var customersScrollSpeed = 2;
var defaultScrollSpeed = 2;
var customersBlockHeight = 200;
var customersBlockStartInPosition = 60;//112;
var pauseCustomers = 500;
var customersBlockDivID = 'customers_scroll';

var cb = 0;

function initCustomersScroller(){
  var objDiv = document.getElementById(customersBlockDivID);
  objDiv.scrollTop = 0;
  //injectObject with head & traling spaces
  objDiv.innerHTML = '<div style="height:'+customersBlockStartInPosition+'px;">&nbsp;</div>'+objDiv.innerHTML+'<div style="height:'+customersBlockHeight+'px;">&nbsp;</div>';
  setTimeout("autoScrollCustomers()",50)
}

function autoScrollCustomers(){
  var objDiv = document.getElementById(customersBlockDivID);
  //document.getElementById("debug").innerHTML =''+ el.scrollTop + ' >= '+ (el.scrollHeight-(customersBlockHeight+2))+'';
  if(objDiv.scrollTop >= objDiv.scrollHeight-(customersBlockHeight)){
    objDiv.scrollTop = 0;
  }
  if(objDiv.scrollTop <= 0){
    objDiv.scrollTop = 0;
  }
  objDiv.scrollTop = objDiv.scrollTop + customersScrollSpeed;  
  //document.getElementById('debugJava').innerHTML = 'objDiv.scrollHeight:'+objDiv.scrollHeight+'<br>objDiv.scrollTop:'+objDiv.scrollTop;
  setTimeout("autoScrollCustomers()",50);
	
}


function customersUp(){
	var objDiv = document.getElementById(customersBlockDivID);
	objDiv.scrollTop = objDiv.scrollTop - customersBlockHeight;
	if(objDiv.scrollTop <= 0){objDiv.scrollTop = customersBlockHeight;}
}

function customersDown(){
	var objDiv = document.getElementById(customersBlockDivID);
	objDiv.scrollTop = objDiv.scrollTop + customersBlockHeight;
	if(objDiv.scrollTop > objDiv.scrollHeight-(customersBlockStartInPosition)){objDiv.scrollTop = objDiv.scrollHeight -(customersBlockStartInPosition) };
}

function stopCustomers(){
  customersScrollSpeed = 0;
}

function scrolldownCustomers(){
  customersScrollSpeed = defaultScrollSpeed;
}

function scrollupCustomers(){
  customersScrollSpeed = (-1*defaultScrollSpeed);
}