var scorost=5000;
	 function img_changer() {
	 ss=document.getElementById('img_changer').getElementsByTagName('img').length;
	 ss=ss*scorost;
	 
	 setInterval('img_changer_0();', ss);
	 }
	  function img_changer_0() {
	 var  k=document.getElementById('img_changer').getElementsByTagName('img').length;
	 var i;
	  for ( i = 0; i < k; i++ ){
	 setTimeout('img_changer_1('+i+')', i*scorost); 
	 }
	  }
	   function img_changer_1(i) {
	   ttt=document.getElementById('img_changer').getElementsByTagName('img').length - 1;
	   if (i==0){ 
	   var scror_efect=scorost-400;
	    setTimeout('effect()', scror_efect);
	  document.getElementById('img_changer').getElementsByTagName('img')[i].style.zIndex='2';
	  document.getElementById('img_changer').getElementsByTagName('img')[ttt].style.zIndex='1';
	  }
	 
	   else { 
	   var scror_efect=scorost-400;
	   setTimeout('effect()', scror_efect);
	  document.getElementById('img_changer').getElementsByTagName('img')[i].style.zIndex='2'; 
	  i=i-1;
	  document.getElementById('img_changer').getElementsByTagName('img')[i].style.zIndex='1';
	  }
	  }
	  function effect_0(){
	  setInterval('effect();', scorost)
	  }
	  function effect(){
	  for (n=1; n<7; n++){
	  setTimeout('effect_1('+n+')', n*100);
	  }
	  }
	  function effect_1(n) {
	  document.getElementById('efect').className='img_changer_2 img_changer_opac_'+n;
	  }