Uzanto:Marek Mazurkiewicz/MyLanguages.js

function myLanguages() {

   if (typeof(mylangsArray) == "undefined") //user didn't define array of languages
       return;

   var first; //element to insert before
   
   for (var i = 0; i < mylangsArray.length; i++)
   {
       var els = $(".interwiki-"+mylangsArray[i]); 
       
       if (els.length == 0) //interwiki not found
           continue; 
           
       var parent = els[0].parentNode; 
                  
       if (!first) //first loop run
           first = parent.firstChild;
                     
       for (var n = 0; n < els.length; n++)
       {
           els[n].style.fontWeight = "bold"; 
       
           if (first == els[n]) //don't move element before itself
               first = first.nextSibling; 
           else
               parent.insertBefore(els[n], first); 
       }
   }

}

$(document).ready(myLanguages);