I'm trying to extract the beginning of an HTML string, in a way that returns legal HTML, basically to generate a summary page of blog entries for the index. For an example entry
First a technological update - The code that drives this site is avail
+able for free on <a href="https://github.com/amacks/vatican_mss">GitH
+ub</a>. I've just merged in a rather complex change to create proper
+ shelfmark sorting, fixing things like numbers-stored-as-strings and
+handling roman numerals. Two problems yet unfixed are Fonds <strong>
+P.I.O</strong>, with the middle "I" reading as a roman numeral, and <
+strong>Arch.Cap.S.Pietro</strong> where sub-set "I" is read as roman
+1 and everything gets confused.</p>...
a naive perl substr($_,0,100), returns text ending "free on <a href="htt", which is bad
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