function message_t(type, text, duration)
{
	var container = $("#flash_errors"),
		m_block_span = '<span class="'+type+'"></span>'
	
	container.show()
			.empty()
			.append(m_block_span);
	$("#flash_errors > span").append(text);
		
	if (duration) {
		duration = duration * 500;
		setTimeout("message_disappear()", duration);
	}
}

function message_disappear()
{
	$("#flash_errors").hide();
}