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function gengo_language_remove(id) {
$('gengo_available_languages').appendChild(document.getElementById('gengo_language_' + id));
$('gengo_control_set_' + id).innerHTML = '<a class="gengo_element_control" href="#" onclick="return gengo_language_add(' + id + ');">' + add_message + '</a>';
return false;
}
function gengo_language_add(id) {
var node = document.getElementById('gengo_language_' + id)
$('gengo_viewing_languages').appendChild(node);
$('gengo_control_set_' + id).innerHTML = '<a class="gengo_element_control" name="up" href="#" onclick="return gengo_language_move_up(' + id + ');">' + up_message + '</a> <a class="gengo_element_control" href="#" onclick="return gengo_language_move_down(' + id + ');">' + down_message + '</a> <a class="gengo_element_control" href="#" onclick="return gengo_language_remove(' + id + ');">' + x_message + '</a>';
return false;
}
// gengo_create_cookie modified from code found at quirksmode.org
function gengo_create_cookie(name, value) {
var date = new Date();
date.setTime(date.getTime() + 30000000);
var expires = "; expires=" + date.toGMTString();
document.cookie = name + "=" + value + expires + "; path=" + cookie_path;
}
function gengo_language_save() {
var nodes = $('gengo_viewing_languages').childNodes;
var code_string = '';
var relocation_string = '';
for (var i = 0; i < nodes.length; i++) {
if (nodes[i].tagName == 'LI') {
var id = nodes[i].id.substr('gengo_language_'.length);
if (code_string != '') code_string += encoded_divider;
if (relocation_string != '') relocation_string += language_divider;
code_string += language_codes[id];
relocation_string += language_codes[id];
}
}
if ('' == code_string) {
alert(save_error_message);
} else {
gengo_create_cookie(cookie_name, code_string);
window.location = site_home + '/' + relocation_string + '/';
}
return false;
}
function gengo_language_reset() {
var viewable_codes = original_codes.split(language_divider);
var other_codes = viewable_codes.diff(language_codes);
var language_id;
for (var i = 0; i < viewable_codes.length; i++) {
language_id = language_ids[viewable_codes[i]];
gengo_language_add(language_id);
}
for (var i = 0; i < other_codes.length; i++) {
language_id = language_ids[other_codes[i]];
gengo_language_remove(language_id);
}
return false;
}
function gengo_switch_summary(summary_id) {
if (current_id == summary_id) return false;
$('gengo_summary_' + current_id).style.display = 'none';
$('gengo_summary_' + summary_id).style.display = 'block';
current_id = summary_id;
}
// From: http://www.mozilla.org/docs/dom/technote/whitespace/
function is_all_ws(nod) {
return !(/[^\t\n\r ]/.test(nod.data));
}
function is_ignorable(nod) {
return (nod.nodeType == 8) || ((nod.nodeType == 3) && is_all_ws(nod));
}
function findPrevNode(node) {
while ((node = node.previousSibling)) {
if (!is_ignorable(node)) return node;
}
return null;
}
function findNextNode(node) {
while ((node = node.nextSibling)) {
if (!is_ignorable(node)) return node;
}
return null;
}
// from: http://www.xs4all.nl/~zanstra/logs/jsLog.htm
function DOMNode_swapNode(n1,n2) {
n1.parentNode.insertBefore(n2.parentNode.removeChild(n2),n1);
}
function gengo_language_move_up(id) {
var node = $('gengo_language_' + id);
var previous_node = findPrevNode(node);
if (previous_node) {
DOMNode_swapNode(previous_node, node);
}
return false;
}
function gengo_language_move_down(id) {
var node = $('gengo_language_' + id);
var next_node = findNextNode(node);
if (next_node) {
DOMNode_swapNode(node, next_node);
}
return false;
}
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