page lay out and record type option are not showing

page lay out and record type option are not showing any coustamize objects in my profile

here showing only edit there is no option for creating new page layout  and am not showing record type option?

plllzzz guide  meee

Thanks........... for alll

hi am using developer edition i create some objcet

but now i have to craete page layout to that objcet but now i clcik on page layout but on tht "NEW" option is not visable to me

plz can any one knw replay me

Thanks