/* Changer config */
  var changeInterwal=4; //sec
  var stepOpacity=0.02;
  var stepInterwal=30;
  var changeItems=5

/* Changer vars */
  var changeLayer=0;
  var changeCounter=0;
  var changeOpacity=1;

    function changeOpacityBySteps() {
	var element=document.getElementById('foto-changer0');
	if (changeLayer==0) {
	    changeOpacity=changeOpacity-stepOpacity;
	    element.style.opacity=changeOpacity;
	    element.style.filter='alpha(opacity='+(changeOpacity*100)+')';
	    if (changeOpacity>0) {
		timerID=setTimeout('changeOpacityBySteps()',stepInterwal);
	    } else {
		changeCounter=(changeCounter+1)%changeItems;
		element.style.display='none';
		element.className='foto'+changeCounter;
		changeLayer=1;
	        timerID=setTimeout('changeOpacityBySteps()',1000*changeInterwal);
	    }
	} else {
	    element.style.display='block';
	    changeOpacity=changeOpacity+stepOpacity;
	    element.style.opacity=changeOpacity;
	    element.style.filter='alpha(opacity='+(changeOpacity*100)+')';

	    if (1>changeOpacity) {
	        timerID=setTimeout('changeOpacityBySteps()',stepInterwal);
	    } else {
		changeCounter=(changeCounter+1)%changeItems;
		document.getElementById('foto-changer1').className='foto'+changeCounter;
		changeLayer=0;
	        timerID=setTimeout('changeOpacityBySteps()',1000*changeInterwal);
	    }
	}
    }

  function changeFoto() {
    timerID=setTimeout('changeFoto()',1000*changeInterwal);
  }

  function selectMenuItem() {
    try {
	var el=document.getElementById("main_menu_item"+mainMenuItem);
	if (el) {
	    el.className+=' selected';
	}
    } catch (e) {
    }
  }

  window.onload=function () { timerID=setTimeout('changeOpacityBySteps();',1000*changeInterwal); selectMenuItem(); }