/***************   GALLERY   *******************************/

function image_view(link) {
   var image_url = link.href;
   if (image_url) {
      var div = document.createElement('div');
      div.className = 'image_zoom';
      div.id = 'image_zoom';
      var image = new Image();
      image.src = image_url;
      div.appendChild(image);
      link.parentNode.parentNode.parentNode.parentNode.parentNode.appendChild(div);
   }
}

function image_hide() {
   var div = document.getElementById('image_zoom');   
   if (div) {
      div.parentNode.removeChild(div);
   }
}



/***************   NEWS MENU   *******************************/

function change_news_menu(page) {
   var i;
   var menu_pages = document.getElementById('news_menu_pages');
   if (menu_pages) {
      var a_pages = menu_pages.getElementsByTagName('a');
      if (a_pages.length) {
         for (i=0 ; i<a_pages.length ; i++) {
            a_pages[i].className = '';
         }
      }
      var new_menu_page = document.getElementById('news_menu_page'+page);
      if (new_menu_page) {
         new_menu_page.className = 'selected'; 
      }
   }
   var uls = document.getElementsByTagName('ul');
   if (uls.length) {
      for (i=0;i<uls.length;i++) {
         if (uls[i].className=='news_menu') {
            uls[i].style.display = 'none';
         }
      }
      var new_menu = document.getElementById('news_menu'+page);
      if (new_menu) {
         new_menu.style.display = 'block'; 
      }
   }
}

            

/***************   MENU   *******************************/

var menu_timeout_value = 700;
var menu_timeout;

function show_menu(id) {
   stop_menu_timer();
   var this_menu = document.getElementById(id);
   if (this_menu) {
      this_menu.style.display='block';
   }
}

function show_submenu(id) {
   var this_menu = document.getElementById(id);
   if (this_menu) {
      this_menu.style.display='block';
   }
}

function stop_menu_timer() {
   if (menu_timeout) {
      clearTimeout(menu_timeout);
   }
}

function hide_menus() {
   var uls = document.getElementsByTagName('ul');
   for (var i=0 ; i<uls.length ; i++) {
      if (uls[i].className=='submenu') {
         uls[i].style.display='none';
      }
   }
}



/**************    Lang Images   *********************************/
var i_fr_on = new Image();
i_fr_on.src = 'images/flag-fr-on.gif';
var i_en_on = new Image();
i_en_on.src = 'images/flag-en-on.gif';
var i_de_on = new Image();
i_de_on.src = 'images/flag-de-on.gif';


function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}