var element;
var cont;
var timerID;
var marginLeft = 5;
var widthImages = marginLeft + 120;
var curPosInit = 0; 
var curPos = 0;
var azione = 0;

function scrolling(){
  if(azione == 0){
    element = document.getElementById("movimento");
    cont = element.parentNode;   
    curPos++;		      
    if(curPos > (widthImages * numberImages) +10){      	  
   	  curPos = curPosInit;
   	}
    cont.scrollLeft = Math.abs(curPos);     	      	 
    timerID = setTimeout("scrolling()", 25);
  }   
}

function breakScroll(){
  clearTimeout(timerID);
  azione = 1;  
}

function startScroll(){
  azione = 0;
  timerID = setTimeout("scrolling()", 25);
}

function immagineon(pic,pictures){
  if(document.images){
    document.images[pic].src=pictures;
  }
}

function immagineoff(pic,pictures){
  if(document.images){
    document.images[pic].src=pictures;
  }
}