diff --git a/src/classes/database/paginate.php b/src/classes/database/paginate.php
index 8ce5353..a8abb92 100644
--- a/src/classes/database/paginate.php
+++ b/src/classes/database/paginate.php
@@ -3,33 +3,75 @@
 declare(strict_types=1);
 
 /**
- * FROM site:
+ * originally FROM site:
  * @link https://code.tutsplus.com/tutorials/how-to-paginate-data-with-php--net-2928
- * @author Jason
- * @copyright 12/30/2020
- * 
- * Emailed on July 30th, 2023 for permission to use/license type
  */
+
 namespace tts\database;
 
 class paginate {
 
     private $_conn;
-    private $_limit;
-    private $_page;
+    private int $_limit;
+    private int $_page;
     private $_query;
     private $_total;
-
-    public function __construct($conn, string $query) {
+    private $_url;
+    private $_url_limit;
+    private $_url_page;
+    public $max_limit = 500;
+
+    /*
+     * Query needs to be string for MySQL and array for MonogDB
+     */
+    public function __construct($conn, string|array $query, string $db_type = "mysql") {
         $this->_conn = $conn;
         $this->_query = $query;
 
-        $rs = $this->_conn->query($this->_query);
-        $this->_total = $rs->rowCount();
+        if ($db_type === "mysql") {
+            $rs = $this->_conn->query($this->_query);
+            $this->_total = $rs->rowCount();
+        } 
+    }
+    
+    private function set_limit(int $limit = 10): int {
+        if ($limit < 1) {
+            return 10;
+        }
+        return ($limit > $this->max_limit) ? $this->max_limit : $limit;
+    }
+    
+    public function mongo_get_data(int $limit = 10, int $page = 1, array $options) {
+        $this->_limit = $this->set_limit($limit); // Number of items per page
+        $this->_page = $page; // The current page number
+
+        $skip = (( $this->_page - 1 ) * $this->_limit );
+        
+        if ($this->_limit === 0) {
+            $db_options = $options; 
+        } else {
+            $limits = ['limit' => $this->_limit, 'skip' => $skip];
+            $db_options = array_merge($limits, $options);
+        }        
+        
+        // NOTE _query is the WHERE condition as an array
+        $collection = $this->_conn;
+        $documents = $collection->find($this->_query, $db_options);
+
+        // Calculate the total number of documents in the collection
+        $this->_total = $collection->countDocuments($this->_query);
+
+        $result = new \stdClass();
+        $result->page = $this->_page;
+        $result->limit = $this->_limit;
+        $result->total = $this->_total;
+        $result->data = $documents;
+
+        return $result;
     }
 
     public function get_data(int $limit = 10, int $page = 1) {
-        $this->_limit = $limit;
+        $this->_limit = $this->set_limit($limit);
         $this->_page = $page;
 
         if ($this->_limit === 0) {
@@ -52,14 +94,30 @@ class paginate {
 
         return $result;
     }
+    
+    public function use_hash_routes(string $url): void {
+        $this->_url = $url;
+        $this->_url_limit = "/";
+        $this->_url_page = "/";
+    }
+
+    public function use_get_routes(string $url = ""): void {
+        $this->_url = $url;
+        $this->_url_limit = "?limit=";
+        $this->_url_page = "&page=";
+    }
+
+    private function do_href(int $limit, int $page): string {
+        return 'href="' . $this->_url . $this->_url_limit . $limit . $this->_url_page . $page . '"';
+    }
 
     public function create_links(int $links = 7, string $list_class = "ui pagination menu", string $item = "item") {
-        if ($this->_limit === 0) {
+        $last = ceil($this->_total / $this->_limit);
+        
+        if ($this->_limit === 0 || $last < 2) {
             return '';
         }
 
-        $last = ceil($this->_total / $this->_limit);
-
         $start = ( ( $this->_page - $links ) > 0 ) ? $this->_page - $links : 1;
         $end = ( ( $this->_page + $links ) < $last ) ? $this->_page + $links : $last;
 
@@ -68,25 +126,25 @@ class paginate {
         $class = ( $this->_page == 1 ) ? "disabled " : "";
         $item = " " . $item;
         
-        $html .= '<a class="' . $class . $item . '" href="?limit=' . $this->_limit . '&page=' . ( $this->_page - 1 ) . '">&laquo;</a>';
+        $html .= '<a class="' . $class . $item . '" ' . $this->do_href($this->_limit, $this->_page - 1) . '>&laquo;</a>';
 
         if ($start > 1) {
-            $html .= '<a class="' . $item . '" href="?limit=' . $this->_limit . '&page=1">1</a>';
+            $html .= '<a class="' . $item . '" ' . $this->do_href($this->_limit, 1) .'>1</a>';
             $html .= '<div class="disabled' . $item . '"><span>...</span></div>';
         }
 
         for ($i = $start; $i <= $end; $i++) {
             $class = ( $this->_page == $i ) ? "active" : "";
-            $html .= '<a class="' . $class . $item . '" href="?limit=' . $this->_limit . '&page=' . $i . '">' . $i . '</a>';
+            $html .= '<a class="' . $class . $item . '" ' . $this->do_href($this->_limit, $i) . '>' . $i . '</a>';
         }
 
         if ($end < $last) {
-            $html .= '<div class="disabled item"><span>...</span></div>';
-            $html .= '<a class="' . $class . $item . '" href="?limit=' . $this->_limit . '&page=' . $last . '">' . $last . '</a>';
+            $html .= '<div class="disabled' . $item . '"><span>...</span></div>';
+            $html .= '<a class="' . $class . $item . '" ' . $this->do_href($this->_limit, $last) . '>' . $last . '</a>';
         }
 
         $class = ( $this->_page == $last ) ? "disabled" : "";
-        $html .= '<a class="' . $class . $item . '" href="?limit=' . $this->_limit . '&page=' . ( $this->_page + 1 ) . '">&raquo;</a>';
+        $html .= '<a class="' . $class . $item . '" ' . $this->do_href($this->_limit, $this->_page + 1) . '>&raquo;</a>';
 
         $html .= '</div>';
 
@@ -105,14 +163,14 @@ class paginate {
 
         // Prev. Page
         $class = ( $this->_page == 1 ) ? "disabled" : "";
-        $href = ( $this->_page == 1 ) ? "" : 'href="?limit=' . $this->_limit . '&page=' . ( $this->_page - 1 ) . '"' ;
+        $href = ( $this->_page == 1 ) ? "" : $this->do_href($this->_limit, $this->_page - 1 );
         $html .= '<a class="' . $class . ' item" ' . $href . '>&laquo;</a>';
 
         $html .= $this->create_jump_menu();
         
         // Next Page
         $class = ( $this->_page == $last ) ? "disabled" : "";
-        $href = ( $this->_page == $last ) ? "" : 'href="?limit=' . $this->_limit . '&page=' . ( $this->_page + 1 ) . '"';
+        $href = ( $this->_page == $last ) ? "" : $this->do_href($this->_limit, $this->_page + 1 );
         $html .= '<a class="' . $class . ' item" ' . $href . '>&raquo;</a>';
         
         return $html;
@@ -125,7 +183,7 @@ class paginate {
         for($i=1; $i <= $last; $i++) {
           $option .= ($i == $this->_page) ? "<option value=\"{$i}\" selected>Page {$i}</option>\n":"<option value=\"{$i}\">Page {$i}</option>\n";
         }
-        return "<label>{$label}<select class=\"{$item}\" onchange=\"window.location='?limit={$this->_limit}&page='+this[this.selectedIndex].value;return false;\">"
+        return "<label>{$label}<select class=\"{$item}\" onchange=\"window.location='". $this->_url . $this->_url_limit . $this->_limit . $this->_url_page . "'+this[this.selectedIndex].value;return false;\">"
             . "{$option}</select>"
             . "{$end_label}</label>\n";
     }
@@ -145,8 +203,53 @@ class paginate {
           $items = "<option selected value=\"{$this->_limit}\">{$this->_limit}</option>\n" . $items;
         }
         
-        return "<label>{$label}<select class=\"{$item}\" onchange=\"window.location='?page=1&limit='+this[this.selectedIndex].value;return false;\">{$items}</select>"
+        $my_page = str_replace("&", "?", $this->_url_page);
+        $my_limit = str_replace("?", "&", $this->_url_limit);
+        
+        return "<label>{$label}<select class=\"{$item}\" onchange=\"window.location='". $my_page . "1" . $my_limit . "'+this[this.selectedIndex].value;return false;\">{$items}</select>"
         . "{$end_label}</label>\n";
     }
     
 }
+
+/*
+ * mongo db
+    $limit = $_GET['limit'] ?? 18;
+    $page = $_GET['page'] ?? 1;
+    $url = "#pages/bill";
+    $query = [ 'user_id' => (string) $user_id ];
+    $mongo_options = [ 'projection' => [ 'billing' => 1 ]]; 
+
+    $pag = new paginate($collection, $query, "mongodb");
+    $r = $pag->mongo_get_data($limit, $page, $mongo_options);
+    $pag->use_hash_routes($url);
+
+    foreach ($r->data as $bill) {
+        echo $bill;
+    }
+
+    echo $pag->create_links();
+ */
+
+
+/* 
+ * css
+ * 
+.pagination {
+  display: inline-block;
+}
+
+.pagination a {
+  color: black;
+  float: left;
+  padding: 8px 16px;
+  text-decoration: none;
+}
+
+.pagination a.active {
+  background-color: #4CAF50;
+  color: white;
+}
+
+.pagination a:hover:not(.active) {background-color: #ddd;}
+ */
\ No newline at end of file