function checkForm() {
  var error = 0;
  var error_message = "Errors have occured during the process of your form.\n\nPlease make the following corrections:\n\n";

  var review = document.product_reviews_write.review.value;
  var firstname = document.product_reviews_write.customers_firstname.value;
  var lastname = document.product_reviews_write.customers_lastname.value;

  if (firstname.length < 2) {
    error_message = error_message + "* Your First Name must contain a minimum of 2 characters.\n";
    error = 1;
  }

  if (lastname.length < 2) {
    error_message = error_message + "* Your Last Name must contain a minimum of 2 characters.\n";
    error = 1;
  }


  if (review.length < 20) {
    error_message = error_message + "* The 'Review Text' must have at least 20 characters.\n";
    error = 1;
  }

  if ((document.product_reviews_write.rating[0].checked) || (document.product_reviews_write.rating[1].checked) || (document.product_reviews_write.rating[2].checked) || (document.product_reviews_write.rating[3].checked) || (document.product_reviews_write.rating[4].checked)) {
  } else {
    error_message = error_message + "* You must rate the product for your review.\n";
    error = 1;
  }

  if (error == 1) {
    alert(error_message);
    return false;
  } else {
    return true;
  }
}
function itemLinkOver(el){
	el.className = "over";
}
function itemLinkOut(el){
	el.className = "";	
}
function openItem(itemId,type){
	window.location = "/item/"+itemId+"/"+type;	
}
function openURL(url){
	window.location = url;	
}
function expand(param) { 
param.style.display=(param.style.display=="none") ? "" : "none"; 
}