// JavaScript Document

var timeout         = 500;
var closetimer		= 0;
var ddmenuitem      = 0;

// JQuery function to select correct nav item.
// Requires:
// <ul> whose id=nav
// <li> items whose title attribute corresponds to the root directory of all pages in that section.
jQuery(document).ready(function() {
    var pathname = window.location.pathname.toLowerCase();
    jQuery("ul#nav li").each(function(idx, item) {
        if (pathname == "/default.aspx" && jQuery(item).attr("id").toLowerCase() == "/home") {
            jQuery(item).addClass("on");
        }
        else if ((pathname.indexOf("/tips") >= 0) && (jQuery(item).attr("id").toLowerCase() == "/support")) {
            jQuery(item).addClass("on");
        }
        else if (pathname.startsWith(jQuery(item).attr("id").toLowerCase())) {
            jQuery(item).addClass("on");
        }
        else {
            jQuery(item).removeClass("on");
        }
    });
});

// open hidden layer
function mopen(id)
{	
	// cancel close timer
	mcancelclosetime();
	// close old layer
	if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';
	// get new layer and show it
	ddmenuitem = document.getElementById(id);
	ddmenuitem.style.visibility = 'visible';
}
// close showed layer
function mclose()
{
	if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';
}
// go close timer
function mclosetime()
{
	closetimer = window.setTimeout(mclose, timeout);
}
// cancel close timer
function mcancelclosetime()
{
	if(closetimer)
	{
		window.clearTimeout(closetimer);
		closetimer = null;
	}
}
// close layer when click-out
document.onclick = mclose;