function ClearFormField(field, defaultValue) {
	if (field.value == defaultValue) {
		field.value = "";
	}
}

function SetFormField(field, defaultValue) {
	if (field.value == "") {
		field.value = defaultValue;
	}
}

function menuMouseHover(idItem, nomClass) {
	document.getElementById(idItem).className = nomClass;
}

function menuMouseOut(idItem, nomClass) {
	document.getElementById(idItem).className = nomClass;
}