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Today's support question is regarding javascript.

QUESTION: how do i put a copyright symbol in a an alert message using javascript:

ANSWER: you can use the following code as an example:
alert(unescape("Copyright " + "%A9") + " By Webune.com");


there is table you can use as reference:
ASCII CharacterURL-encoding
space%20
!%21
"%22
#%23
$%24
%%25
&%26
'%27
(%28
)%29
*%2A
+%2B
,%2C
-%2D
.%2E
/%2F
0%30
1%31
2%32
3%33
4%34
5%35
6%36
7%37
8%38
9%39
:%3A
;%3B
<%3C
=%3D
>%3E
?%3F
@%40
A%41
B%42
C%43
D%44
E%45
F%46
G%47
H%48
I%49
J%4A
K%4B
L%4C
M%4D
N%4E
O%4F
P%50
Q%51
R%52
S%53
T%54
U%55
V%56
W%57
X%58
Y%59
Z%5A
[%5B
\%5C
]%5D
^%5E
_%5F
`%60
a%61
b%62
c%63
d%64
e%65
f%66
g%67
h%68
i%69
j%6A
k%6B
l%6C
m%6D
n%6E
o%6F
p%70
q%71
r%72
s%73
t%74
u%75
v%76
w%77
x%78
y%79
z%7A
{%7B
|%7C
}%7D
~%7E
 %7F
€%80
 %81
‚%82
Æ’%83
„%84
…%85
†%86
‡%87
ˆ%88
‰%89
Å %8A
‹%8B
Å’%8C
 %8D
Ž%8E
 %8F
 %90
‘%91
’%92
“%93
”%94
•%95
–%96
—%97
˜%98
â„¢%99
Å¡%9A
›%9B
Å“%9C
 %9D
ž%9E
Ÿ%9F
 %A0
¡%A1
¢%A2
£%A3
 %A4
Â¥%A5
|%A6
§%A7
¨%A8
©%A9
ª%AA
«%AB
¬%AC
¯%AD
®%AE
¯%AF
°%B0
±%B1
²%B2
³%B3
´%B4
µ%B5
¶%B6
·%B7
¸%B8
¹%B9
º%BA
»%BB
¼%BC
½%BD
¾%BE
¿%BF
À%C0
Á%C1
Â%C2
Ã%C3
Ä%C4
Ã…%C5
Æ%C6
Ç%C7
È%C8
É%C9
Ê%CA
Ë%CB
Ì%CC
Í%CD
ÃŽ%CE
Ï%CF
Ð%D0
Ñ%D1
Ã’%D2
Ó%D3
Ô%D4
Õ%D5
Ö%D6
 %D7
Ø%D8
Ù%D9
Ú%DA
Û%DB
Ü%DC
Ý%DD
Þ%DE
ß%DF
à%E0
á%E1
â%E2
ã%E3
ä%E4
Ã¥%E5
æ%E6
ç%E7
è%E8
é%E9
ê%EA
ë%EB
ì%EC
í%ED
î%EE
ï%EF
ð%F0
ñ%F1
ò%F2
ó%F3
ô%F4
õ%F5
ö%F6
÷%F7
ø%F8
ù%F9
ú%FA
û%FB
ü%FC
ý%FD
þ%FE
ÿ%FF
ASCII CharacterDescriptionURL-encoding
NULnull character%00
SOHstart of header%01
STXstart of text%02
ETXend of text%03
EOTend of transmission%04
ENQenquiry%05
ACKacknowledge%06
BELbell (ring)%07
BSbackspace%08
HThorizontal tab%09
LFline feed%0A
VTvertical tab%0B
FFform feed%0C
CRcarriage return%0D
SOshift out%0E
SIshift in%0F
DLEdata link escape%10
DC1device control 1%11
DC2device control 2%12
DC3device control 3%13
DC4device control 4%14
NAKnegative acknowledge%15
SYNsynchronize%16
ETBend transmission block%17
CANcancel%18
EMend of medium%19
SUBsubstitute%1A
ESCescape%1B
FSfile separator%1C
GSgroup separator%1D
RSrecord separator%1E
USunit separator%1F