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 + '<sup>' + j + '</sup>'; 		
tr.appendChild(td); 		
} 	
} 	
div.appendChild(table); 
}