var Gallery =
{
	init: function()
	{
		
		//loop through the side navigation for the years and add events to expand works for each year
		var yearsSideNav = document.getElementById("sub-nav");
		var listYears = yearsSideNav.getElementsByTagName("a");
		
		for (var k = 0; k < listYears.length; k++)
        {
			var yearValue = listYears[k].firstChild.nodeValue;
			//alert("This years is " + yearValue);
			Gallery.expandYear(listYears[k]);
		}
		
		var myYears = Core.getElementsByClass("year-gallery");
		var lastYear = myYears[0];
		Accordion.expand(lastYear);
	},
	expandYear: function(yearToExpand)
	{
		yearToExpand.onclick = function() {
		var thisYear = yearToExpand.firstChild.nodeValue;
		var myYear = document.getElementById(thisYear);
		Accordion.expand(myYear);
		Gallery.makeLinkActive(thisYear);
		return false;
		}
		
		
	},
	makeLinkActive: function(yearActive)
	{
		var yearsSideNav = document.getElementById("sub-nav");
		var listYears = yearsSideNav.getElementsByTagName("a");
		for (var k = 0; k < listYears.length; k++)
        {
			var yearValue = listYears[k].firstChild.nodeValue;
			Core.removeClass(listYears[k], "active");
			if (yearValue == yearActive)
			{
				Core.addClass(listYears[k], "active");
			}
		}
		
	}
	
	
}; //end Gallery
Core.start(Gallery);