function $__(idO)
{
  return document.getElementById(idO);
}


var intervalID;
var scrollValue;
var div_name = 'main_top_text';

function scrollById()
{
    $__(div_name).scrollTop += scrollValue;
}

function scrollDiv(value)
{
   
  scrollValue = value;
  intervalID = setInterval(scrollById,50);
}

function stopScroll()
{
  clearInterval(intervalID);
}

//AMMINISTRATIVA

function ControlFormLogin(oF)
{
  if(oF.txt_user.value.length==0)
  {
    alert("Inserire uno username!");
    return false;
  }
  if(oF.psw_admin.value.length==0)
  {
    alert("Inserire la password!");
    return false;
  }
  return true;
}

function validate_form_nuova_azienda(oF)
{
		if(!oF.txt_rag.value)
		{
			alert("Devi specificare la Ragione Sociale");
			return false;
		}	

		if(!oF.txt_iva.value)
		{
			alert("Devi specificare la partita iva");
			return false;
		}
		
	return true;
}

function checkemail1(x)
{
	var str=x.value
	var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i
	if (filter.test(str))
	testresults=true
	else{
	testresults=false
	}
	return (testresults)
}

function ControllaCF(cf)
{
	var validi, i, s, set1, set2, setpari, setdisp;
	if( cf == '' )  return '';
	cf = cf.toUpperCase();
	if( cf.length != 16 )
		return false;
	validi = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
	for( i = 0; i < 16; i++ ){
		if( validi.indexOf( cf.charAt(i) ) == -1 )
			return false;
	}
	set1 = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
	set2 = "ABCDEFGHIJABCDEFGHIJKLMNOPQRSTUVWXYZ";
	setpari = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
	setdisp = "BAKPLCQDREVOSFTGUHMINJWZYX";
	s = 0;
	for( i = 1; i <= 13; i += 2 )
		s += setpari.indexOf( set2.charAt( set1.indexOf( cf.charAt(i) )));
	for( i = 0; i <= 14; i += 2 )
		s += setdisp.indexOf( set2.charAt( set1.indexOf( cf.charAt(i) )));
	if( s%26 != cf.charCodeAt(15)-'A'.charCodeAt(0) )
		return false;
	return true;
}

function generaPassword(dim)
{
  var chars = "abcdefgjkilmnopqrstwxyz1234567890";
  var newpass = "";
  var len = chars.length;
  
  for(i=0;i<dim;i++)
  {
    r = Math.floor(Math.random()*len)
    newpass += chars[r];
  }
  return newpass;
}

function confirmMsg(msg)
{
  if(confirm(msg))
    return true;
  return false;
}