// JavaScript Document

/* Function XmasDays()
	Purpose: Calculate the number of days between Christmas and a given date.
	
	Variables
	CheckDay: A date object containing the given date
	XYear: The 4-digit year value of the given date
	XDay: December 25 in the year of the given date
	DayCount: The number of days between Christmas and the given date

*/

function XmasDays (CheckDay)
{
	var XYear = CheckDay.getFullYear();
	var XDay = new Date ("December, 7, 2007");
	
	XDay.getFullYear (XYear);
	var DayCount = (XDay - CheckDay)/(1000*60*60*24);
	DayCount = Math.round(DayCount);
	return DayCount;
}