A=new Image();
A.src="sho_button1.gif";
B=new Image();
B.src="sho_button2.gif";
    function a(){document["naags"].src=B.src;}
    function b(){document["naags"].src=A.src;}

C=new Image();
C.src="diagnostic_button1.gif";
D=new Image();
D.src="diagnostic_button2.gif";
    function c(){document["naags1"].src=D.src;}
    function d(){document["naags1"].src=C.src;}

E=new Image();
E.src="polyclinic_button1.gif";
F=new Image();
F.src="polyclinic_button2.gif";
    function e(){document["naags2"].src=F.src;}
    function f(){document["naags2"].src=E.src;}

G=new Image();
G.src="diabetic_button1.gif";
H=new Image();
H.src="diabetic_button2.gif";
    function g(){document["naags3"].src=H.src;}
    function h(){document["naags3"].src=G.src;}

K=new Image();
K.src="vaccination_button1.gif";
L=new Image();
L.src="vaccination_button2.gif";
    function k(){document["naags4"].src=L.src;}
    function l(){document["naags4"].src=K.src;}

M=new Image();
M.src="hiv_button1.gif";
N=new Image();
N.src="hiv_button2.gif";
    function m(){document["naags5"].src=N.src;}
    function n(){document["naags5"].src=M.src;}

O=new Image();
O.src="thyrocare_button1.gif";
P=new Image();
P.src="thyrocare_button2.gif";
    function o(){document["naags6"].src=P.src;}
    function p(){document["naags6"].src=O.src;}

Q=new Image();
Q.src="institute_button1.gif";
R=new Image();
R.src="institute_button2.gif";
    function q(){document["naags7"].src=R.src;}
    function r(){document["naags7"].src=Q.src;}
S=new Image();
S.src="healthhelp_button1.gif";
T=new Image();
T.src="healthhelp_button2.gif";
    function s(){document["naags8"].src=T.src;}
    function t(){document["naags8"].src=S.src;}

U=new Image();
U.src="publication_button1.gif";
V=new Image();
V.src="publication_button2.gif";
    function u(){document["naags9"].src=V.src;}
    function v(){document["naags9"].src=U.src;}