/*browser functie*/
function bepaalBrowser() {
			browser="";
		    if(document.layers)
		    	browser="NN4";
		    if(document.all)
		    	browser="IE"
		    if(!document.all && document.getElementById)
		        browser="NN6";
			return(browser);	
		}
    

/*********************************************************************************************************/
/*image functies*/
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_swapImgRestore() { //v3.0
		  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
		}
		
function MM_findObj(n, d) { //v3.0
		  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); return x;
		}
		
function MM_swapImage() { //v3.0
		  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
		   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
		}
    
    
    
/*******************************************************************************************************/
/*print functie*/    
function printPage()
		  {
		     window.document.forms['frm_print'].elements['fld_print'].value = document.all['td_text'].innerHTML;
		     window.document.forms['frm_print'].submit();
		     return;
		  }
      
      
/**********************************************************************************************************/
/*tonen en hiden van layers functie*/
function MM_showHideLayers() { //v2.0
   var i, visStr, args, theObj;
  args = MM_showHideLayers.arguments;
   browser=bepaalBrowser();
   for (i=0; i<(args.length-1); i+=2) { //with arg doubles (layerName,visStr)
     visStr   = args[i+1];
     if (browser=="NN4"){
  	theObj = eval('document.'+args[i]);
  	if (theObj)
  		theObj.visibility = visStr;
     }
     if (browser=="IE"){
  	theObj = eval('document.all.'+args[i]);
  	if (theObj)
  		theObj.style.visibility = visStr;
     }
     if (browser=="NN6"){
  	theObj = eval('document.getElementById("'+args[i]+'")');
  	if (theObj)
  		theObj.style.visibility = visStr;
     }
   }
  }
  
  
/***********************************************************************************************/
/* elementen zoeken in een pagina*/  
function getElt() {
  if (document.all) { // IE4+
    var elt = eval('document.all[\'' + getElt.arguments[getElt.arguments.length - 1] + '\']');
    if (elt.length) {
      return elt[0];
    } else {
      return elt;
    }
  } else if (document.layers) { //NS4
    var currentLayer = document.layers[getElt.arguments[0]];

    for (var i = 1; i < getElt.arguments.length && currentLayer; i++) {
       currentLayer = currentLayer.document.layers[getElt.arguments[i]];
    }

    return currentLayer;
  } else if (document.getElementById) { // NS6
    return document.getElementById(getElt.arguments[getElt.arguments.length - 1]);
  }
}

/**********************************************************************************************/
/* vergroten van het lettertype */
		var
		sizes     = new Array('xx-small', 'x-small', 'small', 'medium', 'large'), 
		startSize = 2;
		function textSize( inc ) {
			var size  = startSize += inc;
			if ( size < 1 ) 
				size = 1;
			if ( size > 5 ) 
				size = 5;
				startSize = size;
				//document.body.style.fontSize = sizes[size - 1];
				getElt("td_text").style.fontSize = sizes[size - 1];
		}

/**********************************************************************************************/    
 /* MENU */
var menuwidth='130px' //default menu width
var menubgcolor='#F2E8DF'  //menu bgcolor
var disappeardelay=0  //menu disappear speed onMouseout (in miliseconds)
var hidemenu_onclick="yes" //hide menu when user clicks within menu?

/////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:'+menuwidth+';background-color:'+menubgcolor+'" 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
if (menuwidth!=""){
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 < dropmenuobj.contentmeasure)
edgeoffset=dropmenuobj.contentmeasure-obj.offsetWidth
}
else{
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)
edgeoffset=dropmenuobj.contentmeasure+obj.offsetHeight
}
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")+2+"px"
dropmenuobj.style.top=dropmenuobj.y-clearbrowseredge(obj, "bottomedge")+obj.offsetHeight - 1 +"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){
MM_swapImgRestore(0)
if (typeof dropmenuobj!="undefined"){
if (ie4||ns6)
dropmenuobj.style.visibility="hidden"
}
//cMenu.className='menu_volg_profiel_over';
}

function delayhidemenu(){
if (ie4||ns6)
delayhide=setTimeout("hidemenu()",disappeardelay)
//MM_showHideLayers('flash','visible');
}

function clearhidemenu(){
if (typeof delayhide!="undefined")
clearTimeout(delayhide)
//MM_showHideLayers('flash','hidden');
}

if (hidemenu_onclick=="yes")
document.onclick=hidemenu

/****************************************************************************************************/
/* submit een value uit een selectbox */
 function go1(){
		if (document.Form1.select1.options[document.Form1.select1.selectedIndex].value != "none") {
			location = document.Form1.select1.options[document.Form1.select1.selectedIndex].value
		}
	}
  
/****************************************************************************************************/  
 /* MUIS VOLGER*/
  var isNS4=document.layers?true:false;
var isIE=document.all?true:false;
var isIE6=isIE&&document.getElementById?true:false;
var isIE4=isIE&&!isIE6?true:false;
var isNS6=!isIE6&&document.getElementById?true:false;
var isNS=isNS4||isNS6;


if (isIE4)
{
  topdown.style.height=4;
  down.style.height=4;
}
else if (isNS4)
{
  
  document.topdown.clip.width=1
  document.topdown.clip.height=2
}
else if(isIE6)
{
  
  //document.getElementById("topdown").style.height=4;
  //document.getElementById("down").style.height=4;
}
else if(isNS6)
{
  
  //document.getElementById("topdown").style.height=4;
  //document.getElementById("down").style.height=4;
}

function followMouse_IE()
{  
  topdown.style.pixelTop=document.body.scrollTop;
  down.style.pixelTop=document.body.scrollTop;
  if (event.clientX > (document.body.offsetWidth/2-395) && event.clientX < 776 + (document.body.offsetWidth/2-395))
    {
      topdown.style.pixelLeft=document.body.scrollLeft+event.clientX - (document.body.offsetWidth/2-395);
      down.style.pixelLeft=document.body.scrollLeft+event.clientX - (document.body.offsetWidth/2-395);
    }
   else{
    topdown.style.pixelLeft=document.body.clientWidth-2;
    down.style.pixelLeft=document.body.clientWidth-2;
   }
}

function followMouse_NS4(e)
{
  
  document.topdown.top=pageYOffset;
  document.topdown.left=1;
  document.down.top=pageYOffset;
  document.down.left=1;
}

var NO=false;
function followMouse_NS6(e)
{ 
  x=0; 
  y=0; 
  if (e.pageX > (window.innerWidth/2-395) && e.pageX < 776 + (window.innerWidth/2-395)){
    document.getElementById("topdown").style.top=pageYOffset;
    document.getElementById("topdown").style.left=e.pageX - (window.innerWidth/2-395);
    document.getElementById("down").style.top=pageYOffset;
    document.getElementById("down").style.left=e.pageX - (window.innerWidth/2-395);    
  }

} 

function initCrossHairs()
{
  if(isNS4)
  {
    document.captureEvents(Event.MOUSEMOVE); 
    document.onmousemove=followMouse_NS4; 
  }
  else if(isNS6)
    document.addEventListener("mousemove", followMouse_NS6, true);
  else if(isIE)
    document.onmousemove=followMouse_IE;
}

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