// Include Mandrill class
    require('../Mandrill.php');
    
    // The API key can be set in a number of ways, and once it is set it reamins
    // set for subsiquent calls. Here are a few methods of setting the API key.
    Mandrill::setKey('mykey');
    Mandrill::setApiKey('mykey');
    
    // Setting the API key via cosntant
    define('MANDRILL_API_KEY','mykey');
    
    // As a special case, calling setApiKey without an argument sets the api key 
    // in the class to null.
    Mandrill::setApiKey();
    
    // Call Mandrill API's users.info call
    // The docs for this call can be found at http://mandrillapp.com/api/docs/users.html#method=info
    // Also note that the api key can be set and reset with each call request so
    // the following two queries will work.
    Mandrill::call(array('key'=>'mykey', 'type'=>'users', 'call'=>'info'));
    Mandrill::call(array('type'=>'users', 'call'=>'info'));
    
    // The associative array sent is validated against an internal static list of
    // valid Mandrill queries and an exception is raised if an invalid query is specified.
    // For example, the following will produce an error.
    Mandrill::call(array('type'=>'bad_users', 'call'=>'ping'));
    
    // getApiCalls() returns an associative array of valid API queries broken down by
    // call type, ie. users
    Mandrill::getApiCalls();
    
    // For a list of valid calls please visit http://mandrillapp.com/api/docs/index.html
    
    // Setting verbosity to true prints some extra debuggin lines, like the exact 
    // URL and arguments sent to the Mandrill service
    Mandrill::toggleVerbose();
    Mandrill::setVerbose(true);
    
    // getLastError returns the verification error string produced by the last ::call()
    // This is mostly used to produce the verification exception message but it may be
    // useful to you.
    Mandrill::getLastError();