<s>
Microsoft	B-Application
Popfly	I-Application
(	O
internally	O
codenamed	O
Springfield	O
)	O
was	O
a	O
Website	O
that	O
allowed	O
users	O
to	O
create	O
web	O
pages	O
,	O
program	O
snippets	O
,	O
and	O
mashups	B-Application
using	O
the	O
Microsoft	B-Application
Silverlight	I-Application
rich	B-Application
web	I-Application
applications	I-Application
runtime	O
and	O
the	O
set	O
of	O
online	O
tools	O
provided	O
.	O
</s>
<s>
The	O
Popfly	B-Application
included	O
four	O
tools	O
based	O
on	O
Silverlight	B-Application
technology	O
,	O
which	O
are	O
described	O
as	O
follows	O
.	O
</s>
<s>
It	O
could	O
be	O
exported	O
to	O
Facebook	B-Application
,	O
or	O
be	O
used	O
as	O
a	O
Windows	O
Live	O
Gadget	O
.	O
</s>
<s>
The	O
Mashup	B-Application
Creator	O
was	O
a	O
tool	O
that	O
let	O
users	O
fit	O
together	O
pre-built	O
blocks	O
in	O
order	O
to	O
mash	O
together	O
different	O
web	O
services	O
and	O
visualization	O
tools	O
.	O
</s>
<s>
An	O
advanced	O
view	O
for	O
blocks	O
allowed	O
users	O
to	O
modify	O
the	O
code	O
of	O
the	O
block	O
in	O
JavaScript	B-Language
,	O
as	O
well	O
as	O
giving	O
users	O
flexibility	O
in	O
designing	O
the	O
programs	O
.	O
</s>
<s>
Additional	O
HTML	B-Language
code	I-Language
could	O
also	O
be	O
added	O
to	O
the	O
mashups	B-Application
.	O
</s>
<s>
A	O
feature	O
similar	O
to	O
IntelliSense	B-Application
,	O
with	O
autocompletion	O
of	O
HTML	B-Language
code	I-Language
,	O
was	O
available	O
as	O
well	O
.	O
</s>
<s>
The	O
Mashup	B-Application
Creator	O
also	O
provided	O
a	O
preview	O
function	O
,	O
with	O
live	O
preview	O
in	O
the	O
background	O
as	O
users	O
link	O
blocks	O
.	O
</s>
<s>
The	O
user	B-Application
interface	I-Application
layout	O
was	O
similar	O
to	O
the	O
ribbon	O
user	B-Application
interface	I-Application
for	O
Office	B-Application
2007	I-Application
.	O
</s>
<s>
Web	O
pages	O
were	O
created	O
without	O
HTML	B-Language
coding	I-Language
,	O
and	O
could	O
be	O
customized	O
by	O
choosing	O
predefined	O
themes	O
,	O
styles	O
,	O
and	O
color	O
schemes	O
.	O
</s>
<s>
Users	O
could	O
embed	O
their	O
shared	O
mashups	B-Application
in	O
the	O
Web	O
page	O
.	O
</s>
<s>
Completed	O
Web	O
pages	O
could	O
also	O
be	O
saved	O
in	O
each	O
user	O
's	O
Popfly	B-Application
space	O
.	O
</s>
<s>
Completed	O
mashups	B-Application
and	O
Web	O
pages	O
were	O
stored	O
on	O
Popfly	B-Application
Space	O
(	O
100	O
MB	O
maximum	O
per	O
user	O
)	O
,	O
where	O
users	O
also	O
received	O
a	O
customizable	O
profile	O
page	O
and	O
other	O
social	O
networking	O
features	O
.	O
</s>
<s>
Popfly	B-Application
allowed	O
users	O
to	O
download	O
mashups	B-Application
as	O
gadgets	O
for	O
Windows	O
Sidebar	O
or	O
embed	O
them	O
into	O
Windows	O
Live	O
Spaces	O
,	O
with	O
some	O
support	O
for	O
other	O
blog	O
service	O
providers	O
.	O
</s>
<s>
Another	O
feature	O
of	O
Popfly	B-Application
Space	O
was	O
the	O
Popfly	B-Application
Explorer	O
plug-in	B-Application
for	O
Visual	B-Application
Studio	I-Application
Express	I-Application
.	O
</s>
<s>
Users	O
could	O
utilize	O
Visual	B-Application
Studio	I-Application
Express	I-Application
(	O
Visual	B-Application
Studio	I-Application
2005	I-Application
Express	I-Application
Editions	O
or	O
higher	O
required	O
)	O
to	O
download	O
the	O
mashups	B-Application
and	O
modify	O
the	O
coding	O
,	O
as	O
well	O
as	O
perform	O
actions	O
such	O
as	O
uploading	O
,	O
sharing	O
,	O
ripping	O
,	O
and	O
rating	O
the	O
mashups	B-Application
.	O
</s>
<s>
On	O
July	O
16	O
,	O
2009	O
,	O
the	O
Popfly	B-Application
team	O
announced	O
that	O
the	O
Popfly	B-Application
service	O
would	O
be	O
discontinued	O
on	O
August	O
24	O
,	O
2009	O
.	O
</s>
<s>
All	O
sites	O
,	O
references	O
,	O
and	O
resources	O
of	O
popfly	B-Application
were	O
taken	O
down	O
,	O
and	O
this	O
product	O
is	O
considered	O
defunct	O
.	O
</s>
