function cmsClear(sth)
{
	if (sth.value == sth.title)
		sth.value = '';
}

var inputs = document.getElementsByTagName('input');

for (var i = 0; i < inputs.length; i++)
	if (inputs[i].className.indexOf('clear') != -1)
	{
		inputs[i].onclick = function() { cmsClear(this); };
		inputs[i].onfocus = function() { cmsClear(this); };
	}