无法在Windows 7中安装Ant Apache

Question

您好我正在尝试在Windows 7中配置Ant插件，但我在检查时失败了。

C:\Users\raja>echo %ANT_HOME%
C:\apache-ant-1.9.3-bin\apache-ant-1.9.3\bin

C:\Users\raja>ant -version
'ant' is not recognized as an internal or external command,
operable program or batch file.

C:\Users\raja>

编辑：

C:\Users\raja>echo %path%
C:\Program Files (x86)\PHP\;C:\Windows\system32;C:\Windows;C:\Windows\System32\W
bem;C:\Windows\System32\WindowsPowerShell\v1.0\;C:\Program Files\TortoiseSVN\bin
;C:\Program Files (x86)\MySQL\MySQL Utilities 1.3.6\;c:\Program Files (x86)\Micr
osoft SQL Server\90\Tools\binn\;C:\Program Files\Microsoft\Web Platform Installe
r\;C:\Program Files (x86)\VisualSVN Server\bin;C:\Program Files\Java\jdk1.7.0_51
\bin;C:\GNUstep\bin;C:\GNUstep\GNUstep\System\Tools