function DefValue(elId, defVal)
{
	var el = document.getElementById(elId);

	var empty = false;
	var first = true;

	if (el.value == '')
	{
		el.value = defVal;
		empty = true;
	}

	el.setAttribute('autocomplete', 'off');
	el.focus();

	el.onblur = function()
	{
		if (el.value == '')
		{
			empty = true;
			el.value = defVal;
		}
	}

	el.onfocus = function()
	{
		if (empty && !first)
		{
			el.value = '';
			empty = false;
		}

		first = false;
	}

	var actFunc = function()
	{
		if (empty)
		{
			empty = false;
			el.value = '';
		}
	}

	el.onclick = actFunc;
	el.onkeydown = actFunc;
}