// JavaScript Document
var xmlHttp;

function GetXmlHttpObject()
{
	var xmlHttp = null;
	try
	{
		xmlHttp = new XMLHttpRequest();
	}
	catch (e)
	{
		try
		{
			xmlHttp = new ActiveXObject("Msxml2.XMLHTTP");
		}
		catch (e)
		{
			xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
		}
	}
	return xmlHttp;
}


function getContent(page, type)
{
	var content = document.getElementById("top_content");
		
	if (page.length == 0 || type.length == 0)
	{ 
		if (content)
		{
			content.innerHTML = '';	
		}
		return;
	}
	xmlHttp = GetXmlHttpObject();
	
	if (xmlHttp == null)
	{
		alert ("Uw browser ondersteund geen AJAX!");
		return;
	} 
	
	var url	= "/inc/getcontent.php";
		url = url + "?page="+page;
		url = url + "&type="+type;
		url = url + "&sid="+Math.random();
	
	xmlHttp.onreadystatechange = changeContent;
	xmlHttp.open("GET", url, true);
	xmlHttp.send(null);
	
}

function changeContent() 
{ 	
	var content = document.getElementById("top_content");
	
	if (xmlHttp.readyState==4)
	{ 
		if (content)
		{
			content.innerHTML = xmlHttp.responseText;	
		}
		return;
	}
}


function init(active_button) {
	P7_Uberlink('p7uberlink','submenu');
	if (active_button != ''){
	ob=document.getElementById(active_button);
	if(ob){
	var raw_source = ob.src;
	var source = raw_source.substring(0, raw_source.indexOf('_f2.png'));
	ob.src = source+'.png';
}}}

function P7_Uberlink(cl,d){
	var i,ob,tA,tI,h=document.location.href;
	if(document.getElementById){
	ob=(d)?document.getElementById(d):document;
	if(ob){
	tA=ob.getElementsByTagName('A');
	for(i=0;i<tA.length;i++){
	if(tA[i].href==h){
	tI = tA[i].getElementsByTagName('IMG');
	if (tI[0]) {
	var raw_source = tI[0].src;
	var source = raw_source.substring(0, raw_source.indexOf('.png'));
	tI[0].src = source+'_f2.png';
}}}}}}

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_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_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];}
}