$VAR1 = {
    '6' => {
       'parent' => '0',
       'title' => 'War3',
       'id' => '6',
       'descr' => 'I have no subcategories'
     },
    '1' => {
       'parent' => '0',
       'children' => [
           {
             'parent' => '1',
             'children' => [
                 {
                   'parent' => 3,
                   'children' => [
                       {
                   'parent' => 7,
                   'title' => 'main sub cat1 sub cat1 sub cat1',
                   'id' => '9',
                   'descr' => 'Wewt, more recursion of doom!'
                       }
                     ],
                   'title' => 'main sub cat1 sub cat1',
                   'id' => 7,
                   'descr' => 'Sub category for a sub category! wewt.'
                 }
               ],
             'title' => 'main sub cat1',
             'id' => 3,
             'descr' => 'This is a subcategory for the main column'
           },
           {
             'parent' => '1',
             'title' => 'main sub cat2',
             'id' => 4,
             'descr' => 'This is the second subcategory for the main column'
           }
         ],
       'title' => 'Main',
       'id' => '1',
       'descr' => 'This is the main category, used for all stuff that doesn\'t fit else where.'
     },
    '2' => {
       'parent' => '0',
       'children' => [
           {
             'parent' => '2',
             'children' => [
                 {
                   'parent' => 5,
                   'title' => 'd2 sub cat sub cat',
                   'id' => 8,
                   'descr' => 'Yet another sub sub category'
                 }
               ],
             'title' => 'Diablo subcategory',
             'id' => 5,
             'descr' => 'A subcategory for the diablo 2 section.'
           }
         ],
       'title' => 'Diablo',
       'id' => '2',
       'descr' => 'This is the main diablo category'
     }
  };