var show_all_dates = false;

Array.prototype.inArray = function (value)
// Returns true if the passed value is found in the
// array. Returns false if it is not.
{
	var i;
	for (i=0; i < this.length; i++)
	{
		// Matches identical (===), not just similar (==).
		if (this[i] == value)
		{
			return true;
		}
	}
	return false;
};