diff --git a/export/solicitudes_excel.php b/export/solicitudes_excel.php
new file mode 100644
index 0000000..1fd4c38
--- /dev/null
+++ b/export/solicitudes_excel.php
@@ -0,0 +1,140 @@
+<?php
+
+$fecha = date('d_m_Y');
+header("Content-Type: application/vnd.openxmlformats-officedocument.spreadsheetml.sheet");
+header("Content-Disposition: attachment;filename=horario_$fecha.xlsx");
+header("Cache-Control: max-age=0");
+
+require_once "../vendor/autoload.php";
+
+use PhpOffice\PhpSpreadsheet\Spreadsheet;
+use PhpOffice\PhpSpreadsheet\Style\Border;
+use PhpOffice\PhpSpreadsheet\Style\Color;
+use PhpOffice\PhpSpreadsheet\Style\Fill;
+use PhpOffice\PhpSpreadsheet\Style\Alignment;
+use PhpOffice\PhpSpreadsheet\IOFactory;
+
+
+$fecha_ini = $_POST["fecha_inicial"];
+$fecha_fin = $_POST["fecha_final"];
+
+//Reposiciones
+$repEdo_rs = $db->query('SELECT * FROM fs_estado_reposicion' );
+
+$repoParams = array();
+
+if($user->rol["rol_id"] == 9){//es coordinador
+    $query .= ":facultad, ";
+    $repoParams[":facultad"] = $user->facultad["facultad_id"];
+}else{//supervisor
+    $query .= "NULL, ";
+}
+if(isset($_POST["prof"]) ){
+    $query .= ":prof,";
+    $profesor = trim($_POST["prof"]);//limpia texto
+    $repoParams[":prof"] = $profesor;
+}else{
+    $query .= "NULL,";
+}
+$query .= ":f_ini, :f_fin, ";
+
+$spreadsheet = new Spreadsheet();
+
+// Set document properties
+$spreadsheet->getProperties()->setCreator('Universidad La Salle')
+    ->setLastModifiedBy('Universidad La Salle')
+    ->setTitle('Solicitudes')
+    ->setDescription('Reporte de solicitudes.');
+
+$headerStyle = new Style();
+$headerStyle->applyFromArray(
+    [
+        'fill' => [
+            'fillType' => Fill::FILL_SOLID,
+            'color' => ['argb' => 'FF001d68'],
+        ],
+        'borders' => [
+            'bottom' => ['borderStyle' => Border::BORDER_THIN],
+            'right' => ['borderStyle' => Border::BORDER_MEDIUM],
+        ],
+        'font' => [
+            'bold'  =>  true,
+            'color' => ['argb' => 'FFFFFFFF'],
+        ]
+    ]
+);
+
+$row_base = 6;
+
+$i=0;
+foreach($repEdo_rs as $redo){
+    $row = $row_base;
+    $spreadsheet->setActiveSheetIndex($i);
+    //crea imagen 
+    $drawing = new \PhpOffice\PhpSpreadsheet\Worksheet\Drawing();
+    $drawing->setName('La Salle');
+    $drawing->setDescription('La Salle');
+    $drawing->setPath('../imagenes/logo.png'); // put your path and image here
+    $drawing->setCoordinates('A1');
+    $drawing->setHeight(100);
+    $drawing->setOffsetX(10);
+    //agrega imagen
+    $drawing->setWorksheet($spreadsheet->getActiveSheet());
+
+    $spreadsheet->getActiveSheet()
+        ->setCellValue('A'.$row, 'Estado')
+        ->setCellValue('B'.$row, 'Tipo')
+        ->setCellValue('C'.$row, 'Profesor')
+        ->setCellValue('D'.$row, 'Materia')
+        ->setCellValue('E'.$row, 'Grupo')
+        ->setCellValue('F'.$row, 'Fecha falta')
+        ->setCellValue('G'.$row, 'Fecha reposición')
+        ->setCellValue('H'.$row, 'Salón');
+
+    $repoParams[":edo"]=$redo["estado_reposicion_id"];
+    if($user->rol["rol_id"] == 7){//es supervisor
+        $repoParams[":sup"] = $user->user["id"];
+        $solicitudes_rs = $db->query('SELECT * FROM fs_solicitud(NULL, '.$query.':edo, NULL, :sup) ', $repoParams );
+    }else{
+        $solicitudes_rs = $db->query('SELECT * FROM fs_solicitud(NULL, '.$query.':edo, NULL, NULL) ', $repoParams );
+    }
+    
+
+    $spreadsheet->setActiveSheetIndex($sheet)->setTitle($redo["estado_nombre"]);
+    if(isset($solicitudes_rs) && count($solicitudes_rs)>0){
+        foreach($solicitudes_rs as $reposicion){
+
+            $sheet = $spreadsheet->getActiveSheet();
+            $sheet->setCellValue('A'.$row, $reposicion["estado_nombre"]);
+            $sheet->setCellValue('B'.$row, $reposicion["solicitudtipo_nombre"]);
+            $sheet->setCellValue('C'.$row, $reposicion["profesor_clave"]." - ".$reposicion["profesor_nombre"]);
+            $sheet->setCellValue('D'.$row, $reposicion["materia_nombre"]);
+            if($reposicion["horario_grupo"]!="")
+                $sheet->setCellValue('E'.$row, $reposicion["grupo_nombre"]);
+            
+            if($reposicion["fecha_clase"]!=""){
+                $sheet->setCellValue('F'.$row, $fechaI." ".substr($reposicion["horario_hora"],0, 5));
+            }
+                    
+            $fechaF = date("d/m/Y", strtotime($reposicion["fecha_nueva"]));
+            $sheet->setCellValue('G'.$row, $fechaF." ".substr($reposicion["hora_nueva"],0, 5)." a ".substr($reposicion["hora_nueva_fin"],0, 5));
+                    
+            if($reposicion["salon_id"] != ""){
+                $salon_json = json_decode($reposicion["salon_array"], true);
+                $sheet->setCellValue('H'.$row, $salon_json[count($salon_json)-1]);
+            }else
+                $sheet->setCellValue('H'.$row, "Pendiente");
+            $row++;
+                    
+        }//foreach
+    }//if
+    $i++;
+}
+$spreadsheet->setActiveSheetIndex(0);
+
+foreach ($sheet->getColumnIterator() as $column) {
+    $sheet->getColumnDimension($column->getColumnIndex())->setAutoSize(true);
+}
+
+$writer = IOFactory::createWriter($spreadsheet, 'Xlsx');
+$writer->save('php://output');
\ No newline at end of file
diff --git a/solicitudes_autorizar.php b/solicitudes_autorizar.php
index cd4f7b0..c224983 100644
--- a/solicitudes_autorizar.php
+++ b/solicitudes_autorizar.php
@@ -87,7 +87,7 @@ if($user->periodo_id!= ""){
     $repEdo_rs = $db->query('SELECT * FROM fs_estado_reposicion' );
 
     $repoParams = array();
-    $asigParams = array();
+    
     $query = "";
 
     if($user->rol["rol_id"] == 9){//es coordinador
@@ -104,7 +104,7 @@ if($user->periodo_id!= ""){
         $query .= "NULL,";
     }
     $query .= ":f_ini, :f_fin, ";
-    $queryAsig = ":f_ini, :f_fin,";
+    
 
 
     $date = DateTime::createFromFormat('d/m/Y', $fecha_ini);
@@ -115,9 +115,6 @@ if($user->periodo_id!= ""){
     $repoParams[":f_ini"] = $fecha_ini_db;
     $repoParams[":f_fin"] = $fecha_fin_db;
     $repoParams[":edo"] = 1;//se sobreescribe
-
-    $asigParams[":f_ini"] = $fecha_ini_db;
-    $asigParams[":f_fin"] = $fecha_fin_db;
 }
 ?>
 <!DOCTYPE html>
@@ -196,10 +193,12 @@ if($user->periodo_id!= ""){
                 <button type="submit" class="btn btn-outline-primary mr-2" id="btn-buscar"><span class="ing-buscar ing-fw"></span> Buscar</button>
                 <button type="button" class="btn btn-outline-danger" onclick="window.location.href = window.location.href"><span class="ing-borrar ing-fw"></span> Limpiar</button>
             </div>
-
-            <!--<p class="text-right">
-                <button class="btn btn-secondary" id="exportar"><span class="ing-descargar"></span>Descargar xls</button>
-            </p>-->
+            
+            <form action="./export/solicitudes_excel.php" >
+                <p class="text-right">
+                    <button class="btn btn-secondary" id="exportar"><span class="ing-descargar"></span>Descargar xls</button>
+                </p>
+            </form>
         </form>
 
         
@@ -226,7 +225,6 @@ if($user->periodo_id!= ""){
                 <?php
 
                 $repoParams[":edo"]=$redo["estado_reposicion_id"];
-                $asigParams[":edo"]=$redo["estado_reposicion_id"];
                 if($user->rol["rol_id"] == 7){//es supervisor
                     $repoParams[":sup"] = $user->user["id"];
                     $solicitudes_rs = $db->query('SELECT * FROM fs_solicitud(NULL, '.$query.':edo, NULL, :sup) ', $repoParams );