--- dvdauthor-338/src/ifogen.c	Thu Jun  5 22:02:18 2003
+++ dvdauthor-338-devel/src/ifogen.c	Thu Sep 11 20:33:14 2003
@@ -2698,6 +2698,8 @@
     char *fbase=0;
     int curva=1,hadchapter=0,istoc=0,l,
         usedtocflag=0; // whether the 'istoc' value has been used or not
+		int inmenu=0; // lets us know if an mpeg file is required before we
+		              // can start another major thingy.
 #ifdef HAVE_GETOPT_LONG
     static struct option longopts[]={
         {"video",1,0,'v'},
@@ -2757,10 +2759,16 @@
                 fprintf(stderr,"ERR:  already specified menu or title\n");
                 return 1;
             }
+						if (inmenu)
+						{
+                fprintf(stderr,"ERR:  You must define the menu movie before another menu!\n");
+                return 1;
+						}
             usedtocflag=1; // force -T to occur before -m
             va_addpgc(&va[0]);
             hadchapter=0;
             curva=0;
+						inmenu=1;
             break;
 
         case 't':
@@ -2768,6 +2776,11 @@
                 fprintf(stderr,"ERR:  TOC cannot have titles\n");
                 return 1;
             }
+						if (inmenu)
+						{
+                fprintf(stderr,"ERR:  You must define the menu movie before the title!\n");
+                return 1;
+						}
             usedtocflag=1;
             va_addpgc(&va[1]);
             hadchapter=0;
@@ -2819,6 +2832,7 @@
 
             MAINDEFPGC;
 
+						inmenu=0;  // signal we have a video file.
             c=&vc->pgcs[vc->numpgcs-1];
             if( !c->numsources || c->sources[c->numsources-1].fname!=0 ) {
                 c->sources=(struct source *)realloc(c->sources,(c->numsources+1)*sizeof(struct source));