var nowactive='';
var old='';
function active(im){
	old = nowactive;
	nowactive = im;
	document[im].src = 'img/' + im + '_selected.gif';
}
function flipoff(im){
	if (nowactive!=im){
		document[im].src = 'img/' + im + '.gif';
	}
}
function flipon(im){
	document[im].src = 'img/' + im + '_selected.gif';
}

var myimg=new Array();
function preloadimg(){
	for (i=0;i<preloadimg.arguments.length;i++){
		myimg[i]=new Image();
		myimg[i].src=preloadimg.arguments[i];
	}
}
preloadimg("img/home_selected.gif", "img/wij_selected.gif", "img/producten_selected.gif", "img/downloads_selected", "img/contact_selected");

//niet kunnen selecteren

//form tags to omit:
var omitformtags=["input", "textarea", "select"]

function disableselect(e){
for (i = 0; i < omitformtags.length; i++)
if (omitformtags[i]==(e.target.tagName.toLowerCase()))
return;
return false
}

function reEnable(){
return true
}

function noSelect(page){
if (page) {
	active(page);
}
if (typeof document.onselectstart!="undefined"){
document.onselectstart=new Function ("return false")
if (document.getElementsByTagName){
tags=document.getElementsByTagName('*')
for (j = 0; j < tags.length; j++){
for (i = 0; i < omitformtags.length; i++)
if (tags[j].tagName.toLowerCase()==omitformtags[i]){
tags[j].onselectstart=function(){
document.onselectstart=new Function ('return true')
}
if (tags[j].onmouseup!==null){
var mUp=tags[j].onmouseup.toString()
mUp='document.onselectstart=new Function (\'return false\');\n'+mUp.substr(mUp.indexOf('{')+2,mUp.lastIndexOf('}')-mUp.indexOf('{')-3);
tags[j].onmouseup=new Function(mUp);
}
else{
tags[j].onmouseup=function(){
document.onselectstart=new Function ('return false')
}
}
}
}
}
}
else{
document.onmousedown=disableselect
document.onmouseup=reEnable
}
}

window.onload=noSelect;


//disable rechtermuisknop
function clickIE() {if (document.all) {(message);return false;}}
function clickNS(e) {if 
(document.layers||(document.getElementById&&!document.all)) {
if (e.which==2||e.which==3) {(message);return false;}}}
if (document.layers) 
{document.captureEvents(Event.MOUSEDOWN);document.onmousedown=clickNS;}
else{document.onmouseup=clickNS;document.oncontextmenu=clickIE;}

document.oncontextmenu=new Function("return false")

//really not important (the first two should be small for Opera's sake)
PositionX = 20;
PositionY = 20;
defaultWidth  = 530;
defaultHeight = 350;

//kinda important
var AutoClose = true;

//don't touch
function popImage(imageURL,imageTitle){
  var imgWin = window.open('','_blank','scrollbars=no,resizable=0,width='+defaultWidth+',height='+defaultHeight+',left='+PositionX+',top='+PositionY);
  if( !imgWin ) { return true; } //popup blockers should not cause errors
  imgWin.document.write('<html><head><title>'+imageTitle+'<\/title><script type="text\/javascript">\n'+
    'function resizeWinTo() {\n'+
    'if( !document.images.length ) { document.images[0] = document.layers[0].images[0]; }'+
    'var oH = document.images[0].height, oW = document.images[0].width;\n'+
    'if( !oH || window.doneAlready ) { return; }\n'+ //in case images are disabled
    'window.doneAlready = true;\n'+ //for Safari and Opera
    'var x = window; x.resizeTo( oW , oH  );\n'+
    'var myW = 0, myH = 0, d = x.document.documentElement, b = x.document.body;\n'+
    'if( x.innerWidth ) { myW = x.innerWidth; myH = x.innerHeight; }\n'+
    'else if( d && d.clientWidth ) { myW = d.clientWidth; myH = d.clientHeight; }\n'+
    'else if( b && b.clientWidth ) { myW = b.clientWidth; myH = b.clientHeight; }\n'+
    'if( window.opera && !document.childNodes ) { myW += 16; }\n'+
    'x.resizeTo( oW = oW + ( ( oW  ) - myW ), oH = oH + ( (oH  ) - myH ) );\n'+
    'var scW = screen.availWidth ? screen.availWidth : screen.width;\n'+
    'var scH = screen.availHeight ? screen.availHeight : screen.height;\n'+
    '}\n'+
    '<\/script>'+
    '<\/head><body onload="resizeWinTo();"'+(AutoClose?' onblur="self.close();"':'')+'>'+
    (document.layers?('<layer left="0" top="0">'):('<div style="position:absolute;left:0px;top:0px;display:table;">'))+
    '<img src='+imageURL+' alt="Loading image ..." title="" onload="resizeWinTo();">'+
    (document.layers?'<\/layer>':'<\/div>')+'<\/body><\/html>');
  imgWin.document.close();
  if( imgWin.focus ) { imgWin.focus(); }
 // return false;
}