function MBAccount() {
		this.isAuthorized = function() {
	        
	        return false;
	            
    	}
    	this.getUsername = function() {
	    	return "";
    	}
    	this.isCustomerService = function() {
	        
	        return false;
	            
    	}
	}
	
	function isCallerAuthorized() {
		var acct = new MBAccount();
		return acct.isAuthorized();
	}