CONSOLIDATED STATEMENT OF INCOME (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
INTEREST AND DIVIDEND INCOME:
Loans, including fees	$ 6,768	$ 6,314
Investment securities:
Taxable	1,443	1,474
Tax-exempt	1,267	1,405
Dividend and other interest income	62	92
TOTAL INTEREST AND DIVIDEND INCOME	9,540	9,285
INTEREST EXPENSE:
Deposits	791	961
Short-term borrowings	25	34
Long-term borrowings, FHLB	519	620
TOTAL INTEREST EXPENSE	1,335	1,615
NET INTEREST INCOME	8,205	7,670
PROVISION FOR LOAN LOSSES	500	600
NET INTEREST INCOME AFTER PROVISION FOR LOAN LOSSES	7,705	7,070
NON-INTEREST INCOME:
Service charges	442	447
Securities gains, net	986	589
Bank-owned life insurance	138	268
Gain on sale of loans	351	183
Insurance commissions	264	442
Brokerage commissions	248	212
Other	304	622
TOTAL NON-INTEREST INCOME	2,733	2,763
NON-INTEREST EXPENSE:
Salaries and employee benefits	3,068	3,017
Occupancy	351	328
Furniture and equipment	408	346
Pennsylvania shares tax	184	169
Amortization of investment in limited partnerships	165	165
Federal Deposit Insurance Corporation deposit insurance	129	123
Other	1,546	1,316
TOTAL NON-INTEREST EXPENSE	5,851	5,464
INCOME BEFORE INCOME TAX PROVISION	4,587	4,369
INCOME TAX PROVISION	903	680
NET INCOME	$ 3,684	$ 3,689
EARNINGS PER SHARE - BASIC (in dollars per share)	$ 0.96	$ 0.96
EARNINGS PER SHARE - DILUTED (in dollars per share)	$ 0.96	$ 0.96
WEIGHTED AVERAGE SHARES OUTSTANDING - BASIC (in shares)	3,838,671	3,837,204
WEIGHTED AVERAGE SHARES OUTSTANDING - DILUTED (in shares)	3,838,671	3,837,204
DIVIDENDS PER SHARE (in dollars per share)	$ 0.72	$ 0.47