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<html> 
<body> 
Click in any cell to view the cellIndex value. 
<table id="myTable" cols="3"> 
    <tr> 
       <th id="th1" onclick="function1(this);">Header 1</th> 
       <th id="th2" onclick="function1(this);">Header 2</th> 
       <th id="th3" onclick="function1(this);">Header 3</th> 
    </tr> 
    <tr> 
       <td id="td1" onclick="function1(this);">Cell 1</td> 
       <td id="td2" onclick="function1(this);">Cell 2</td> 
       <td id="td3" onclick="function1(this);">Cell 3</td> 
    </tr> 
</table> 
<br> 
<button onclick="alert(myTable.cellPadding);">Cell Padding</button> 
<button onclick="alert(myTable.cellSpacing);">Cell Spacing</button> 
<button onclick="alert(myTable.cols);">cols</button> 
<script language="JavaScript"> 
    function function1(elem) { 
        alert("Cell Index :"+ elem.cellIndex); 
    } 
</script> 
</body> 
</html> 
 
     
       
         
   
    
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