js/forms.js

   1 /* vim: set ts=4 tw=0 sw=4 noet: */
   2
   3 function updateRowsPerPage() {
   4     var pos;
   5     var url;
   6     var base;
   7     var href;
   8     var link = document.getElementsByTagName('a');
   9     var found = false;
  10     var rowsPerPage = document.getElementById("rows");
  11
  12     if (rowsPerPage.value == '') {
  13         rowsPerPage.value = '20';
  14     }
  15     for (var i = 0; i < link.length; i++) {
  16         url = link[i].href;
  17         pos = url.search('rowsperpage');
  18         if (pos >= 0) {
  19             found = true;
  20             base = url.slice(0, pos);
  21             href = base + 'rowsperpage=' + rowsPerPage.value;
  22             link[i].href = href;
  23         }
  24     }
  25     if (found == false) {
  26         pos = location.href.search('rowsperpage');
  27         if (pos >= 0) {
  28             base = location.href.slice(0, pos);
  29         } else {
  30             base = location.href;
  31         }
  32         if (base.charAt(base.length - 1) == '?') {
  33             href = base + 'rowsperpage=' + rowsPerPage.value;
  34         } else {
  35             href = base + '?rowsperpage=' + rowsPerPage.value;
  36         }
  37     } else {
  38         pos = location.href.search('rowsperpage');
  39         base = location.href.slice(0, pos);
  40         href = base + 'rowsperpage=' + rowsPerPage.value;
  41     }
  42     location.href = href;
  43 }