function GetElement(id) {
 var element;
 if (document.getElementById) {
  element = document.getElementById(id);
 } else if (document.all) {
  element = document.all[id];
 } else if (document.layers) {
  element = document.layers[id];
 }
 return element;
}

function ToggleBlock(id) {
	var element = GetElement(id);
	if (element.style.display == '') {
		element.style.display = 'none';
		document.form.hidden_smile.value = 'off';
	} else {
		element.style.display = '';
		document.form.hidden_smile.value = 'on';
	}
}

function smile(ico) {
	document.form.mess.value = document.form.mess.value + ico;
	document.form.mess.focus();
}

function TextLength(max_num) {
	if (document.form.mess.value.length > max_num) {
		document.form.mess.value = document.form.mess.value.substring(0, max_num);
		alert("Количество символов в поле \"Сообщение\" не может быть больше " + max_num + "!");
	}
	timerID = setTimeout('TextLength(\'' + max_num + '\')', 100);
}

var intImageCounter = 0;
function RefreshImage(element) {
	element.src = "./img/image.php?" + intImageCounter++;
}