var edera_pos=-255;
    var actual_z=101;
    contenitore_slide=prendiElementoDaId("mainimage");
    slide_1=prendiElementoDaId("slide1");
    var slide_pos=0;
    var currentSlide=1;
    if(slides<2) currentSlide=1;
    var previousSlide=1;
    function edera(){
      if(edera_pos<0){
        prendiElementoDaId("edera").style.top=edera_pos+"px";
        edera_pos+=10;
      }
      else window.clearInterval(to);  
    }
    //window.onload=function(){to=self.setInterval("edera()", 1)};
    function edera1(){
      if(slide_pos<1){
        prendiElementoDaId("slide"+currentSlide).style.opacity=slide_pos;
        if ((navigator.userAgent.indexOf("MSIE") != -1) && (navigator.userAgent.indexOf("Windows") != -1)) prendiElementoDaId("slide"+currentSlide).filters.alpha.opacity=(slide_pos*100);
        slide_pos+=0.01;
      }
      else {
        window.clearInterval(to2);
        //prendiElementoDaId(mySlides[previousSlide]).style.top="300px";
        //prendiElementoDaId("slide-anchor").href=myAnchors[currentSlide];
        //prendiElementoDaId("slide-anchor").title=myAnchorsTitle[currentSlide];
        prendiElementoDaId("slide"+previousSlide).style.zIndex="0";
        prendiElementoDaId("slide"+previousSlide).style.opacity="0";
        if ((navigator.userAgent.indexOf("MSIE") != -1) && (navigator.userAgent.indexOf("Windows") != -1)) prendiElementoDaId("slide"+previousSlide).filters.alpha.opacity=0;
        to1=self.setInterval("edera2()", 7800);
        slide_pos=0;
      }    
    }
    function edera2(){
      window.clearInterval(to1);
      previousSlide=currentSlide;
      if(currentSlide==slides) currentSlide=1;
      else currentSlide++;  
      //prendiElementoDaId(mySlides[currentSlide]).style.top="300px";
      prendiElementoDaId("slide"+currentSlide).style.zIndex=actual_z;
      actual_z++;
      to2=self.setInterval("edera1()", 1);
    }
    if(slides>=2) window.onload=function(){to1=self.setInterval("edera2()", 7800)};