function cleanErrorMessages(formId) {
	var ulAction = document.getElementById('actionerror');
	if(ulAction && ulAction.innerHTML){
		 ulAction.innerHTML = '';
	}
    var ul = document.getElementById('fielderror_' + formId);
    if(ul && ul.innerHTML) {
        ul.innerHTML = '';
    }
    return ul;
}
function addErrorMessages(ul, errorText) {
    try {
        var error = document.createTextNode(errorText);

        var span = document.createElement('span');
        span.setAttribute("class", "ErrorMessage");
        span.appendChild(error);

        var li = document.createElement('li');
        li.appendChild(span);

        ul.appendChild(li);
    } catch (e) {
        alert(e);
    }
}