var searchEvents = function () {
	// keyword search hint
	var kword = document.getElementById("kword");
	var hint = document.getElementById("hint").value;
	if (kword != null) {
		kword.onclick = function () {
			if (this.value == hint) {
				this.value = '';
			}
		}
		kword.onblur = function () {
			if (this.value == "") {
				this.value = hint;
			}
		}
	}
	
	// search form
	var form = document.getElementById("fSearch");
	if (form != null) {
		form.onsubmit = function () {
			if (kword.value == hint) {
				alert("Por favor, indica un término de búsqueda");
			} else {
				this.submit();
			}
			return false;
		}
	}
}

var commentEvents = function () {
	var form = document.getElementById("fComment");
	if (form != null) {
		form.onsubmit = function () {
			if (validaForm("fComment", listaCampos, listaEtiquetas, "Por favor, rellena:\n", ",\n")) {
				this.submit();
			}
			return false;
		}
	}
}