修改bbspst.c
在适当位置加入
printf("<iframe src=bbsupload marginheight=0 marginwidth=0 frameborder=0 width='100%'></iframe>");

修改bbscon.c
    }
        if(!strncmp(buf, ": ", 2)) printf("<font color=808080>");
        hhprintf("%s", void1(buf));
        if(!strncmp(buf, ": ", 2)) printf("</font>");
    }
    fclose(fp);
  +  sprintf(buf2,"%s%s/%s",ATTACHDIR,board,file);
  +  if((att=check_attach(buf2))>0){
  +      printf("\n");  
  +      show_attach_con(buf2);
  +  }
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