var selected;
var submitter = null;

function submitFunction() {
    submitter = 1;
}
function popupWindow(url) {
  window.open(url,'popupWindow','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,copyhistory=no,width=100,height=100,screenX=150,screenY=150,top=150,left=150')
}  

function selectRowEffect(object, buttonSelect) {
  if (!selected) {
    if (document.getElementById) {
      selected = document.getElementById('defaultSelected');
    } else {
      selected = document.all['defaultSelected'];
    }
  }

  if (selected) selected.className = 'moduleRow';
  object.className = 'moduleRowSelected';
  selected = object;

// one button is not an array
  if (document.getElementById('payment'[0])) {
    document.getElementById('payment'[buttonSelect]).checked=true;
  } else {
    //document.getElementById('payment'[selected]).checked=true;
  }
}

function rowOverEffect(object) {
  if (object.className == 'moduleRow') object.className = 'moduleRowOver';
}

function rowOutEffect(object) {
  if (object.className == 'moduleRowOver') object.className = 'moduleRow';
}

function popupImageWindow(url) {
  window.open(url,'popupImageWindow','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=yes,copyhistory=no,width=100,height=100,screenX=150,screenY=150,top=150,left=150')
}

function checkForm() {
  var error = 0;
  var error_message = unescape("<?php echo xtc_js_lang(JS_ERROR); ?>");

  var review = document.getElementById("product_reviews_write").review.value;

  if (review.length < "<?php echo REVIEW_TEXT_MIN_LENGTH; ?>") {
    error_message = error_message + unescape("<?php echo xtc_js_lang(JS_REVIEW_TEXT); ?>");
    error = 1;
  }

  if (!((document.getElementById("product_reviews_write").rating[0].checked) || (document.getElementById("product_reviews_write").rating[1].checked) || (document.getElementById("product_reviews_write").rating[2].checked) || (document.getElementById("product_reviews_write").rating[3].checked) || (document.getElementById("product_reviews_write").rating[4].checked))) {
    error_message = error_message + unescape("<?php echo xtc_js_lang(JS_REVIEW_RATING); ?>");
    error = 1;
  }

  if (error == 1) {
    alert(error_message);
    return false;
  } else {
    return true;
  }
}