window.addEventListener("load",init,"false");
function init(){
    var tabel = ["appel", "peer", "banaan"];
    var extra = ["citroen", "sinaasappel"];
    for(var i = 0; i < extra.length; i++){
        tabel.push(extra[i]);
    }
    var result = "";
    for(var j = 0; j < tabel.length; i++){
        result += tabel[i] + " ";
    }
    alert(result);
}