Edited the JDK_HOME variable for Java 7
--- a/startup.sh
+++ b/startup.sh
@@ -1,53 +1,11 @@
-#!/bin/bash
+#!/bin/sh
 
-# Figure out if Linux/Mac OSX.
-
-CURJDK=
 JAVA_POLICY=~/.java.policy
-TOOLSJAR="/lib/tools.jar"
-JAVABIN="bin/java"
-
-# Who are we?
-OSTYPE=`uname`
-case ${OSTYPE} in
-
-Darwin)
-	echo [0] Detected Mac OSX
-	JAVA_HOME=`/usr/libexec/java_home`
-	if [[ $JAVA_HOME == *1.6* ]]
-		then
-		CURJDK="${JAVA_HOME}"
-		# We love Mac
-		TOOLSJAR="../Classes/classes.jar"
-		[ -f lib/tools.jar ] && rm lib/tools.jar
-	else
-		echo [-] Error: CurrentJDK is not 1.6. Bailing
-		exit 1
-	fi
-        echo [1] Found Java 1.6 at $JAVA_HOME.
-	;;
-Linux)
-        echo [0] Detected Linux
-	if [ ! -z "$JDK_HOME" ]
-	then
-		echo [1] Found JDK_HOME environment variable. Using JDK at $JDK_HOME.
-		CURJDK=$JDK_HOME
-	elif [ ! -z "$JAVA_HOME" ]
-	then
-		echo [1] Found JAVA_HOME environment variable. Using JDK in $JAVA_HOME
-		CURJDK=$JAVA_HOME
-	else
-		echo [1] Error: Neither JAVA_HOME or JDK_HOME environment variables were set to
-		echo "    location of a JDK."
-		exit 1
-	fi
-	;;
-*)
-	;;
-esac
 
 # Copy the tools.jar / classes.jar from the JDK to ./lib.
-cp ${CURJDK}/${TOOLSJAR} ./lib/
+# Disable this as we have replaced it with a symlink to the .jar provided
+# by the default-jdk
+# cp ${CURJDK}/${TOOLSJAR} ./lib/
 
 echo [2] Turning off Java security for JavaSnoop usage
 # Turn off Java security.
@@ -63,7 +21,7 @@ cp resources/unsafe.policy ${JAVA_POLICY
 
 echo [3] Starting JavaSnoop...
 # Start JavaSnoop.
-"${CURJDK}/${JAVABIN}" -jar JavaSnoop.jar -Xmx128m
+/usr/lib/jvm/default-java/bin/java -jar JavaSnoop.jar -Xmx128m
 
 echo [4] Turning Java security back on for safe browsing
 # Undo what we did
