function somereload() {
  setTimeout("window.location.reload()",1000*60*30);
}

function leftTrim(sString) 
{
  while (sString.substring(0,1) == ' ')
  {
    sString = sString.substring(1, sString.length);
  }
  return sString;
}


function rightTrim(sString) 
{
  while (sString.substring(sString.length-1, sString.length) == ' ')
  {
    sString = sString.substring(0,sString.length-1);
  }
  return sString;
}

function trimAll(sString) 
{
  while (sString.substring(0,1) == ' ')
  {
    sString = sString.substring(1, sString.length);
  }
  while (sString.substring(sString.length-1, sString.length) == ' ')
  {
    sString = sString.substring(0,sString.length-1);
  }
  return sString;
}

function denyletters(object) {
  len = object.value.length;
  needswap = 0;
  for (j=0;j<len;j++)
  {
    letter = object.value.substr(j,1);
    if (letter!='1' && letter!='2' && letter!='3' && letter!='4' && letter!='5' && letter!='6' && letter!='7' && letter!='8' && letter!='9' && letter!='0')
    {
      needswap=1;
      break;
    }
  }
  if (needswap==1) {
      str = '';
      for (i=0;i<len;i++) {
        letter = object.value.substr(i,1);
        if (!(letter!='1' && letter!='2' && letter!='3' && letter!='4' && letter!='5' && letter!='6' && letter!='7' && letter!='8' && letter!='9' && letter!='0'))
        {
          str += object.value.substr(i,1);
        }
      }
      object.value = str;
  }
}

function cutleadingzeros(object) {
  if (object.value.length>1) {
    number = 0;
    while (object.value.substr(number,1)=='0') {
      number++;
    }
    if (number==object.value.length) {
      number--;
    }
    object.value = object.value.substr(number);
  }
}

function order_form_check() {
   document.order_form.order_name.value = trimAll(document.order_form.order_name.value);
   document.order_form.order_town.value = trimAll(document.order_form.order_town.value);
   document.order_form.order_address.value = trimAll(document.order_form.order_address.value);
   document.order_form.order_zip.value = trimAll(document.order_form.order_zip.value);
   document.order_form.order_phone.value = trimAll(document.order_form.order_phone.value);
   document.order_form.order_email.value = trimAll(document.order_form.order_email.value);

   if (document.order_form.order_name.value=="") {
     alert('Kérem adja meg a nevét!');
     return false;
   }
   else if (document.order_form.order_town.value=="") {
     alert('Kérem adja meg a várost!');
     return false;
   }
   else if (document.order_form.order_address.value=="") {
     alert('Kérem adja meg a címét (utca, házszám)!');
     return false;
   }
   else if (document.order_form.order_zip.value=="") {
     alert('Kérem adja meg az irányítószámot!');
     return false;
   }
   return true;
}