js操作table

var  x = document.getElementById('myTable').rows;
     var  y = x[ 0 ].cells;
    y[ 0 ].innerHTML = " NEW CONTENT " ;

  var  x = document.getElementById('myTable').insertRow( 2 );
     var  y = x.insertCell( 0 );
     var  z = x.insertCell( 1 );
    y.innerHTML = " NEW CELL1 " ;
    z.innerHTML = " NEW CELL2 " ;

见www.java2s.com