window.addEvent('domready', function() {  
  $$('.mainlevelwsp_obr_menu img').each(function(el) {   
    var cloneimg = el.clone().injectAfter(el);        
    var temp = cloneimg.getProperty('src');       
    var cloneimgsrc = cloneimg.getProperty('src').replace('.jpg', '_hover.jpg');       
    el.setProperty('src', cloneimgsrc);    
    cloneimg.setProperty('src', temp);
    el.setStyle('opacity','1');
     
    var fx = new Fx.Style(cloneimg,'opacity', { duration:400, wait:false});
    var fx2 = new Fx.Style(cloneimg,'opacity', { duration:700, wait:false}); 
    cloneimg.addEvent('mouseenter', function(){ fx.start( '0.0' ); fx2.stop(); });
    cloneimg.addEvent('mouseleave', function(){ fx2.start( '1'  ); fx.stop(); });     
  }); 
  
  
    
  
 
 
 
 
   $$('.submenuwspolpraca').each(function(el) {    
    el.addEvent('mouseenter', function(){
                                          el.setProperty('class','bover submenuwspolpraca');
                                          document.getElementById('submenuwspolpraca').style.display = "block";
                                          
                                          });
    el.addEvent('mouseleave', function(){
                                          el.setProperty('class','boff submenuwspolpraca');
                                          document.getElementById('submenuwspolpraca').style.display = "none";
                                          });     
  }); 
  
 
 
 
 
 
   
  
  $$('.submenuzespol').each(function(el) {    
    el.addEvent('mouseenter', function(){
                                          el.setProperty('class','bover submenuzespol');
                                          document.getElementById('submenuzespol').style.display = "block";
                                          });
    el.addEvent('mouseleave', function(){
                                          el.setProperty('class','boff submenuzespol');
                                          document.getElementById('submenuzespol').style.display = "none";
                                          });     
  });
 
 
 
 
 
 
 
 
   $$('.boff').each(function(el) {    
    el.addEvent('mouseenter', function(){
                                          el.setProperty('class','bover');
                                          
                                          
                                          });
    el.addEvent('mouseleave', function(){
                                          el.setProperty('class','boff');
                                          
                                          });     
  }); 
  
  $$('.bon').each(function(el) {    
    el.addEvent('mouseenter', function(){
                                          el.setProperty('class','bover');
                                           
                                          });
    el.addEvent('mouseleave', function(){
                                          el.setProperty('class','bon');
                                           
                                          });     
  });
  
  $$('#active_menuwsp_obr_menu img').each(function(el) {  
     $$('.fotka').each(function(eli) {
      //eli.set('class', 'fotka');
      var cloneimg = el.clone().injectInside(eli);
      var temp = el.getProperty('src');   
      var cloneimgsrc = temp.replace('.jpg', '_big.jpg');
      cloneimgsrc = cloneimgsrc.replace('_hover_big.jpg', '_big.jpg');
      cloneimg.setProperty('src', cloneimgsrc); 
      //cloneimg.set('class', 'fotka');
    });  
    el.remove();       
  });
    
  $$('#active_menuwsp_obr_menu').each(function(el){
    el.remove(); 
    });
  
  $$('body').each(function(el){
    el.setStyle('opacity','0.0');
    var fx = new Fx.Style(el,'opacity', { duration:600, wait:false});
    fx.start( '1' );   
  });    
});