I have 3 sumbit buttons in myform and i need different 3 actions based on which buttton it clicked. so i need to write javascript function to do the same. how i can get to know in javascript which button is clicked.

Javascript:

```
<script type="text/javascript" language="javascript">
function submitform(){
    //do something
}

```

HTML: 

```
form name="myform" method="get,post" onsubmit="return submitform();"
input type="submit" name="submit" value="Home"
input type="submit" name="submit" value="Reschedule"
input type="submit" name="submit" value="Cancel"

```

Any help will be appreciated