table {
    border: 1px solid black;

}

table td {
	border: 1px solid black;
	padding: 3px
}

table th {
	border: 1px solid black;
	padding: 3px
}            
        

            
               var body= document.getElementsByTagName("body")[0];
var table= document.createElement("table");
table.innerHTML='';
body.appendChild(table);
var tbody= document.createElement("tbody");
table.appendChild(tbody);
 
 
for(p=0;p<=10;p++){
var tr = document.createElement("tr");
    tr.className="trclass";
    tr.id="tr"+p;    
    tbody.appendChild(tr);
   for(g=0;g<=4;g++){
      var td = document.createElement("td");
      td.className="tdclass";
      td.id='td'+g;
      var min = 1;
      var max = 50;
      var x = Math.round(Math.random() * (max - min)) + min;
      td.innerHTML=x;
      tr.appendChild(td);
   } 
}