open_history = function(element)
{
	with(element.style)
	{
		(element.vin_opened ^= 1) ? ((overflow = 'visible') &  (height = 'auto')) : ((overflow = 'auto') &  (height = '100px'))
	}
}

open_chance = function(element)
{
	element.style.cursor = 'pointer'
}