Function name

funcname.js

<script type="text/javascript">
/* create functions that can report their own names, 
    by looking into the arguments used to invoke them
*/

function FunctionA(){
  var fName = arguments.callee.toString().match(/function ([^\(]+)/)[1]
  alert('Hi, I\'m in a function named '+fName)
}

function FunctionB(){
  alert(arguments.callee.toString().match(/function ([^\(]+)/)[1]);
}

function FunctionC(){
  FunctionA();
  FunctionB();
}
</script>