// global namespace
if (typeof(BCNTRY) == 'undefined') { BCNTRY = {} };
// global ajax connection maintenance
if (typeof(BCNTRY.connection) == 'undefined') { BCNTRY.connection = {} };
// global (across all sites) events
if (typeof(BCNTRY.event) == 'undefined') { BCNTRY.event = {} };
// object library (/js/global/modules/.)
if (typeof(BCNTRY.library) == 'undefined') { BCNTRY.library = {} };
// per-site namespace (further defined in each site.js)
if (typeof(BCNTRY.site) == 'undefined') { BCNTRY.site = {} };
// global (across all sites) methods
if (typeof(BCNTRY.util) == 'undefined') { BCNTRY.util = {} };

if (typeof(BCNTRY.wall) == 'undefined') { BCNTRY.wall = {}; }

// For any overlays that might be populated
YAHOO.namespace('overlays');

// old stuff

function save_shipping_method(x, y) {
	var f = document.forms[0];
	var c;
	for (var i = 0; i < f.mv_shipmode.length; i++) {
		if (f.mv_shipmode[i].checked) {
			c = f.mv_shipmode[i].value;
		}
	}
	x.href += "&mv_shipmode=" + c;
	if (y) {
		x.href += "#cart";
	}
}
if (typeof(BCNTRY.util.dom) != 'object') {
    BCNTRY.util.dom = {};
}

// Easy and safe callback-based iterator for arrays and objects
BCNTRY.util.foreach = function(obj, callback, scope) {
	var i, useScope;
	//short-circuit non-iterable objects
	if (typeof(obj) === 'undefined' || obj === null) {
		return;
	}
	useScope = typeof(scope) !== 'undefined';
    if(typeof(obj.length) === 'undefined') {
        for(i in obj) {
            if(typeof(obj[i]) !== 'function') {
				if (useScope) {
					callback.apply(scope, [obj[i], i]);
				} else {
					callback(obj[i], i);
				}
            }
        }
    } else {
        for(i = 0; i < obj.length; i++) {
			if (useScope) {
				callback.apply(scope, [obj[i], i]);
			} else {
				callback(obj[i], i);
			}
        }
    }
};

// Cross-browser implementation of el.scrollIntoView(true)
BCNTRY.util.dom.scrollIntoView = function(el){
	el = (typeof(el) == 'string') ? document.getElementById(el) : el;
	try{
		// This should work on most browsers
		el.scrollIntoView(true);
	}
	catch(er){
		// Safari 1.2
		var T = 0;
		var pa = el;
		while (pa.parentNode){
			if (pa.offsetTop) {
                T += pa.offsetTop;
			}
            if (pa == document.body) {
                break;
            }
			pa = pa.parentNode;
		}
		window.scrollTo(0, T);
		try{ 
			el.focus();
		}
		catch(err){
			return true;
		}
	}
};

// Returns a stack trace (FF only). Other browsers return null
if (typeof(BCNTRY.util.debug) != 'object') {
    BCNTRY.util.debug = {};
}

BCNTRY.util.debug.stackTrace = function(el){
    var stack;
    try { throw new Error(); }
    catch(e) { stack = e.stack; }

	if (stack) { // Pretty much only FF supports this
		stack = stack.split("\n");
		stack.shift(); // Remove error generated with try/catch
		stack.shift(); // Remove call to get_stack
		stack = stack.join("\n");
	}
	return stack;
};

function newWindow(url, win_name, height, width, toolbar, menubar, scrollbars, 
                   location, resizable, directories) {

	// Assign Defaults
	height		= (height !== null) ? height : 500;
	width		= (width !== null) ? width : 525;
	toolbar		= (toolbar !== null) ? toolbar: 'no';
	menubar		= (menubar !== null) ? menubar: 'no';
	scrollbars	= (scrollbars !== null) ? scrollbars: 'yes';
	location	= (location !== null) ? location: 'no';
	resizable	= (resizable !== null) ? resizable: 'no';
	directories = (directories !== null) ? directories: 'no';

	// Create features string
	var features = "'toolbar=" + toolbar +
                   ",menubar=" + menubar +
                   ",scrollbars=" + scrollbars +
                   ",location=" + location +
                   ",resizable=" + resizable +
                   ",directories=" + directories +
                   ",height=" + height +
                   ",width=" + width +
                   "'";
	// Intialize and display our new window
	window.open(url, win_name, features);
}

// hide_hint(ELEMENT_NAME)- hides the element supplied to the function
function hide_hint(element){
	var overlay = YAHOO.overlays.overlay_manager.find(element);
	if($(element + '_content')) {
		yd.setStyle(element+'_content', 'display', 'none');
	}
	overlay.hide();
}

// show_hint(ELEMENT_NAME)- displays the element supplied to the function
function show_hint(popup) {
	if(!YAHOO.overlays.overlay_manager) {
		YAHOO.overlays.overlay_manager = new YAHOO.widget.OverlayManager(null, {});
    }
	var paint_popup = function(p) {
		p.show();
		p.center();

		YAHOO.overlays.overlay_manager.register(p);
		YAHOO.overlays.overlay_manager.focus(p);
	};

	// Only create each overlay once
	if(!YAHOO.overlays[popup]) {
		// Move the element off the screen (to reduce flicker)
		yd.setStyle(popup, 'position', 'absolute');
		yd.setStyle(popup, 'display', '');
		yd.setX(popup, -1000);

		YAHOO.overlays[popup] = new YAHOO.widget.Overlay(popup, {
			fixedcenter: true,
			constraintoviewport: true,
			visible: false
		});
	}
	if($(popup + '_content')) {
		yd.setStyle(popup + '_content', 'display', '');
	}

	paint_popup( YAHOO.overlays[popup] );
}

BCNTRY.util.readCookie = function (name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') {
            c = c.substring(1,c.length);
        }
		if (c.indexOf(nameEQ) === 0) {
            return unescape(c.substring(nameEQ.length,c.length));
        }
    }
	return '';
};
var _readCookie = BCNTRY.util.readCookie; //deprecated. here for backwards compatibility.

BCNTRY.util.setCookie = function (name, value, expires, path, domain, secure) {
	var day = new Date();
	day.setTime(day.getTime());
	var expire_on;

	if (expires == -1) {
		expires_on = 'Mon, 1 Jan 1979 00:00:00 GMT';
	}
	else if (expires > 0) {
		//expiration unit in days.
		expires = expires * 1000 * 60 * 60 * 24;
		var expires_date = new Date(day.getTime() + expires);
		expires_on = expires_date.toGMTString();
	}
	else {
		expires_on = null;
	}

	document.cookie = name + "=" +escape( value ) +
	( ( expires ) ? ";expires=" + expires_on : "" ) + 
	( ( path )    ? ";path=" + path          : "" ) + 
	( ( domain )  ? ";domain=" + domain      : "" ) +
	( ( secure )  ? ";secure"                : "" );

};
var _setCookie = BCNTRY.util.setCookie; //deprecated. here for backwards compatibility.

// this deletes the cookie when called
BCNTRY.util.deleteCookie = function (name, path, domain) {
	if ( _readCookie(name) ) {
		document.cookie = name + "=" +
			( ( path ) ? ";path=" + path : "") +
			( ( domain ) ? ";domain=" + domain : "" ) + 
			";expires=Thu, 01-Jan-1970 00:00:01 GMT";
    }
	return;
};
var _deleteCookie = BCNTRY.util.deleteCookie; //deprecated. here for backwards compatibility.
	

function cookiesEnabled() {
	_setCookie('cookies_enabled', 'true', '', '/');
	if (_readCookie('cookies_enabled')) {
		_deleteCookie('cookies_enabled', '/');
		return true;
	}
	else {
		return false;
	}
}

if (typeof(BCNTRY.reviews) == 'undefined') { BCNTRY.reviews = {} }

BCNTRY.reviews.submit_loading = [];
BCNTRY.reviews.submit_review_helpful = function(review_id, helpful) {
	try {
	if (BCNTRY.reviews.submit_loading['rev'+review_id]) {
		alert("Please wait while your request is processed");
		return;
	}
	BCNTRY.reviews.submit_loading['rev'+review_id] = 1;

	var form = document.createElement("FORM");
	form.setAttribute("method", "POST");
	document.body.appendChild(form);

	var t = '<input type="checkbox" name="review_helpful" /><input type="text" name="review_id" />';
	form.innerHTML = t;
	form.review_helpful.checked = helpful;
	form.review_id.value = review_id;

	form.submit();
	}
	catch(e) { alert("There was a problem rating this review.  Please refresh the page and try again.\n\n" + e.message)} 
}

if (navigator.userAgent.indexOf('MSIE 6.0') != -1) { yd.addClass(document.body, 'ie6'); }
//if (YAHOO.env.ua.ie == 6) { yd.addClass(document.body, 'ie6'); };

BCNTRY.checkBrowser = function () {
    var browser = navigator.userAgent;
    var version = "";
    if (browser.indexOf('MSIE 8.0') != -1) {
	yd.addClass(document.body, 'IE8');
    } else if(browser.indexOf('MSIE 7.0') != -1) {	
	yd.addClass(document.body, 'IE7');
    } else if (browser.indexOf('MSIE 6.0') != -1) {
	yd.addClass(document.body, 'IE6');
    } else if (browser.indexOf('Firefox') != -1) {
	version = browser.substring(browser.indexOf('Firefox')+8);
	version = version.replace(/[^\d]/gi, "");
	yd.addClass(document.body, 'FF'+version.substring(0,1));
	yd.addClass(document.body, 'FF'+version.substring(0,2));
	yd.addClass(document.body, 'FF'+version.substring(0,3));
    } else if (browser.indexOf('Chrome') != -1) {
	yd.addClass(document.body, 'Chrome');
    } else if (browser.indexOf('AppleWebKit') != -1) {
	yd.addClass(document.body, 'Safari');
    } 

    if((navigator.userAgent.match(/iPhone/i)) || (navigator.userAgent.match(/iPod/i))) {
     	yd.addClass(document.body, 'iPhoneiPod');
    }
 
 	if(typeof(browser.userAgent) !== 'undefined') {
		if(browser.userAgent.indexOf('Win')) {
			yd.addClass(document.body, 'Win');
		}
		if(browser.userAgent.indexOf('Mac OS')) {
			yd.addClass(document.body, 'Mac');
		}
	}
};


(function() {
	// This function marries any element with a checkbox so that you can style the element however
	// you want and have it act like a checkbox. Here's what you need to make it work:
	//		* A real checkbox element with an id ending in "_chk" (it should be hidden).
	//		* Another element with an identical id except it should end in "_lbl" instead of "_chk".
	//		* When the element is "checked" it will be assigned the "selected" class. Style accordingly.
	//		* This function should be attached to the label element's onclick event.
	//	Example:
	//		<span id="a_lbl" onclick="BCNTRY.toggle_check(this)">Stuff</span>
	//		<input id="a_chk" type="checkbox" style="display:none" />
	BCNTRY.toggle_check = function(el) {
		var chk_el = $(el.id.replace(/_lbl$/, "_chk"));
		if (chk_el.checked) {
			chk_el.checked = false;
			yd.removeClass(el, 'selected');
		}
		else {
			chk_el.checked = true;
			yd.addClass(el, 'selected');
		}
		return false;
	};
})();

ye.onDOMReady(function() {
	BCNTRY.checkBrowser();
	if ($('top_search')) {
		ye.addListener("top_search", "submit", function (e) {
			if (document.top_search.q.value.match(/^\s*$/)) {
				ye.stopEvent(e);
			}
			return true;
		});
	}
	//IE strips anchors from redirects
	if ($('url_anchor') && $('url_anchor').value.length > 0) {
		var a = '#' + $('url_anchor').value;
		if (document.location.hash != a) {
			document.location.hash = a;
		}
	}
	if ($('affiliate_ref_id')) {
		var affiliateRefId = _readCookie("affiliate_reference_id");
		if (affiliateRefId.length == 0) {
			affiliateRefId = 'R999';
		}
		$('affiliate_ref_id').innerHTML = affiliateRefId;
	}
	var mvSessionId = _readCookie("MV_SESSION_ID");
	if ($('mv_session_id')) {
		if (mvSessionId.length == 0) {
			mvSessionId = '';
		}
		$('mv_session_id').innerHTML = mvSessionId;
	}
	if ($('session_id')) {
		$('session_id').innerHTML = mvSessionId.split(':',1);
	}
});