/* ========================
	External links function
======================== */
function externalLinks() { 
	if (!document.getElementsByTagName) return;
	var anchors = document.getElementsByTagName("a");
	
   for (var i=0; i<anchors.length; i++) {
   	var anchor = anchors[i]; 
   	if (anchor.getAttribute("href") && anchor.getAttribute("rel") == "external")
      	anchor.target = "_blank";  	
 	}
} 
window.onload = externalLinks;


/* Omgekeerd zoeken */
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_showHideLayers() { //v6.0
	var i, p, v, obj, args = MM_showHideLayers.arguments;
   for (i=0; i<(args.length-2); i+=3) {
		if ( (obj=MM_findObj(args[i])) != null) {
      	v = args[i+2];
         if (obj.style) {
         	obj = obj.style; v=(v=='show') ? 'visible' : (v=='hide') ? 'hidden' : v; 
         }
         obj.visibility=v; 
      }
   }
}