//////Using for Digital art work item page navigation
function changeNavLink(){
	if(document.getElementById("topNav") != null)
	{
		var DigiArt_navInputid = document.getElementById("topNav").value;
		if (DigiArt_navInputid == "topNav1")
		{
			document.getElementById("topNav1").className="flipmenu_link_active";
		}
		else if (DigiArt_navInputid == "topNav2")
		{
			document.getElementById("topNav2").className="flipmenu_link_active";
		}
		else if (DigiArt_navInputid == "topNav3")
		{
			document.getElementById("topNav3").className="flipmenu_link_active";
		}
		else if (DigiArt_navInputid == "topNav4")
		{
			document.getElementById("topNav4").className="flipmenu_link_active";
		}
	}
	
}
if (window.addEventListener) //DOM method for binding an event 
{
	window.addEventListener("load", function () {changeNavLink();}, false); 
}
else if (window.attachEvent) //IE exclusive method for binding an event 
{
	window.attachEvent('onload',function () {changeNavLink();});
}