// JavaScript Document

/* ===================== Library functions ===================== */

/* addEvent: simplified event attachment */
function addEvent( obj, type, fn ) {
	if (obj.addEventListener) {
		obj.addEventListener( type, fn, false );
		EventCache.add(obj, type, fn);
	}
	else if (obj.attachEvent) {
		obj["e"+type+fn] = fn;
		obj[type+fn] = function() { obj["e"+type+fn]( window.event ); }
		obj.attachEvent( "on"+type, obj[type+fn] );
		EventCache.add(obj, type, fn);
	}
	else {
		obj["on"+type] = obj["e"+type+fn];
	}
}
	
var EventCache = function(){
	var listEvents = [];
	return {
		listEvents : listEvents,
		add : function(node, sEventName, fHandler){
			listEvents.push(arguments);
		},
		flush : function(){
			var i, item;
			for(i = listEvents.length - 1; i >= 0; i = i - 1){
				item = listEvents[i];
				if(item[0].removeEventListener){
					item[0].removeEventListener(item[1], item[2], item[3]);
				};
				if(item[1].substring(0, 2) != "on"){
					item[1] = "on" + item[1];
				};
				if(item[0].detachEvent){
					item[0].detachEvent(item[1], item[2]);
				};
				item[0][item[1]] = null;
			};
		}
	};
}();
addEvent(window,'unload',EventCache.flush);

/* window 'load' attachment */
function addLoadEvent(func) {
	var oldonload = window.onload;
	if (typeof window.onload != 'function') {
		window.onload = func;
	}
	else {
		window.onload = function() {
			oldonload();
			func();
		}
	}
}

/* grab Elements from the DOM by className */
function getElementsByClass(searchClass,node,tag) {
	var classElements = new Array();
	if ( node == null )
		node = document;
	if ( tag == null )
		tag = '*';
	var els = node.getElementsByTagName(tag);
	var elsLen = els.length;
	var pattern = new RegExp("(^|\\s)"+searchClass+"(\\s|$)");
	for (i = 0, j = 0; i < elsLen; i++) {
		if ( pattern.test(els[i].className) ) {
			classElements[j] = els[i];
			j++;
		}
	}
	return classElements;
}

/* toggle an element's display */
function toggle(obj) {
	var el = document.getElementById(obj);
	if ( el.style.display != 'none' ) {
		el.style.display = 'none';
	}
	else {
		el.style.display = '';
	}
}

/* insert an element after a particular node */
function insertAfter(parent, node, referenceNode) {
	parent.insertBefore(node, referenceNode.nextSibling);
}

/* Array prototype, matches value in array: returns bool */
Array.prototype.inArray = function (value) {
	var i;
	for (i=0; i < this.length; i++) {
		if (this[i] === value) {
			return true;
		}
	}
	return false;
};

/* get, set, and delete cookies */
function getCookie( name ) {
	var start = document.cookie.indexOf( name + "=" );
	var len = start + name.length + 1;
	if ( ( !start ) && ( name != document.cookie.substring( 0, name.length ) ) ) {
		return null;
	}
	if ( start == -1 ) return null;
	var end = document.cookie.indexOf( ";", len );
	if ( end == -1 ) end = document.cookie.length;
	return unescape( document.cookie.substring( len, end ) );
}
	
function setCookie( name, value, expires, path, domain, secure ) {
	var today = new Date();
	today.setTime( today.getTime() );
	if ( expires ) {
		expires = expires * 1000 * 60 * 60 * 24;
	}
	var expires_date = new Date( today.getTime() + (expires) );
	document.cookie = name+"="+escape( value ) +
		( ( expires ) ? ";expires="+expires_date.toGMTString() : "" ) + //expires.toGMTString()
		( ( path ) ? ";path=" + path : "" ) +
		( ( domain ) ? ";domain=" + domain : "" ) +
		( ( secure ) ? ";secure" : "" );
}
	
function deleteCookie( name, path, domain ) {
	if ( getCookie( name ) ) document.cookie = name + "=" +
			( ( path ) ? ";path=" + path : "") +
			( ( domain ) ? ";domain=" + domain : "" ) +
			";expires=Thu, 01-Jan-1970 00:00:01 GMT";
}

/* quick getElement reference */
function $() {
	var elements = new Array();
	for (var i = 0; i < arguments.length; i++) {
		var element = arguments[i];
		if (typeof element == 'string')
			element = document.getElementById(element);
		if (arguments.length == 1)
			return element;
		elements.push(element);
	}
	return elements;
}

/* ===================== businessMOBILE functions ===================== */

/* toggleFormMail : hide and toggle the 'send to a friend' form */
function toggleFormMail() {
	if(!getElementsByClass('sendmail')) return;
	var linksSendMail = getElementsByClass('sendmail');
	var hidestuffs = getElementsByClass('emailtoafriend');
	//hide stuffs
	for (i = 0; i<hidestuffs.length; i++) {
		hidestuffs[i].style.display="none";
	}	
	//init nav
	for (i = 0; i<linksSendMail.length; i++) {
		linksSendMail[i].onclick = function () {
			for(j=0; j<hidestuffs.length; j++) {
				if (hidestuffs[j].style.display == "none") {
					hidestuffs[j].style.display = "block";
				} else {
					hidestuffs[j].style.display = "none";
				}
			}
		};
	}	
}

/* initLogin : hide and toggle the 'send to a friend' form */
function toggleLogin() {
	var connectLink = $('connect');
	if(!connectLink) return;
	$('uloginform').style.display = "none";
	addEvent(connectLink, 'click', function() {
		toggle('uloginform')
	});
}

/* ==================== Easy toggle ==================== */

var et_toggleElements = [];

/* Initialisation */
function et_init() {
    var i, link, id, target, first;
//    first = true;
    for (i = 0; (link = document.links[i]); i++) {
        if (/\btoggle\b/.exec(link.className)) {
		// id = extra + numlink
		id = link.href.split('#')[1];
		// target = div dom ref
            	target = document.getElementById(id);
		// et_toggleElement[] = all div dom ref
            	et_toggleElements[et_toggleElements.length] = target;
			// if the link class is 'default' script doesnt't hide the pann
			if (/\bselected\b/.exec(link.className)) {
				first = true;
			}
			if (first) {
				first = false;
			}
			else {
                target.style.display = 'none';
            }
            link.onclick = et_toggle;
        }
    }
}

function et_toggle(e) {
    /* Adapted from http://www.quirksmode.org/js/events_properties.html */
    if (typeof e == 'undefined') {
        var e = window.event;
    }
	// source = clicked link
    var source;
    if (typeof e.target != 'undefined') {
        source = e.target;
    } else if (typeof e.srcElement != 'undefined') {
        source = e.srcElement;
    } else {
        return true;
    }
    /* For most browsers, targ would now be a link element; Safari however
       returns a text node so we need to check the node type to make sure */
    if (source.nodeType == 3) {
        source = source.parentNode;
    }

    /*check if source is img (ie node contains no child) // blogs on HP only */
    if (source.childNodes.length == 0) {
      source = source.parentNode;
    }

    var id = source.href.split('#')[1];
	// Changing all the link class from selected to toggle
    for (i = 0; (link = document.links[i]); i++) {
        if (/\bselected\b/.exec(link.className)) {
			link.className = 'toggle';
        }
    }	
	// Changing the source link class
    if( source.className = 'toggle') {
		source.className = 'selected';
	}	
	// toggle pann
    var elem;
    for (var i = 0; (elem = et_toggleElements[i]); i++) {
        if (elem.id != id) {
            elem.style.display = 'none';
        } else {
            elem.style.display = 'block';
        }
    }
    return false;
}

/* ===================== Load functions Onload  ===================== */

addEvent(window, 'load', toggleFormMail);
addEvent(window, 'load', toggleLogin);
addEvent(window, 'load', et_init);