// global vars
img_pas_markup = '_pas';
img_act_markup = '_act';
img_sel_markup = '_sel';


function submit_form(to)
  {
  if (document.form)
    {
    document.form.action=to;
    document.form.submit();
    }
  else
    location.href=to;
  }

// startup function
function init(sel)
  {
  // preload rollover images
  preload_img();
  loaded = true;

  select_nav(sel);
  }

// show browser status text
function wst(a)
  {
  window.status = a;
  return true;
  }

// make the navigation button look selected
function select_nav(sel)
  {
  var elm = document.images[sel];
  if(!elm) return;
  elm.src = switch_img_path(elm.src,'sel');
  a_sel_img['default'] = {img:sel,layer:''};
  }

// check the given path and changes it with act/pas
function switch_img_path(my_source,mode)
  {
  var pos_pas = my_source.indexOf(img_pas_markup+'.');
  var pos_act = my_source.indexOf(img_act_markup+'.');
  var pos_sel = my_source.indexOf(img_sel_markup+'.');
  var suffix  = my_source.substring(my_source.lastIndexOf('.'),my_source.length);

  var pos = (pos_sel>0) ? pos_sel : (pos_act>0) ? pos_act : pos_pas;
  var end = (mode=='sel') ? img_sel_markup : (mode=='act') ? img_act_markup : img_pas_markup;

  var new_source = my_source.substring(0,pos)+end+suffix;
  if(new_source==my_source) return false;
  return new_source;
  }



var new_language
var old_url
var parsed_url

function switch_language(new_language)
  {
  old_url = window.location.href;
  if (new_language=='e')
    {
    parsed_url = old_url.replace(/\/d\//, '\/e\/');
    parsed_url = parsed_url.replace(/detail/, 'index');

    }

  if (new_language=='d')
    {
    parsed_url = old_url.replace(/\/e\//, '\/d\/');
    parsed_url = parsed_url.replace(/detail/, 'index');
    } 

  window.location.href = parsed_url;
  }