<s>
hAtom	B-General_Concept
is	O
a	O
draft	O
Microformat	B-General_Concept
for	O
marking	O
up	O
(	O
X	O
)	O
HTML	B-Language
,	O
using	O
classes	O
and	O
rel	B-General_Concept
attributes	I-General_Concept
,	O
content	O
on	O
web	O
pages	O
that	O
contain	O
blog	O
entries	O
or	O
similar	O
chronological	O
content	O
.	O
</s>
<s>
These	O
can	O
then	O
be	O
parsed	O
as	O
feeds	O
in	O
Atom	B-Application
,	O
a	O
web	O
syndication	O
standard	O
.	O
</s>
<s>
hAtom	B-General_Concept
is	O
available	O
as	O
version	O
0.1	O
,	O
released	O
28	O
February	O
2006	O
,	O
and	O
is	O
used	O
widely	O
throughout	O
the	O
Web	O
.	O
</s>
<s>
hAtom	B-General_Concept
is	O
also	O
used	O
as	O
the	O
basis	O
for	O
individually	O
subscribable	O
parts	O
of	O
web	O
pages	O
,	O
called	O
Web	B-Application
Slices	I-Application
,	O
which	O
are	O
understood	O
by	O
Internet	O
Explorer	O
8	O
and	O
can	O
be	O
understood	O
by	O
Firefox	O
,	O
using	O
third-party	O
add-ons	O
.	O
</s>
<s>
The	O
annotations	O
indicated	O
via	O
the	O
hAtom	B-General_Concept
tags	O
added	O
to	O
mark-up	O
determine	O
the	O
portions	O
of	O
content	O
obtained	O
via	O
the	O
Web	B-Application
Slice	I-Application
filter	O
.	O
</s>
