function append(lang) {
var divK = document.createElement('div');
var table1 = document.createElement('table');
 for (var i =  0 ; i<Lang_arr.Russian.length; i++){
     var tr = document.createElement('tr');
    for  (var j =  0 ; j<Lang_arr.Russian[i].length; j++){
            var td = document.createElement('td');
            var btn = document.createElement('button');

	    btn.innerHTML = Lang_arr.Russian[i][j][ 0 ];
	    btn.id = "btn" + i+ j;
	    btn.name =  "btn" + i+ j;
	    td.appendChild(btn);
            tr.appendChild(td);
     }  
     table1.appendChild(tr);
 }
divK.appendChild(table1);
document.getElementById("popup1").innerHTML = divK.innerHTML;
//document.getElementById("btn00").addEventListener('onclick',btnclick,false);
return false;
}


</script>

<div id="popup1">
</div>

<input type="button" value="Добавить" onclick="append()" name="btn1">