} elseif ($id1 > $id_multidoc) {
             break;
         }
     }
 }
 //  print_r($array_corres);
 $margin_left = 10;
 $margin_top = 10;
 $x1 = $margin_top + 30;
 $y1 = 0 + $margin_left;
 $lg = 1000;
 $ecart = 300;
 $x2 = $x1 + $ecart;
 $y2 = $y1;
 $line1 = Tool_svg::space($y1, $x1, $lg);
 $line2 = Tool_svg::space($y2, $x2, $lg);
 //$inter1 = Tool_svg::inter($y1,$x1,$lg,$margin_left,$borne_min,$borne_max);
 $inter1 = Tool_svg::inter($y1, $x1, $lg, $margin_left, $borne_min, $borne_max);
 $inter2 = Tool_svg::inter($y2, $x2, $lg, $margin_left, 0, 1);
 $links = "";
 $val_max = max($array_corres);
 foreach ($array_corres as $k2 => $nb_occ) {
     if ($val_max == 0) {
         $val = $ecart;
     } else {
         $val = $ecart - $nb_occ / $val_max * $ecart + $x1;
     }
     $links .= Tool_svg::barre($y1, $x1, $y2, $x2, $lg, $margin_left, $k2, $val);
 }
 $out_svg = "<svg version=\"1.1\"\n     baseProfile=\"full\"\n     xmlns=\"http://www.w3.org/2000/svg\">\n\n  {$line1}\n  {$line2}\n\n  {$inter1}\n  {$inter2}\n\n  {$links}\n</svg>\n";
 Tool_files::file_write($out_file, $out_svg);