Get file name from path using Javascript

Using below javascript function you can get file name from path:

function GetFileName()
{
   var fullPath = 'http://kapilgbaheti.blogspot.in/2012/08/get-file-name-from-path.html';
   var filename = fullPath.replace(/^.*[\\\/]/, '');
   alert(filename);
}

You output will be : get-file-name-from-path.html