function loadPage(page) {
        if (typeof window.ActiveXObject != 'undefined' ) {
          xmlDoc = new ActiveXObject("Microsoft.XMLHTTP");
          xmlDoc.onreadystatechange = process ;
        }
        else {
          xmlDoc = new XMLHttpRequest();
          xmlDoc.onload = process ;
        }
        xmlDoc.open( "GET", page, true );
        xmlDoc.send( null );
      }
      
      function crossref() {
        if (Math.random()<0.3) 
           loadPage("http://www.campingtop100.nl/in.php?id=ocapelle");
        if (Math.random()<0.3)
           loadPage("http://www.topsiteguide.com/TopSalida.asp?account=33413");
      }