I've done the above suggestions, the first time I encountered the "hello" titled window, it had stated that there was an issue with ForgeModLoader and redirected me to the client text files within the Voltz folder.
This is the entirety of my latest text file as of today:
2013-01-28 08:53:27 [iNFO] [ForgeModLoader] Forge Mod Loader version 4.7.4.520 for Minecraft 1.4.7 loading
2013-01-28 08:53:28 [FINEST] [ForgeModLoader] All core mods are successfully located
2013-01-28 08:53:28 [FINEST] [ForgeModLoader] Discovering coremods
2013-01-28 08:53:28 [FINEST] [ForgeModLoader] Found a candidate coremod CodeChickenCore 0.7.0.1.jar
2013-01-28 08:53:28 [FINEST] [ForgeModLoader] Loading coremod CodeChickenCore 0.7.0.1.jar
2013-01-28 08:53:28 [FINEST] [ForgeModLoader] Loaded coremod CodeChickenCore 0.7.0.1.jar
2013-01-28 08:53:28 [FINEST] [ForgeModLoader] Found library file argo-2.25.jar present and correct in lib dir
2013-01-28 08:53:28 [FINEST] [ForgeModLoader] Found library file guava-12.0.1.jar present and correct in lib dir
2013-01-28 08:53:28 [FINEST] [ForgeModLoader] Found library file asm-all-4.0.jar present and correct in lib dir
2013-01-28 08:53:28 [FINEST] [ForgeModLoader] Found library file bcprov-jdk15on-147.jar present and correct in lib dir
2013-01-28 08:53:29 [FINEST] [ForgeModLoader] Running coremod plugins
2013-01-28 08:53:29 [FINEST] [ForgeModLoader] Running coremod plugin FMLCorePlugin
2013-01-28 08:53:29 [iNFO] [ForgeModLoader] Found valid fingerprint for Minecraft Forge.
Certificate fingerprint de4cf8a3f3bc15635810044c39240bf96804ea7d
2013-01-28 08:53:29 [FINEST] [ForgeModLoader] Coremod plugin FMLCorePlugin run successfully
2013-01-28 08:53:29 [FINEST] [ForgeModLoader] Running coremod plugin FMLForgePlugin
2013-01-28 08:53:29 [FINEST] [ForgeModLoader] Coremod plugin FMLForgePlugin run successfully
2013-01-28 08:53:29 [FINEST] [ForgeModLoader] Running coremod plugin CodeChickenCorePlugin
2013-01-28 08:53:29 [iNFO] [sTDOUT] Adding Accesstransformer map: codechickencore_at.cfg
2013-01-28 08:53:29 [FINEST] [ForgeModLoader] Coremod plugin CodeChickenCorePlugin run successfully
2013-01-28 08:53:29 [FINEST] [ForgeModLoader] Validating minecraft
2013-01-28 08:53:29 [FINEST] [ForgeModLoader] Minecraft validated, launching...
2013-01-28 08:53:30 [iNFO] [sTDERR] Exception in thread "AWT-EventQueue-0" java.lang.RuntimeException: cpw.mods.fml.relauncher.ReflectionHelper$UnableToFindClassException:
java.lang.ClassNotFoundException: net.minecraft.Launcher
2013-01-28 08:53:30 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.FMLRelauncher.relaunchApplet(FMLRelauncher.java:269)
2013-01-28 08:53:30 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.FMLRelauncher.appletEntry(FMLRelauncher.java:212)
2013-01-28 08:53:30 [iNFO] [sTDERR] at net.minecraft.client.MinecraftApplet.init(MinecraftApplet.java:25)
2013-01-28 08:53:30 [iNFO] [sTDERR] at org.spoutcraft.launcher.MinecraftAppletEnglober.init(MinecraftAppletEnglober.java:110)
2013-01-28 08:53:30 [iNFO] [sTDERR] at org.spoutcraft.launcher.gui.LauncherFrame.runGame(LauncherFrame.java:114)
2013-01-28 08:53:30 [iNFO] [sTDERR] at org.spoutcraft.launcher.gui.LoginForm.runGame(LoginForm.java:900)
2013-01-28 08:53:30 [iNFO] [sTDERR] at org.spoutcraft.launcher.gui.LoginForm$2$1.done(LoginForm.java:807)
2013-01-28 08:53:30 [iNFO] [sTDERR] at javax.swing.SwingWorker$5.run(Unknown Source)
2013-01-28 08:53:30 [iNFO] [sTDERR] at javax.swing.SwingWorker$DoSubmitAccumulativeRunnable.run(Unknown Source)
2013-01-28 08:53:30 [iNFO] [sTDERR] at sun.swing.AccumulativeRunnable.run(Unknown Source)
2013-01-28 08:53:30 [iNFO] [sTDERR] at javax.swing.SwingWorker$DoSubmitAccumulativeRunnable.actionPerformed(Unknown Source)
2013-01-28 08:53:30 [iNFO] [sTDERR] at javax.swing.Timer.fireActionPerformed(Unknown Source)
2013-01-28 08:53:30 [iNFO] [sTDERR] at javax.swing.Timer$DoPostEvent.run(Unknown Source)
2013-01-28 08:53:30 [iNFO] [sTDERR] at java.awt.event.InvocationEvent.dispatch(Unknown Source)
2013-01-28 08:53:30 [iNFO] [sTDERR] at java.awt.EventQueue.dispatchEventImpl(Unknown Source)
2013-01-28 08:53:30 [iNFO] [sTDERR] at java.awt.EventQueue.access$200(Unknown Source)
2013-01-28 08:53:30 [iNFO] [sTDERR] at java.awt.EventQueue$3.run(Unknown Source)
2013-01-28 08:53:30 [iNFO] [sTDERR] at java.awt.EventQueue$3.run(Unknown Source)
2013-01-28 08:53:30 [iNFO] [sTDERR] at java.security.AccessController.doPrivileged(Native Method)
2013-01-28 08:53:30 [iNFO] [sTDERR] at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)
2013-01-28 08:53:30 [iNFO] [sTDERR] at java.awt.EventQueue.dispatchEvent(Unknown Source)
2013-01-28 08:53:30 [iNFO] [sTDERR] at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
2013-01-28 08:53:30 [iNFO] [sTDERR] at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
2013-01-28 08:53:30 [iNFO] [sTDERR] at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
2013-01-28 08:53:30 [iNFO] [sTDERR] at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
2013-01-28 08:53:30 [iNFO] [sTDERR] at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
2013-01-28 08:53:30 [iNFO] [sTDERR] at java.awt.EventDispatchThread.run(Unknown Source)
2013-01-28 08:53:30 [iNFO] [sTDERR] Caused by: cpw.mods.fml.relauncher.ReflectionHelper$UnableToFindClassException: java.lang.ClassNotFoundException: net.minecraft.Launcher
2013-01-28 08:53:30 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.ReflectionHelper.getClass(ReflectionHelper.java:159)
2013-01-28 08:53:30 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.FMLRelauncher.relaunchApplet(FMLRelauncher.java:254)
2013-01-28 08:53:30 [iNFO] [sTDERR] ... 26 more
2013-01-28 08:53:30 [iNFO] [sTDERR] Caused by: java.lang.ClassNotFoundException: net.minecraft.Launcher
2013-01-28 08:53:30 [iNFO] [sTDERR] at java.net.URLClassLoader$1.run(Unknown Source)
2013-01-28 08:53:30 [iNFO] [sTDERR] at java.net.URLClassLoader$1.run(Unknown Source)
2013-01-28 08:53:30 [iNFO] [sTDERR] at java.security.AccessController.doPrivileged(Native Method)
2013-01-28 08:53:30 [iNFO] [sTDERR] at java.net.URLClassLoader.findClass(Unknown Source)
2013-01-28 08:53:30 [iNFO] [sTDERR] at org.spoutcraft.launcher.MinecraftClassLoader.findClass(MinecraftClassLoader.java:64)
2013-01-28 08:53:30 [iNFO] [sTDERR] at java.lang.ClassLoader.loadClass(Unknown Source)
2013-01-28 08:53:30 [iNFO] [sTDERR] at java.lang.ClassLoader.loadClass(Unknown Source)
2013-01-28 08:53:30 [iNFO] [sTDERR] at java.lang.Class.forName0(Native Method)
2013-01-28 08:53:30 [iNFO] [sTDERR] at java.lang.Class.forName(Unknown Source)
2013-01-28 08:53:30 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.ReflectionHelper.getClass(ReflectionHelper.java:151)
2013-01-28 08:53:30 [iNFO] [sTDERR] ... 27 more
I'm sorry if this isn't helpful at all, but I figured that it'd be better than nothing.