.appName;
var browser_version = parseFloat(navigator.appVersion); 

if ((browser_name == "Netscape" && browser_version >= 3.0)||(browser_name == "Microsoft Internet Explorer" && browser_version >= 4.0)) { roll = 'true'; }
else { roll = 'false'; }

if (roll=='true') { 
img_loc = new Array()
img_loc[0] = "/img/nav_" + taal + "_home_off.gif"
img_loc[1] = "/img/nav_" + taal + "_home_over.gif"
img_loc[2] = "/img/nav_" + taal + "_home_on.gif"
img_loc[3] = "/img/nav_" + taal + "_over_off.gif"
img_loc[4] = "/img/nav_" + taal + "_over_over.gif"
img_loc[5] = "/img/nav_" + taal + "_over_on.gif"
img_loc[6] = "/img/nav_" + taal + "_assortiment_off.gif"
img_loc[7] = "/img/nav_" + taal + "_assortiment_over.gif"
img_loc[8] = "/img/nav_" + taal + "_assortiment_on.gif"
img_loc[9] = "/img/nav_" + taal + "_nieuws_off.gif"
img_loc[10] = "/img/nav_" + taal + "_nieuws_over.gif"
img_loc[11] = "/img/nav_" + taal + "_nieuws_on.gif"
img_loc[12] = "/img/nav_" + taal + "_verkooppunten_off.gif"
img_loc[13] = "/img/nav_" + taal + "_verkooppunten_over.gif"
img_loc[14] = "/img/nav_" + taal + "_verkooppunten_on.gif"
img_loc[15] = "/img/nav_" + taal + "_pers_off.gif"
img_loc[16] = "/img/nav_" + taal + "_pers_over.gif"
img_loc[17] = "/img/nav_" + taal + "_pers_on.gif"
img_loc[18] = "/img/nav_" + taal + "_contact_off.gif"
img_loc[19] = "/img/nav_" + taal + "_contact_over.gif"
img_loc[20] = "/img/nav_" + taal + "_contact_on.gif"
img_loc[21] = "/img/nav_" + taal + "_disclaimer_off.gif"
img_loc[22] = "/img/nav_" + taal + "_disclaimer_over.gif"
img_loc[23] = "/img/nav_" + taal + "_disclaimer_on.gif"

// aanpassen voor highlight
img_name = new Array();
img_name[0] = "home";
img_name[1] = "overbasil";
img_name[2] = "assortiment";
img_name[3] = "nieuws";
img_name[4] = "verkoopadressen";
img_name[5] = "pers";
img_name[6] = "contact";
img_name[7] = "disclaimer";

img = new Array()
for (var i = 0; i < img_loc.length; i++){
       img[i] = new Image()
       img[i].src = img_loc[i]
       }
}       
 
function swap(imgname,imgnum) {   
  if (roll =='true' && picked_name != imgname) 
  {
    	document.images[imgname].src= img[imgnum].src;
  }  	
}
function verzenden() {
	if(document.forms.EmailForm.contactpersoon.value=='') {
		alert("Alle verplichte velden invullen aub.");
		document.forms.EmailForm.contactpersoon.focus();
	} else if(document.forms.EmailForm.adres.value=='') {
		alert("Alle verplichte velden invullen aub.");
		document.forms.EmailForm.adres.focus();
	} else if(document.forms.EmailForm.postcode.value=='') {
		alert("Alle verplichte velden invullen aub.");
		document.forms.EmailForm.postcode.focus();
	} else if(document.forms.EmailForm.plaats.value=='') {
		alert("Alle verplichte velden invullen aub.");
		document.forms.EmailForm.plaats.focus();
	} else if(document.forms.EmailForm.land.value=='') {
		alert("Alle verplichte velden invullen aub.");
		document.forms.EmailForm.land.focus();
	} else if(document.forms.EmailForm.telefoon.value=='') {
		alert("Alle verplichte velden invullen aub.");
		document.forms.EmailForm.telefoon.focus();
	} else if(document.forms.EmailForm.email.value=='') {
		alert("Alle verplichte velden invullen aub.");
		document.forms.EmailForm.email.focus();
	} else if(document.forms.EmailForm.opmerkingen.value=='') {
		alert("Alle verplichte velden invullen aub.");
		document.forms.EmailForm.opmerkingen.focus();
	} else {
		document.forms.EmailForm.submit();
	}
}