var cell = 10; var row = 10; function createDOM() { var div = document.getElementById('d'); var table = document.createElement('table'); for(var i = 0; i < row; i++){ var tr = document.createElement('tr'); table.appendChild(tr); for(var j = 0; j < cell; j++){ var td = document.createElement('td'); td.innerHTML = i + '' + j + ''; tr.appendChild(td); } } div.appendChild(table); }