<s>
Microsoft	B-Application
Script	I-Application
Debugger	I-Application
is	O
relatively	O
minimal	O
debugger	B-Application
for	O
Windows	O
Script	O
Host-supported	O
scripting	O
languages	O
,	O
such	O
as	O
VBScript	B-Application
and	O
JScript	B-Language
.	O
</s>
<s>
Also	O
,	O
Internet	B-Application
Explorer	I-Application
8	I-Application
comes	O
with	O
a	O
different	O
,	O
tightly	O
integrated	O
JScript	B-Language
debugger	B-Application
part	O
of	O
the	O
Internet	B-Application
Explorer	I-Application
Developer	I-Application
Tools	I-Application
.	O
</s>
<s>
According	O
to	O
Microsoft	O
,	O
the	O
Script	O
Debugger	B-Application
provides	O
these	O
traditional	O
debugging	O
features	O
:	O
</s>
<s>
The	O
debugger	B-Application
has	O
several	O
limitations	O
,	O
including	O
the	O
following	O
:	O
</s>
<s>
The	O
line	O
indicator	O
may	O
be	O
incorrect	O
when	O
stepping	O
through	O
inline	O
JScript	B-Language
or	O
debugging	O
a	O
framed	O
document	O
.	O
</s>
<s>
When	O
debugging	O
documents	O
open	O
in	O
Internet	B-Application
Explorer	I-Application
,	O
only	O
one	O
can	O
be	O
debugged	O
at	O
a	O
time	O
.	O
</s>
<s>
Entering	O
a	O
Document.Write	O
command	O
while	O
debugging	O
,	O
or	O
refreshing	O
a	O
document	O
in	O
Internet	B-Application
Explorer	I-Application
while	O
debugging	O
it	O
,	O
can	O
cause	O
hangs	O
or	O
other	O
unexpected	O
behavior	O
.	O
</s>
<s>
Unlike	O
in	O
other	O
debuggers	B-Application
,	O
there	O
is	O
no	O
Watch	O
window	O
for	O
monitoring	O
variables	O
;	O
they	O
must	O
be	O
checked	O
via	O
manual	O
commands	O
.	O
</s>
<s>
Unlike	O
in	O
other	O
debuggers	B-Application
,	O
breakpoints	O
ca	O
n't	O
be	O
set	O
by	O
clicking	O
in	O
the	O
left	O
margin	O
;	O
they	O
must	O
be	O
set	O
via	O
keypress	O
or	O
menu	O
.	O
</s>
<s>
After	O
installation	O
,	O
new	O
options	O
can	O
be	O
found	O
in	O
Internet	B-Application
Explorer	I-Application
's	I-Application
Script	O
Debugger	B-Application
menu	O
,	O
which	O
gets	O
added	O
in	O
the	O
View	O
menu	O
.	O
</s>
