"title", "content", "icon", "accesskey", "weight"
"Insert/edit link", "php:
$imce_url = function_exists(\'imce_menu\') && user_access(\'access imce\') ? url(\'imce/browse\') : \'\';

return \"js:
var B = eDefBrowseButton(\'$imce_url\', \'attr_href\', \'Browse\', \'link\');
var form = [
 {name: \'href\', title: \'Link href\', suffix: B},
 {name: \'title\', title: \'Title text\'}
];
eDefTagDialog(\'a\', form, \'Insert/edit link\', \'OK\');
\";", "link.png", "L", "-10"