<%
hand_pd="chen_sun"
asc_hand_pd=""
new_hand_pd=""
for i=1 to len(hand_pd)
asc_hand_pd=asc_hand_pd&(chr(asc(mid(hand_pd,i,1))+1))
next
response.write asc_hand_pd
for i=1 to len(asc_hand_pd)
new_hand_pd=new_hand_pd&(chr(asc(mid(asc_hand_pd,i,1))-1))
next
response.write "<br>"&new_hand_pd
%>