diff -ruN src/clientgame.cpp src-jjh/clientgame.cpp
--- src/clientgame.cpp	2004-11-18 17:21:26.000000000 -0800
+++ src-jjh/clientgame.cpp	2005-01-15 22:07:46.000000000 -0800
@@ -326,6 +326,8 @@
     strcpy_s(clientmap, name);
     ///if(!editmode) toggleedit();
     setvar("gamespeed", 100);
+    setvar("fog", 4000);
+    setvar("fogcolour", 0x8099B3);
     showscores(false);
     intermission = false;
     conoutf("game mode is %s", (int)modestr(gamemode));
diff -ruN src/command.cpp src-jjh/command.cpp
--- src/command.cpp	2004-02-28 12:58:19.000000000 -0800
+++ src-jjh/command.cpp	2005-01-15 22:07:46.000000000 -0800
@@ -148,7 +148,7 @@
         ident *id = idents->access(c);
         if(!id)
         {
-            val = atoi(c);
+            val = ATOI(c);
             if(!val && *c!='0') conoutf("unknown command: %s", (int)c);
         }
         else switch(id->type)
@@ -156,10 +156,10 @@
             case ID_COMMAND:                    // game defined commands       
                 switch(id->narg)                // use very ad-hoc function signature, and just call it
                 { 
-                    case ARG_1INT: if(isdown) ((void (__cdecl *)(int))id->fun)(atoi(w[1])); break;
-                    case ARG_2INT: if(isdown) ((void (__cdecl *)(int, int))id->fun)(atoi(w[1]), atoi(w[2])); break;
-                    case ARG_3INT: if(isdown) ((void (__cdecl *)(int, int, int))id->fun)(atoi(w[1]), atoi(w[2]), atoi(w[3])); break;
-                    case ARG_4INT: if(isdown) ((void (__cdecl *)(int, int, int, int))id->fun)(atoi(w[1]), atoi(w[2]), atoi(w[3]), atoi(w[4])); break;
+                    case ARG_1INT: if(isdown) ((void (__cdecl *)(int))id->fun)(ATOI(w[1])); break;
+                    case ARG_2INT: if(isdown) ((void (__cdecl *)(int, int))id->fun)(ATOI(w[1]), ATOI(w[2])); break;
+                    case ARG_3INT: if(isdown) ((void (__cdecl *)(int, int, int))id->fun)(ATOI(w[1]), ATOI(w[2]), ATOI(w[3])); break;
+                    case ARG_4INT: if(isdown) ((void (__cdecl *)(int, int, int, int))id->fun)(ATOI(w[1]), ATOI(w[2]), ATOI(w[3]), ATOI(w[4])); break;
                     case ARG_NONE: if(isdown) ((void (__cdecl *)())id->fun)(); break;
                     case ARG_1STR: if(isdown) ((void (__cdecl *)(char *))id->fun)(w[1]); break;
                     case ARG_2STR: if(isdown) ((void (__cdecl *)(char *, char *))id->fun)(w[1], w[2]); break;
@@ -193,13 +193,20 @@
                     if(!w[1][0]) conoutf("%s = %d", (int)c, *id->storage);      // var with no value just prints its current value
                     else
                     {
-                        int i1 = atoi(w[1]);
-                        if(i1<id->min || i1>id->max)
+                        if(id->min>id->max)
                         {
-                            i1 = i1<id->min ? id->min : id->max;                // clamp to valid range
-                            conoutf("valid range for %s is %d..%d", (int)c, id->min, id->max);
+                            conoutf("variable is read-only");
                         }
-                        *id->storage = i1;
+                        else
+                        {
+                            int i1 = ATOI(w[1]);
+                            if(i1<id->min || i1>id->max)
+                            {
+                                i1 = i1<id->min ? id->min : id->max;                // clamp to valid range
+                                conoutf("valid range for %s is %d..%d", (int)c, id->min, id->max);
+                            }
+                            *id->storage = i1;
+                        };
                         if(id->fun) ((void (__cdecl *)())id->fun)();            // call trigger function if available
                     };
                 };
diff -ruN src/cube.h src-jjh/cube.h
--- src/cube.h	2005-01-15 20:46:23.000000000 -0800
+++ src-jjh/cube.h	2005-01-15 22:07:46.000000000 -0800
@@ -243,6 +243,8 @@
 #define VAR(name, min, cur, max) static int name = variable(#name, min, cur, max, &name, NULL)
 #define VARF(name, min, cur, max, body) void var_##name(); static int name = variable(#name, min, cur, max, &name, var_##name); void var_##name() { body; }
 
+#define ATOI(s) strtol(s, NULL, 0)              // supports hexadecimal numbers
+
 // protos for ALL external functions in cube...
 
 // command
diff -ruN src/rendergl.cpp src-jjh/rendergl.cpp
--- src/rendergl.cpp	2005-01-03 18:45:48.000000000 -0800
+++ src-jjh/rendergl.cpp	2005-01-15 22:08:24.000000000 -0800
@@ -25,10 +25,8 @@
 
 void gl_init(int w, int h)
 {
-    #define fogvalues 0.5f, 0.6f, 0.7f, 1.0f
 
     glViewport(0, 0, w, h);
-    glClearColor(fogvalues);
     glClearDepth(1.0);
     glDepthFunc(GL_LESS);
     glEnable(GL_DEPTH_TEST);
@@ -37,10 +35,8 @@
     
     glEnable(GL_FOG);
     glFogi(GL_FOG_MODE, GL_LINEAR);
-    glFogf(GL_FOG_DENSITY, 0.25);
+    glFogf(GL_FOG_DENSITY, 0.25); // No effect with linear fog
     glHint(GL_FOG_HINT, GL_NICEST);
-    GLfloat fogcolor[4] = { fogvalues };
-    glFogfv(GL_FOG_COLOR, fogcolor);
     
 
     glEnable(GL_LINE_SMOOTH);
@@ -244,6 +240,8 @@
 int xtraverts;
 
 VAR(fog, 16, 4000, 1000024);
+VAR(skyfog, 1, 1000, 1000024);
+VAR(fogcolour, 0, 0x8099B3, 0xFFFFFF);
 
 VAR(hudgun, 0, 1, 1);
 
@@ -298,6 +296,11 @@
     
     glFogi(GL_FOG_START, (fog+64)/8);
     glFogi(GL_FOG_END, fog);
+    float fogc[4] = { (fogcolour>>16)/256.0f, ((fogcolour>>8)&255)/256.0f, (fogcolour&255)/256.0f, 1.0f };
+    glFogfv(GL_FOG_COLOR, fogc);
+    glClearColor(fogc[0], fogc[1], fogc[2], 1.0f);
+
+
 
     if(underwater)
     {
@@ -307,9 +310,10 @@
         glFogi(GL_FOG_END, (fog+96)/8);
     };
     
+
     glMatrixMode(GL_PROJECTION);
     glLoadIdentity();
-    int farplane = max(fog*2, 384);
+    int farplane = max(fog*5/2, 384);
     gluPerspective(fovy, aspect, 4, farplane);
     glMatrixMode(GL_MODELVIEW);
 
@@ -330,18 +334,23 @@
     //renderstripssky();
 
     /*
+    */
     glLoadIdentity();
     glRotated(player1->pitch, -1.0, 0.0, 0.0);
     glRotated(player1->yaw,   0.0, 1.0, 0.0);
     glRotated(90.0, 1.0, 0.0, 0.0);
     glColor3f(1.0f, 1.0f, 1.0f);
-    glDisable(GL_FOG);
-    glDepthFunc(GL_GREATER);
+    //glDisable(GL_FOG);
+    //glDepthFunc(GL_GREATER);
+    glFogi(GL_FOG_MODE, GL_EXP);
+    glFogf(GL_FOG_DENSITY, (skyfog/10000000.0 ));
     draw_envbox(14, fog*4/3);
-    glDepthFunc(GL_LESS);
-    glEnable(GL_FOG);
+    glFogi(GL_FOG_MODE, GL_LINEAR);
+    //glDepthFunc(GL_LESS);
+    //glEnable(GL_FOG);
 
     transplayer();
+    /*
     */
         
     renderstrips();