17.      * 
18.      * Loads opening page.
19.      * Location: Views/Home/main.wizard.php
20.      */
21.     public function main($slug)
22.     {
23. 
24.         $category=DB::where('slug',$slug)->get('tour_categories')->row();
25.         $tours=DB::orderBy('ranking','ASC')
26. 
            ->where('category_id',$category->id)
27.             ->where('is_published',1)
28.             ->limit(NULL, 15)
29.             ->tours();
30. 
31.         $theme_categories=DB::orderBy('id','ASC')->theme_categories()->result();
32.         $region_categories=DB::orderBy('id','ASC')->region_categories()->result();
33.         $tour_categories=DB::orderBy('ranking','ASC')->tour_categories()->result();
34.         View::tour_categories($tour_categories);
35.         View::theme_categories($theme_categories);
36.         View::region_categories($region_categories);