O código do autoexec.bat é este:
Por favor me respondam o mais rápido que puderem, obrigado. 
set JAVA_HOME=C:\Arquivos de programas\Java\jdk1.5.0_02
set CATALINA_HOME=C:\Arquivos de programas\Apache Software Foundation\Tomcat 5.5
set CLASSPATH=%CATALINA_HOME%\common\lib\servlet-api.jar;.;%CLASSPATH%
set CLASSPATH=%CATALINA_HOME%\common\lib\mysql-connector-java-3.0.16-ga-bin.jar;%CLASSPATH%
set CLASSPATH=%CATALINA_HOME%\common\lib\jsp-api.jar;%CLASSPATH%
set CLASSPATH=%JAVA_HOME%\lib\tools.jar;%CLASSPATH%
set CLASSPATH=%JAVA_HOME%\lib\commons-digester-1.3.jar;%CLASSPATH%
set CLASSPATH=C:\Arquivos de programas\iReport-0.4.1\lib\jasperreports-0.6.4.jar;%CLASSPATH%
set CLASSPATH=C:\dir\jasperreports-0.6.1\lib\commons-beanutils-1.5.jar;%CLASSPATH%
set CLASSPATH=C:\dir\jasperreports-0.6.1\lib\commons-digester-1.3.jar;%CLASSPATH%
set CLASSPATH=C:\Arquivos de programas\iReport-0.4.1\lib\commons-digester-1.3.jar;%CLASSPATH%
set CLASSPATH=C:\dir\jasperreports-0.6.1\lib\commons-logging-api-1.0.2.jar;%CLASSPATH%
set CLASSPATH=C:\dir\jasperreports-0.6.1\lib\itext-1.01.jar;%CLASSPATH%
set CLASSPATH=C:\Arquivos de programas\iReport-0.4.1\lib\jfreechart-0.9.21.jar;%CLASSPATH%
set CLASSPATH=C:\Arquivos de programas\iReport-0.4.1\lib\xercesImpl.jar ;%CLASSPATH%
set CLASSPATH=C:\dir\jasperreports-0.6.1\lib\bsh-1.3.0.jar;%CLASSPATH%
set CLASSPATH=C:\dir\jasperreports-0.6.1\lib\commons-collections-2.1.jar ;%CLASSPATH%
set CLASSPATH=C:\dir\jasperreports-0.6.1\lib\commons-logging-1.0.2.jar ;%CLASSPATH%
set CLASSPATH=C:\Arquivos de programas\iReport-0.4.1\lib\jakarta-poi-1.5.1-final-20020615.jar;%CLASSPATH%
set CLASSPATH=C:\Arquivos de programas\iReport-0.4.1\lib\jcommon-0.9.6.jar ;%CLASSPATH%
set CLASSPATH=C:\Arquivos de programas\iReport-0.4.1\lib\tinylaf.jar ;%CLASSPATH%
set CLASSPATH=C:\Arquivos de programas\iReport-0.4.1\lib\xmlParserAPIs.jar;%CLASSPATH%
set CLASSPATH=C:\Arquivos de programas\iReport-0.4.1\lib\jdt-compiler.jar;%CLASSPATH%
set CLASSPATH=C:\Arquivos de programas\iReport-0.4.1\lib\jcmdline-1.0.2.jar;%CLASSPATH%
set CLASSPATH=C:\Arquivos de programas\iReport-0.4.1\lib\iReport.jar;%CLASSPATH%
set CLASSPATH=C:\dir\jasperreports-0.6.1\lib\hsqldb-1.61.jar;%CLASSPATH%
set CLASSPATH=C:\dir\jasperreports-0.6.1\lib\ant-1.5.1.jar;%CLASSPATH%
set CLASSPATH=C:\dir\jasperreports-0.6.1\lib\poi-2.0-final-20040126.jar;%CLASSPATH%
set CLASSPATH=C:\dir\jasperreports-0.6.1\lib\servlet.jar;%CLASSPATH%
set CLASSPATH=C:\dir\jasperreports-0.6.1\lib\xalan.jar;%CLASSPATH%
set CLASSPATH=C:\dir\jasperreports-0.6.1\lib\xercesImpl.jar;%CLASSPATH%
set CLASSPATH=C:\dir\jasperreports-0.6.1\lib\xmlParserAPIs.jar;%CLASSPATH%
set PATH=%JAVA_HOME%\bin;%PATH%