js/forms.js

   1 /* vim: set ts=4 tw=4 sw=4 noet: */
   2
   3 function updateRowsPerPage() {
   4     var rowsPerPage = document.getElementById("rows");
   5     var form = document.getElementById("rowsForm");
   6     var found = false;
   7     var link = document.getElementsByTagName('a');
   8     for (var i = 0; i < link.length; i++) {
   9         var url = link[i].href;
  10         var pos = url.search('rowsperpage');
  11         if (pos >= 0) {
  12             found = true;
  13             var base = url.slice(0, pos);
  14             var href = base + 'rowsperpage=' + rowsPerPage.value;
  15             link[i].href = href;
  16         }
  17     }
  18     if (found == false) {
  19         /* current page has rows < current rows per page */
  20         var href = location.href + '?rowsperpage=' + rowsPerPage.value;
  21         alert(href);
  22         form.action = href;
  23         form.submit();
  24     }
  25     return false;
  26 }