/* $Id: check_required_fields_js.js,v 1.3.2.3 2006/12/25 11:23:19 max Exp $ */

/* Check required fields */

function checkRequired(lFields, id) {
  // Checkout One :: www.alteredcart.com //
  if ((!lFields || lFields.length == 0) && typeof(checkoutOneActive) != 'undefined') {
     if (!paymentNeeded)
        return true;
     if (paymentid)
        lFields = requiredFieldsArray[paymentid];
  }
  // End Checkout One //
 
  if (!lFields || lFields.length == 0)
	return true;
  	if (id) {
 		for (var x = 0; x < lFields.length; x++) {
 			if (lFields[x][0] == id) {
 				lFields = [lFields[x]];
 				break;
 			}
 		}
 	}
  	for (var x = 0; x < lFields.length; x++) {
 		if (!lFields[x] || !document.getElementById(lFields[x][0]))
 			continue;
  		var obj = _getById(lFields[x][0]);
 		if ((obj.type == 'text' || obj.type == 'password' || obj.type == 'textarea') && !obj.value.search(/^[\s]*$/gi)) {
 		//	if (lbl_required_field_is_empty != '') {
 		//		alert(substitute(lbl_required_field_is_empty, 'field', lFields[x][1]));
 		//	} else {
 				alert(lFields[x][1]);
 		//	}
  			if (!obj.disabled && obj.type != 'hidden') {
 				checkRequiredShow(obj);
 				obj.focus();
 			}
  			return false;
  		}
 	}
  	return true;
}

/* Show hidden element and element's parents */

function checkRequiredShow(elm) {
 	if (elm.style && elm.style.display == 'none') {
  		if (elm.id == 'ship_box' && document.getElementById('ship2diff')) {
 			/* Exception for Register page */
 			document.getElementById('ship2diff').checked = true;
 			document.getElementById('ship2diff').onclick();
 		} else {
 			elm.style.display = '';
            }
 	}
  	if (elm.parentNode) {
 		checkRequiredShow(elm.parentNode);
      }
}