function s=seconds(time)

sec=time-floor(time/100)*100;
min=(time-sec-floor(time/10000)*10000)/100;
hr=(time-sec-100*min-floor(time/1000000)*1000000)/10000;
day=(time-sec-100*min-10000*hr-floor(time/1e8)*1e8)/1000000;
month=floor(time/1e8);

mon_sec=0;
for i=1:month-1
if i==2
mon_sec=mon_sec+28*24*60*60;
elseif i== 4 | 6 | 9 | 11
mon_sec=mon_sec+30*24*60*60;
else
mon_sec=mon_sec+31*24*60*60;
end
end

s=sec+min*60+hr*60*60+(day-1)*24*60*60+mon_sec;