php create excell tremplate and upload

[RCrizt]

is there posible way to create a excel template and upload it again to your system?

//==TO DOWNLOAD FILE (.xls)

header("Content-type: application/octet-stream");

header("Content-Disposition: attachment; filename=excelfile.xls"); 
header("Pragma: no-cache");
header("Expires: 0");



//===TO upload the file (excelfile.xls)
// include class file
    include 'reader.php';

    // initialize reader object
    $excel = new Spreadsheet_Excel_Reader();

    // read spreadsheet data
    $excel->read('s.xls');    

    // iterate over spreadsheet cells and print as HTML table
    $x=1;
    while($x<=$excel->sheets[0]['numRows']) {
      echo "\t<tr>\n";
      $y=1;
      while($y<=$excel->sheets[0]['numCols']) {
        $cell = isset($excel->sheets[0]['cells'][$x][$y]) ? $excel->sheets[0]['cells'][$x][$y] : '';
        echo "\t\t<td>$cell</td>\n";  
        $y++;
      }  
      echo "\t</tr>\n";
      $x++;
    }

error message:

file cannot be read.