<s>
TiK	B-Language
is	O
an	O
open	O
source	O
instant	O
messaging	O
client	O
for	O
the	O
AOL	B-Protocol
Instant	I-Protocol
Messenger	I-Protocol
(	O
AIM	O
)	O
system	O
,	O
which	O
uses	O
AOL	O
's	O
TOC	B-Application
protocol	I-Application
.	O
</s>
<s>
It	O
is	O
a	O
GUI	O
client	O
which	O
is	O
written	O
in	O
the	O
Tcl/Tk	B-Application
programming	O
language	O
.	O
</s>
<s>
Reportedly	O
,	O
the	O
"	O
T	O
"	O
and	O
the	O
"	O
K	O
"	O
in	O
TiK	B-Language
's	O
name	O
stands	O
for	O
"	O
Tk	B-Application
"	O
,	O
and	O
the	O
"	O
i	O
"	O
stands	O
for	O
"	O
instant	O
messenger	O
"	O
.	O
</s>
