<s>
Adobe	B-Operating_System
BrowserLab	I-Operating_System
was	O
a	O
service	O
that	O
enabled	O
cross-browser	O
testing	O
by	O
producing	O
screenshots	B-Application
of	O
websites	O
from	O
various	O
web	B-Application
browsers	I-Application
across	O
different	O
platforms	O
(	O
Windows	B-Application
and	O
OS	B-Operating_System
X	I-Operating_System
are	O
currently	O
supported	O
)	O
.	O
</s>
<s>
Screenshots	B-Application
could	O
be	O
compared	O
side-by-side	O
or	O
overlaid	O
upon	O
one	O
another	O
,	O
with	O
diagnostic	O
tools	O
to	O
help	O
discover	O
cross-browser	O
differences	O
.	O
</s>
<s>
The	O
service	O
could	O
access	O
dynamic	O
pages	O
across	O
the	O
web	O
,	O
or	O
local	O
content	O
via	O
Firebug	B-Operating_System
or	O
Adobe	B-Language
Dreamweaver	I-Language
CS5	I-Language
.	O
</s>
<s>
The	O
extension	O
allowed	O
Firebug	B-Operating_System
users	O
to	O
preview	O
their	O
page	O
(	O
live	O
URL	O
,	O
or	O
local	O
edited	O
source	O
)	O
in	O
BrowserLab	O
.	O
</s>
<s>
The	O
MeerMeer	O
SaaS	O
application	O
and	O
patent	O
was	O
sold	O
to	O
Adobe	O
Systems	O
,	O
Inc	O
.	O
in	O
December	O
2007	O
and	O
was	O
released	O
worldwide	O
under	O
the	O
new	O
name	O
,	O
Adobe	B-Operating_System
BrowserLab	I-Operating_System
.	O
</s>
