diff --git a/Makefile b/Makefile
index bfba8fd0..558729a3 100644
--- a/Makefile
+++ b/Makefile
@@ -111,6 +111,10 @@ ifndef GENERATE_DEPENDENCIES
 GENERATE_DEPENDENCIES=1
 endif
 
+ifndef USE_SYSTEM_JPEG
+USE_SYSTEM_JPEG=1
+endif
+
 ifndef USE_OPENAL
 USE_OPENAL=1
 endif
@@ -176,7 +180,7 @@ BLIBDIR=$(MOUNT_DIR)/botlib
 NDIR=$(MOUNT_DIR)/null
 UIDIR=$(MOUNT_DIR)/ui
 Q3UIDIR=$(MOUNT_DIR)/q3_ui
-JPDIR=$(MOUNT_DIR)/jpeg-6b
+JPDIR=$(MOUNT_DIR)/jpeg-8c
 SPEEXDIR=$(MOUNT_DIR)/libspeex
 ZDIR=$(MOUNT_DIR)/zlib
 Q3ASMDIR=$(MOUNT_DIR)/tools/asm
@@ -265,6 +269,10 @@ ifneq (,$(findstring "$(PLATFORM)", "linux" "gnu_kfreebsd" "kfreebsd-gnu"))
   CLIENT_CFLAGS = $(SDL_CFLAGS)
   SERVER_CFLAGS =
 
+  ifeq ($(USE_SYSTEM_JPEG),1)
+    BASE_CFLAGS += -DUSE_SYSTEM_JPEG=1
+  endif
+
   ifeq ($(USE_OPENAL),1)
     CLIENT_CFLAGS += -DUSE_OPENAL
     ifeq ($(USE_OPENAL_DLOPEN),1)
@@ -334,6 +342,10 @@ ifneq (,$(findstring "$(PLATFORM)", "linux" "gnu_kfreebsd" "kfreebsd-gnu"))
 
   CLIENT_LIBS=$(SDL_LIBS) -lGL
 
+  ifeq ($(USE_SYSTEM_JPEG),1)
+    CLIENT_LIBS += -ljpeg
+  endif
+
   ifeq ($(USE_OPENAL),1)
     ifneq ($(USE_OPENAL_DLOPEN),1)
       CLIENT_LIBS += -lopenal
@@ -1398,43 +1410,6 @@ Q3OBJ = \
   $(B)/client/l_precomp.o \
   $(B)/client/l_script.o \
   $(B)/client/l_struct.o \
-  \
-  $(B)/client/jcapimin.o \
-  $(B)/client/jcapistd.o \
-  $(B)/client/jccoefct.o  \
-  $(B)/client/jccolor.o \
-  $(B)/client/jcdctmgr.o \
-  $(B)/client/jchuff.o   \
-  $(B)/client/jcinit.o \
-  $(B)/client/jcmainct.o \
-  $(B)/client/jcmarker.o \
-  $(B)/client/jcmaster.o \
-  $(B)/client/jcomapi.o \
-  $(B)/client/jcparam.o \
-  $(B)/client/jcphuff.o \
-  $(B)/client/jcprepct.o \
-  $(B)/client/jcsample.o \
-  $(B)/client/jdapimin.o \
-  $(B)/client/jdapistd.o \
-  $(B)/client/jdatasrc.o \
-  $(B)/client/jdcoefct.o \
-  $(B)/client/jdcolor.o \
-  $(B)/client/jddctmgr.o \
-  $(B)/client/jdhuff.o \
-  $(B)/client/jdinput.o \
-  $(B)/client/jdmainct.o \
-  $(B)/client/jdmarker.o \
-  $(B)/client/jdmaster.o \
-  $(B)/client/jdpostct.o \
-  $(B)/client/jdsample.o \
-  $(B)/client/jdtrans.o \
-  $(B)/client/jerror.o \
-  $(B)/client/jfdctflt.o \
-  $(B)/client/jidctflt.o \
-  $(B)/client/jmemmgr.o \
-  $(B)/client/jmemnobs.o \
-  $(B)/client/jutils.o \
-  \
   $(B)/client/tr_animation.o \
   $(B)/client/tr_backend.o \
   $(B)/client/tr_bsp.o \
@@ -1472,6 +1447,56 @@ Q3OBJ = \
   $(B)/client/con_log.o \
   $(B)/client/sys_main.o
 
+ifneq ($(USE_SYSTEM_JPEG),1)
+  Q3OBJ += \
+    $(B)/client/jaricom.o \
+    $(B)/client/jcapimin.o \
+    $(B)/client/jcapistd.o \
+    $(B)/client/jcarith.o \
+    $(B)/client/jccoefct.o  \
+    $(B)/client/jccolor.o \
+    $(B)/client/jcdctmgr.o \
+    $(B)/client/jchuff.o   \
+    $(B)/client/jcinit.o \
+    $(B)/client/jcmainct.o \
+    $(B)/client/jcmarker.o \
+    $(B)/client/jcmaster.o \
+    $(B)/client/jcomapi.o \
+    $(B)/client/jcparam.o \
+    $(B)/client/jcprepct.o \
+    $(B)/client/jcsample.o \
+    $(B)/client/jctrans.o \
+    $(B)/client/jdapimin.o \
+    $(B)/client/jdapistd.o \
+    $(B)/client/jdarith.o \
+    $(B)/client/jdatadst.o \
+    $(B)/client/jdatasrc.o \
+    $(B)/client/jdcoefct.o \
+    $(B)/client/jdcolor.o \
+    $(B)/client/jddctmgr.o \
+    $(B)/client/jdhuff.o \
+    $(B)/client/jdinput.o \
+    $(B)/client/jdmainct.o \
+    $(B)/client/jdmarker.o \
+    $(B)/client/jdmaster.o \
+    $(B)/client/jdmerge.o \
+    $(B)/client/jdpostct.o \
+    $(B)/client/jdsample.o \
+    $(B)/client/jdtrans.o \
+    $(B)/client/jerror.o \
+    $(B)/client/jfdctflt.o \
+    $(B)/client/jfdctfst.o \
+    $(B)/client/jfdctint.o \
+    $(B)/client/jidctflt.o \
+    $(B)/client/jidctfst.o \
+    $(B)/client/jidctint.o \
+    $(B)/client/jmemmgr.o \
+    $(B)/client/jmemnobs.o \
+    $(B)/client/jquant1.o \
+    $(B)/client/jquant2.o \
+    $(B)/client/jutils.o
+endif
+
 ifeq ($(ARCH),i386)
   Q3OBJ += \
     $(B)/client/snd_mixa.o \
diff --git a/code/qcommon/q_shared.c b/code/qcommon/q_shared.c
index ef652ff1..36261335 100644
--- a/code/qcommon/q_shared.c
+++ b/code/qcommon/q_shared.c
@@ -705,10 +705,6 @@ char* Q_strrchr( const char* string, int c )
 
 qboolean Q_isanumber( const char *s )
 {
-#ifdef Q3_VM
-	//FIXME: implement
-	return qfalse;
-#else
 	char *p;
 	double d;
 
@@ -718,7 +714,6 @@ qboolean Q_isanumber( const char *s )
 	d = strtod( s, &p );
 
 	return *p == '\0';
-#endif
 }
 
 qboolean Q_isintegral( float f )