/***********************************************

* Switch Menu script- by Martial B of http://getElementById.com/

* Modified by Dynamic Drive for format & NS4/IE4 compatibility

* Visit http://www.dynamicdrive.com/ for full source code

***********************************************/



var persistmenu="yes" //"yes" or "no". Make sure each SPAN content contains an incrementing ID starting at 1 (id="sub1", id="sub2", etc)

var persisttype="sitewide" //enter "sitewide" for menu to persist across site, "local" for this page only


/*

BOB: .submenu{display: none;} toegevoegd in stylesheet.css
<style> mag niet binnen DIV

if (document.getElementById)

{ //DynamicDrive.com change

	document.write('<style type="text/css">\n')

	document.write('.submenu{display: none;}\n')

	document.write('</style>\n')

}
*/


function SwitchMenu(obj)

{

	if(document.getElementById)

	{

		var el = document.getElementById(obj);

		var ar = document.getElementById("masterdiv").getElementsByTagName("span"); //DynamicDrive.com change



		if(el.style.display != "block")

		{ //DynamicDrive.com change

			for (var i=0; i<ar.length; i++)

			{

				if (ar[i].className=="submenu") //DynamicDrive.com change

					ar[i].style.display = "none";

			}



			el.style.display = "block";

		}

		else

		{

			el.style.display = "none";

		}

	}

}



function get_cookie(Name) 

{

	var search = Name + "="

	var returnvalue = "";

	

	if (document.cookie.length > 0) 

	{

		offset = document.cookie.indexOf(search)

		if (offset != -1) 

		{

			offset += search.length

			end = document.cookie.indexOf(";", offset);

			

			if (end == -1) end = document.cookie.length;

				returnvalue=unescape(document.cookie.substring(offset, end))

		}

	}



	return returnvalue;

}



function onloadfunction()

{

	if (persistmenu=="yes")

	{

		var cookiename=(persisttype=="sitewide")? "switchmenu" : window.location.pathname

		var cookievalue=get_cookie(cookiename)

		

		if (cookievalue!="")

			document.getElementById(cookievalue).style.display="block"

	}

}



function savemenustate()

{

	var inc=1, blockid=""

	while (document.getElementById("sub"+inc))

	{

		if (document.getElementById("sub"+inc).style.display=="block")

		{

			blockid="sub"+inc

			break

		}

		

		inc++

	}

	

	var cookiename=(persisttype=="sitewide")? "switchmenu" : window.location.pathname

	var cookievalue=(persisttype=="sitewide")? blockid+";path=/" : blockid

	document.cookie=cookiename+"="+cookievalue

}



if (window.addEventListener)

	window.addEventListener("load", onloadfunction, false)

else if (window.attachEvent)

	window.attachEvent("onload", onloadfunction)

else if (document.getElementById)

	window.onload=onloadfunction



if (persistmenu=="yes" && document.getElementById)

	window.onunload=savemenustate



//Contents for menu 1

var menu1=new Array()

menu1[0]='<a href="'+js_refdir+'hoebeginik/tandemvlucht.php" class="nav">Tandemvlucht in Nederland</a>'

menu1[1]='<a href="'+js_refdir+'hoebeginik/tandemvlucht_indebergen.php" class="nav">Tandemvlucht in de Bergen</a>'

menu1[2]='<a href="'+js_refdir+'hoebeginik/groepsarrangement.php" class="nav">Groepsarrangement</a>'

menu1[3]='<a href="'+js_refdir+'hoebeginik/cadeaubonparagliding.php" class="nav">Cadeaubon Paragliding</a>'



//Contents for menu 2, and so on

var menu2=new Array()

menu2[0]='<a href="'+js_refdir+'hoebeginik/introductieweekendparagliding.php" class="nav">Introductieweekend</a>'

menu2[1]='<a href="'+js_refdir+'hoebeginik/basisbergcursus_paragliding.php" class="nav">Basis bergcursus</a>'



//Contents for menu 3

var menu3=new Array()

menu3[0]='<a href="'+js_refdir+'theorieboeken/basic_theorieboek.php" class="nav">Basic theorieboek</a>'

menu3[1]='<a href="'+js_refdir+'theorieboeken/thermiek_theorieboek.php" class="nav">Thermiek theorieboek</a>'



//Contents for menu 4

var menu4=new Array()

menu4[0]='<a href="'+js_refdir+'overige_cursussen/techniek_verbetering.php" class="nav">Techniek verbetering</a>'

menu4[1]='<a href="'+js_refdir+'overige_cursussen/noodparachute_vouwen.php" class="nav">Noodparachute vouwen</a>'

menu4[2]='<a href="'+js_refdir+'overige_cursussen/interne_opleidingen.php" class="nav">Interne opleidingen</a>'


//Contents for menu 5

var menu5=new Array()

menu5[0]='<a href="'+js_refdir+'cursussen/brevet1.php" class="nav">Brevet 1</a>'

menu5[1]='<a href="'+js_refdir+'cursussen/brevet2.php" class="nav">Brevet 2</a>'

menu5[2]='<a href="'+js_refdir+'cursussen/brevet3.php" class="nav">Brevet 3</a>'

//Contents for menu 6

var menu6=new Array()

menu6[0]='<a href="'+js_refdir+'locaties/vogezen.php" class="nav">Vogezen</a>'

menu6[1]='<a href="'+js_refdir+'locaties/fransealpen.php" class="nav">Franse Alpen</a>'

menu6[2]='<a href="'+js_refdir+'locaties/annecy.php" class="nav">Annecy</a>'
//Contents for menu 7

var menu7=new Array()

menu7[0]='<a href="'+js_refdir+'cursussen/berg_ardennencursus.php" class="nav">Ardennen- of Bergcursus</a>'

menu7[1]='<a href="'+js_refdir+'inschrijfformulier.php" class="nav">Basisliercursus</a>'

//Contents for menu 8

var menu8=new Array()

menu8[0]='<a href="'+js_refdir+'overparagliding/brevetten_paragliding.php" class="nav">Overzicht Brevetten</a>'

menu8[1]='<a href="'+js_refdir+'overparagliding/aanvragen_brevetten.php" class="nav">Aanvragen Brevetten</a>'

menu8[2]='<a href="'+js_refdir+'overparagliding/knvvl_theorieexamen.php" class="nav">KNVvL Theorieexamen</a>'

//Contents for menu 9

var menu9=new Array()

menu9[0]='<a href="'+js_refdir+'cursussen/tarieven_liervliegen.php" class="nav">Liervliegen</a>'

menu9[1]='<a href="'+js_refdir+'cursussen/tarieven_bergvliegen.php" class="nav">Bergvliegen</a>'

menu9[2]='<a href="'+js_refdir+'cursussen/tarieven.php" class="nav">Overige tarieven</a>'

//Contents for menu 10

var menu10=new Array()

menu10[0]='<a href="'+js_refdir+'locaties/birbilling.php" class="nav">Bir Billing</a>'

menu10[1]='<a href="'+js_refdir+'locaties/kamshet.php" class="nav">Kamshet</a>'

//Contents for menu 11

var menu11=new Array()

menu11[0]='<a href="'+js_refdir+'locaties/mirleft.php" class="nav">Mirleft</a>'

menu11[1]='<a href="'+js_refdir+'locaties/marrakech.php" class="nav">Marrakech</a>'

//Contents for menu 12

var menu12=new Array()

menu12[0]='<a href="'+js_refdir+'locaties/jura.php" class="nav">Jura</a>'

menu12[1]='<a href="'+js_refdir+'locaties/siv.php" class="nav">SIV training</a>'



var disappeardelay=250 //menu disappear speed onMouseout (in miliseconds)

var horizontaloffset=2 //horizontal offset of menu from default location. (0-5 is a good value)



/////No further editting needed



var ie4=document.all

var ns6=document.getElementById&&!document.all



if (ie4||ns6)

document.write('<div id="dropmenudiv" style="visibility:hidden;width: 160px" onMouseover="clearhidemenu()" onMouseout="dynamichide(event)"></div>')



function getposOffset(what, offsettype){

var totaloffset=(offsettype=="left")? what.offsetLeft : what.offsetTop;

var parentEl=what.offsetParent;

while (parentEl!=null){

totaloffset=(offsettype=="left")? totaloffset+parentEl.offsetLeft : totaloffset+parentEl.offsetTop;

parentEl=parentEl.offsetParent;

}

return totaloffset;

}





function showhide(obj, e, visible, hidden, menuwidth){

if (ie4||ns6)

dropmenuobj.style.left=dropmenuobj.style.top=-500

dropmenuobj.widthobj=dropmenuobj.style

dropmenuobj.widthobj.width=menuwidth

if (e.type=="click" && obj.visibility==hidden || e.type=="mouseover")

obj.visibility=visible

else if (e.type=="click")

obj.visibility=hidden

}



function iecompattest(){

return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body

}



function clearbrowseredge(obj, whichedge){

var edgeoffset=0

if (whichedge=="rightedge"){

var windowedge=ie4 && !window.opera? iecompattest().scrollLeft+iecompattest().clientWidth-15 : window.pageXOffset+window.innerWidth-15

dropmenuobj.contentmeasure=dropmenuobj.offsetWidth

if (windowedge-dropmenuobj.x-obj.offsetWidth < dropmenuobj.contentmeasure)

edgeoffset=dropmenuobj.contentmeasure+obj.offsetWidth

}

else{

var topedge=ie4 && !window.opera? iecompattest().scrollTop : window.pageYOffset

var windowedge=ie4 && !window.opera? iecompattest().scrollTop+iecompattest().clientHeight-15 : window.pageYOffset+window.innerHeight-18

dropmenuobj.contentmeasure=dropmenuobj.offsetHeight

if (windowedge-dropmenuobj.y < dropmenuobj.contentmeasure){ //move menu up?

edgeoffset=dropmenuobj.contentmeasure-obj.offsetHeight

if ((dropmenuobj.y-topedge)<dropmenuobj.contentmeasure) //up no good either? (position at top of viewable window then)

edgeoffset=dropmenuobj.y

}

}

return edgeoffset

}



function populatemenu(what){

if (ie4||ns6)

dropmenuobj.innerHTML=what.join("")

}





function dropdownmenu(obj, e, menucontents, menuwidth){

if (window.event) event.cancelBubble=true

else if (e.stopPropagation) e.stopPropagation()

clearhidemenu()

dropmenuobj=document.getElementById? document.getElementById("dropmenudiv") : dropmenudiv

populatemenu(menucontents)



if (ie4||ns6){

showhide(dropmenuobj.style, e, "visible", "hidden", menuwidth)

dropmenuobj.x=getposOffset(obj, "left")

dropmenuobj.y=getposOffset(obj, "top")

dropmenuobj.style.left=dropmenuobj.x-clearbrowseredge(obj, "rightedge")+obj.offsetWidth+horizontaloffset+"px"

dropmenuobj.style.top=dropmenuobj.y-clearbrowseredge(obj, "bottomedge")+"px"

}



return clickreturnvalue()

}



function clickreturnvalue(){

if (ie4||ns6) return false

else return true

}



function contains_ns6(a, b) {

while (b.parentNode)

if ((b = b.parentNode) == a)

return true;

return false;

}



function dynamichide(e){

if (ie4&&!dropmenuobj.contains(e.toElement))

delayhidemenu()

else if (ns6&&e.currentTarget!= e.relatedTarget&& !contains_ns6(e.currentTarget, e.relatedTarget))

delayhidemenu()

}



function hidemenu(e){

if (typeof dropmenuobj!="undefined"){

if (ie4||ns6)

dropmenuobj.style.visibility="hidden"

}

}



function delayhidemenu(){

if (ie4||ns6)

delayhide=setTimeout("hidemenu()",disappeardelay)

}



function clearhidemenu(){

if (typeof delayhide!="undefined")

clearTimeout(delayhide)

}