Mise freisin (it must be Tom Paxton interfearing) - anyway I hope this might be useful -
In Lebor Ogaim
http://en.wikipedia.org/wiki/In_Lebor_Ogaim - and there's also Auraceipt na n-Éces
(if I very slyly slipped a grammar in to go with it, would do you think Wombat would notice?)
The problem with ogham (as my ould grandfather never used to say) is that you're always between a rock and a hard place, and there's a stone in your hand.

Is your encoding for the page set to UTF-8? I am pretty sure ogham is part of the unicode set, not a separate font.

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Múinteoir Gaeilge - Irish Teacher
My "specialty" is Connemara Irish, particularly Cois Fhairrge dialect, but I can also speak Ulster and Munster Irish with native-level pronunciation.
Is fearr Gaeilge ḃriste ná Béarla cliste, cinnte, aċ i ḃfad níos fearr aríst í Gaeilge ḃinn ḃeo na nGaeltaċtaí.
Gaeilge Chonnacht (GC), go háraid Gaeilge Chois Fhairrge (GCF), Gaeilic Uladh (GU), Gaelainn na Mumhan (GM), agus Gaeilge an Chaighdeáin Oifigiúil (CO).