diff --git a/extension/posterita/webui/RUN_build.bat b/extension/posterita/webui/RUN_build.bat
new file mode 100644
index 0000000000..556b82fd0e
--- /dev/null
+++ b/extension/posterita/webui/RUN_build.bat
@@ -0,0 +1,31 @@
+@Title Build Adempiere Clean
+@Rem $Header: /cvsroot/adempiere/utils_dev/RUN_build.bat,v 1.22 2005/09/08 21:56:11 jjanke Exp $
+
+@Rem Check java home
+@IF NOT EXIST "%JAVA_HOME%\bin" ECHO "** JAVA_HOME NOT found"
+@SET PATH=%JAVA_HOME%\bin;%PATH%
+
+@Rem Check jdk
+@IF NOT EXIST "%JAVA_HOME%\lib\tools.jar" ECHO "** Need Full Java SDK **"
+
+@Rem Set ant classpath
+@SET ANT_CLASSPATH=%CLASSPATH%;..\..\..\tools\lib\ant.jar;..\..\..\tools\lib\ant-launcher.jar;..\..\..\tools\lib\ant-swing.jar;..\..\..\tools\lib\ant-commons-net.jar;..\..\..\tools\lib\commons-net-1.4.0.jar
+@SET ANT_CLASSPATH=%ANT_CLASSPATH%;"%JAVA_HOME%\lib\tools.jar"
+
+@SET ANT_OPTS=-Xms128m -Xmx512m
+
+@echo Cleanup ...
+@"%JAVA_HOME%\bin\java" %ANT_OPTS% -classpath %ANT_CLASSPATH% -Dant.home="." org.apache.tools.ant.Main clean
+
+@echo Building ...
+@"%JAVA_HOME%\bin\java" %ANT_OPTS% -classpath %ANT_CLASSPATH% -Dant.home="." org.apache.tools.ant.Main -logger org.apache.tools.ant.listener.MailLogger war
+@IF ERRORLEVEL 1 goto ERROR
+
+@Echo Done ...
+@Pause
+@exit
+
+:ERROR
+@Color fc
+
+@Pause
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diff --git a/extension/posterita/webui/bin/build.xml b/extension/posterita/webui/bin/build.xml
deleted file mode 100644
index 05b0121d58..0000000000
--- a/extension/posterita/webui/bin/build.xml
+++ /dev/null
@@ -1,74 +0,0 @@
-
-<project name="PosteritaAjaxUI" default="war" basedir=".">
-	<description>
-	    This buildfile is used to build the Adempiere-Posterita WebUI system.
-  	</description>
-	<!-- set global properties for this build -->
-	<!--<property environment="env"/>-->
-	<property name="src.dir" value="${basedir}/WEB-INF/src"/>
-	<property name="classes.dir" value="${basedir}/WEB-INF/classes"/>
-	<property name="dist.dir" value="${basedir}/dist"/>
-	<property name="WEBINF.dir" value="${basedir}/WEB-INF"/>
-	<property name="Adempiere.dir" value="${basedir}/../../../lib"></property>
-
-	<property name="war.name"	value="webui"/>
-	<property name="compile.debug"       value="true"/>
-	<property name="compile.deprecation" value="false"/>
-	<property name="compile.optimize"    value="true"/>
-
-	<path id="compile.classpath">
-		<pathelement location="${basedir}"/>
-	  	<pathelement location="${basedir}/WEB-INF/classes"/>
-	  	<pathelement location="${basedir}/WEB-INF/src"/>
-		
-	    <fileset dir="${Adempiere.dir}">
-	    	<include name="*.jar"/>
-	    </fileset>
-		
-	    <fileset dir="${basedir}/WEB-INF/lib">
-	    	<include name="*.jar"/>
-	    </fileset>
-	</path>
-
-	<target name="clean" description="delete class directory">
-	   <delete dir="${classes.dir}/org" />
-	</target>
-
-	<target name="compile" depends="clean" description="Compile Java sources">
-	    <mkdir dir="${classes.dir}"/>
-	    <javac srcdir="WEB-INF/src"
-	           destdir="${classes.dir}"
-	           debug="${compile.debug}"
-	     	   deprecation="${compile.deprecation}"
-	           optimize="${compile.optimize}">
-	        <classpath refid="compile.classpath"/>
-	    </javac>
-	</target>
-
-	<target name="war" depends="compile">
-		<delete dir="${dist.dir}" />
-		
-		<mkdir dir="${dist.dir}"/>
-		
-		<war
-			  warfile="${dist.dir}/${war.name}.war"
-			  webxml="${WEBINF.dir}/web.xml">
-		      <fileset dir="${basedir}" excludes="
-		      	                                    .settings/**,
-											      	bin/**,
-											      	dist/**,
-											      	.*,
-											      	work/**,
-											      	WEB-INF/src/**,
-		      										**/web.xml,
-		      										**/test/**,
-		      										lib/*-sources.jar,
-		      										**/test.zul"
-		      									>
-
-		      </fileset>
-		</war>
-		
-		<copy file="${dist.dir}/${war.name}.war" tofile="../../../lib/${war.name}.war"/>
-	</target>
-</project>
\ No newline at end of file