function clearForm(f)
{
  AForm = document.forms[f];
  for (i = 0; i < AForm.elements.length; i++) {
        if (AForm.elements[i].type == "radio") {
            AForm.elements[i].checked = false;
        } else if (AForm.elements[i].type == "checkbox") {
            AForm.elements[i].checked = false;
        } else if (AForm.elements[i].type == "text") {
            AForm.elements[i].value = '';
        } else if (AForm.elements[i].type == "textarea") {
            AForm.elements[i].value = '';
        } else if (AForm.elements[i].type == "select-one") {
            AForm.elements[i].selectedIndex = 0;
        } else if (AForm.elements[i].type == "select-multiple") {
            AForm.elements[i].selectedIndex = -1;
        }
  }
}		

var _specialCountryId ;

function changeCountry(countrySelect,specialCountryId,provinceSelectId) 
{
  if (countrySelect ) {
    var obj = _gOb(provinceSelectId);
    if (obj) {
     obj.disabled = ( (countrySelect.selectedIndex > 0) && (countrySelect.options[countrySelect.selectedIndex].value!=specialCountryId)  ) ;
     if (obj.disabled) {
       obj.selectedIndex = 0;
     }
    }
  }
}

function multiSelectWithAllItem(selectObj) 
{                                           
    var allItem = -1 ;
    for (var i = 0; (i < selectObj.options.length) && (allItem<0); i++)
    {
      if ((selectObj.options[ i ].selected) && (selectObj.options[ i ].value == '') ) {
        allItem = i ;
      }
    }

    if (allItem > -1) {
      for (var i = 0; (i < selectObj.options.length) ; i++)
      {
        if ((selectObj.options[ i ].selected) && (allItem!=i) ) 
        {
          selectObj.options[ i ].selected = false ; 
        }
      }
    }
}