diff --git a/build/compile-web-html b/build/compile-web-html
index a83e3d1..58267e8 100755
--- a/build/compile-web-html
+++ b/build/compile-web-html
@@ -19,14 +19,14 @@ learnmore=../web/learnmore
 
 function replaceStrings() {
 	echo $1 $M
-	sed -i '' -f replace_html.sed $1
-	sed -i '' -f replace_html_$M.sed $1
-	sed -i '' -e s/__VERSION__/$V/g $1
-	sed -i '' -e s/__THIS_YEAR__/2013/g $1
+	./seds -f replace_html.sed $1
+	./seds -f replace_html_$M.sed $1
+	./seds -e s/__VERSION__/$V/g $1
+	./seds -e s/__THIS_YEAR__/2013/g $1
 
 	echo $COMPANY
-	sed -i '' -e s/{##TITLE##}/$APP_TITLE/g $1
-	sed -i '' -e s/{##COMPANY##}/"$COMPANY"/g $1
+	./seds -e s/{##TITLE##}/$APP_TITLE/g $1
+	./seds -e s/{##COMPANY##}/"$COMPANY"/g $1
 }
 
 echo Compiling CSS/JS
diff --git a/build/compile-web-js b/build/compile-web-js
index e35d5d9..29f7b93 100755
--- a/build/compile-web-js
+++ b/build/compile-web-js
@@ -11,15 +11,15 @@ HOST_WEB=`cat ../config/hosts/web_$M`
 RECAPTCHA_PUBLIC_KEY=`cat ../keys/recaptcha/public.key`
 
 function replaceStrings() {
-	sed -i '' -f replace_js_$M.sed $1
-	sed -i '' -e s/__VERSION__/$V/g $1
-	sed -i '' -e s/__THIS_YEAR__/2013/g $1
+	./seds -f replace_js_$M.sed $1
+	./seds -e s/__VERSION__/$V/g $1
+	./seds -e s/__THIS_YEAR__/2013/g $1
 
-        sed -i '' -e s/{##HOST_PRIMARY##}/$HOST_PRIMARY/g $1
-        sed -i '' -e s/{##HOST_AUTH##}/$HOST_AUTH/g $1
-        sed -i '' -e s/{##HOST_TOMCAT##}/$HOST_TOMCAT/g $1
-        sed -i '' -e s/{##HOST_WEB##}/$HOST_WEB/g $1
-        sed -i '' -e s/{##RECAPTCHA_PUBLIC_KEY##}/$RECAPTCHA_PUBLIC_KEY/g $1
+        ./seds -e s/{##HOST_PRIMARY##}/$HOST_PRIMARY/g $1
+        ./seds -e s/{##HOST_AUTH##}/$HOST_AUTH/g $1
+        ./seds -e s/{##HOST_TOMCAT##}/$HOST_TOMCAT/g $1
+        ./seds -e s/{##HOST_WEB##}/$HOST_WEB/g $1
+        ./seds -e s/{##RECAPTCHA_PUBLIC_KEY##}/$RECAPTCHA_PUBLIC_KEY/g $1
 }
 
 echo Replacing Strings
diff --git a/build/seds b/build/seds
new file mode 100755
index 0000000..0741a9b
--- /dev/null
+++ b/build/seds
@@ -0,0 +1,7 @@
+platform='unknown'
+unamestr=`uname`
+if [[ "$unamestr" == 'Linux' ]]; then
+	sed -i $*
+elif [[ "$unamestr" == 'Darwin' ]]; then
+	sed -i '' $*
+fi
diff --git a/install/setup-java.remote b/install/setup-java.remote
index a0d3a19..3141846 100755
--- a/install/setup-java.remote
+++ b/install/setup-java.remote
@@ -3,6 +3,7 @@
 # I realized: why bother?
 
 apt-get install software-properties-common --yes
+apt-get install python-software-properties --yes
 add-apt-repository ppa:webupd8team/java --yes
 apt-get update