first import

sites/all/modules/backup_migrate/backup_migrate.js

@@ -0,0 +1,59 @@
+
+(function ($) {
+Drupal.backup_migrate = {
+  callbackURL : "",  
+  autoAttach  : function() {
+    if (Drupal.settings.backup_migrate !== undefined) {
+      if ($("#edit-save-settings").length && !$("#edit-save-settings").attr("checked")) {
+        // Disable input and hide its description.
+        // Set display none instead of using hide(), because hide() doesn't work when parent is hidden.
+        $('div.backup-migrate-save-options').css('display', 'none');
+      }
+  
+      $("#edit-save-settings").bind("click", function() {
+        if (!$("#edit-save-settings").attr("checked")) {
+          $("div.backup-migrate-save-options").slideUp('slow');
+        }
+        else {
+          // Save unchecked; enable input.
+          $("div.backup-migrate-save-options").slideDown('slow');
+        }
+      });
+
+      $('select[multiple]').each(function() {
+          $(this).after(
+            $('<div class="description backup-migrate-checkbox-link"></div>').append(
+              $('<a href="javascript:null;"></a>').text(Drupal.settings.backup_migrate.checkboxLinkText).click(function() {
+                Drupal.backup_migrate.selectToCheckboxes($(this).parents('.form-item').find('select'));
+              })
+            )
+          );
+        }
+      );
+    }
+  },
+
+  selectToCheckboxes : function($select) {
+    var field_id = $select.attr('id');
+    var $checkboxes = $('<div></div>').addClass('backup-migrate-tables-checkboxes');
+    $('option', $select).each(function(i) {
+      var self = this;
+      $box = $('<input type="checkbox" class="backup-migrate-tables-checkbox">').bind('change click', function() {
+        $select.find('option[value="'+self.value+'"]').attr('selected', this.checked);
+        if (this.checked) {
+          $(this).parent().addClass('checked');
+        }
+        else {
+          $(this).parent().removeClass('checked');
+        }
+      }).attr('checked', this.selected ? 'checked' : '');
+      $checkboxes.append($('<div class="form-item"></div>').append($('<label class="option backup-migrate-table-select">'+this.value+'</label>').prepend($box)));
+    });
+    $select.parent().find('.backup-migrate-checkbox-link').remove();
+    $select.before($checkboxes);
+    $select.hide();
+  }
+}
+
+$(document).ready(Drupal.backup_migrate.autoAttach);
+})(jQuery);