1 Employee = function(name)
 2 {  
 3 
 4    this.name = name;   
 5 
 6    this.addEvents({   
 7 
 8       "fired" : true,   
 9 
10       "quit" : true  
11 
12     });   
13 
14 }   
15 
16 Ext.extend(Employee, Ext.util.Observable,{});

1 var emp = new Employee(‘tom‘);   
2 
3 emp.on(‘quit‘, myHandler1);   
4 
5 emp.on(‘quit‘, myHandler2);  

1 mp.fireEvent(‘quit‘, this);