Could any one please help me !! (DNS managing)?

hi i got a blog from blogger,then i decided to buy a domain for this blog... i buy it from yahoo and i read the instructions for yahoo small business ( written in blogger) but in this instruction something is missing, because yahoo require a İP adress for a record if i leave empty here, my site, without www ... show more hi i got a blog from blogger,then i decided to buy a domain for this blog...
i buy it from yahoo and i read the instructions for yahoo small business ( written in blogger)
but in this instruction something is missing, because yahoo require a İP adress for a record
if i leave empty here, my site, without www doesn't appear
Could any one please help me ?
(my site contains weebly lessons for begginers)

instructions https://support.google.com/blogger/answer/58317?hl=en#yahoo
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