appvar1=2_2010/7/30
appvar2=17_5_2010/7/30_21
application(appvar1)=8
application(appvar2)=
step1
step2
oappvar=17_5_2010/7/30_20
application(oappvar)=
step2
oappvar=17_5_2010/7/30_19
application(oappvar)=