[B1] fireEvent "click" when the enter key is pressed

[MrSparks]

Hi,

Would would be the EXTJS 4 equivalent of the following?

keys: [{ key: [10, 13], fn: function() {
	var sbt001 = Ext.getCmp('mybutton'); 
	sbt001.focus();
	sbt001.fireEvent("click", sbt001);
	}
}]

Many Thanks
MrSparks