URL特殊字符的处理

参考下面的内容

http://www.december.com/html/spec/esccodes.html

http://dev.firnow.com/course/3_program/java/javajs/2008126/152984.html

Character	Escape Code
SPACE	%20
<	%3C
>	%3E
#	%23
%	%25
{	%7B
}	%7D
|	%7C
/	%5C
^	%5E
~	%7E

Character	Escape Code
[	%5B
]	%5D
`	%60
;	%3B
/	%2F
?	%3F
:	%3A
@	%40
=	%3D
&	%26
$	%24