// JS Pass address params
var params = new Array();
function getParams(){
	var locationSearch = document.location.search.toString();
	locationSearch = (locationSearch.substring(0,1) == "?") ? locationSearch.substring(1) : locationSearch;
	var searchParamsArr = locationSearch.split("&");
	for (var i=0; i<searchParamsArr.length; i++){
		var searchParamArr = searchParamsArr[i].split("=");
		for (var y=0; y<searchParamArr.length; y++){
			if (y == 0){
				params[searchParamArr[y]] = "";
			}
			else{
				if (searchParamArr[0] == 'useGenre'){
					params[searchParamArr[0]] = eval(searchParamArr[y]);
				}
				else{
					params[searchParamArr[0]] = searchParamArr[y];
				}
			}
		}
	}
}

function getLang(pName, pCopyright, pHost)
{
	this.name = pName;
	this.copyright = pCopyright;
	this.host = pHost;
	
	return this;
}

var aLang	= Array();
aLang['en']	= new getLang("English","All Rights Reserved.", "www.bearshare.com");
aLang['fr']	= new getLang("Français","Tous droits réservés.", "fr.bearshare.com");
aLang['de']	= new getLang("Deutsch","Alle Rechte vorbehalten.", "de.bearshare.com");
aLang['es']	= new getLang("Español","Todos los derechos reservados.", "es.bearshare.com");
aLang['it']	= new getLang("Italiano","Tutti i diritti riservati.", "it.bearshare.com");
aLang['nl']	= new getLang("Nederlands","Alle rechten voorbehouden.", "nl.bearshare.com");
aLang['pl']	= new getLang("Polski","Wszelkie Prawa Zarezerwowane.", "pl.bearshare.com");
aLang['tr']	= new getLang("Türkçe","Tüm Hakları Saklıdır.", "tr.bearshare.com");
aLang['pt']	= new getLang("Português","Todos os direitos reservados.", "pt.bearshare.com");
var sLocation	= document.location.toString(); 
sLocation	= sLocation.replace("http:\/\/","");
var sHost = sLocation.split('\/');
var params	= sHost[0].split('.');

if ( params[0] == 'www' || (typeof aLang[params[0]] == "undefined") )
{
	if ((params[2] && params[2] != 'com'))
		params[0] = params[2];
	else
		params[0] = 'en';
}

if (aLang[params[0]])
{
	saveCookie('lng',params[0],365);
}

function readCookie(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 c.substring(nameEQ.length,c.length);
	}
	return false;
}

function getCookieDomain()
{
	var hostDomain  = document.location.host;
	var domainParts = hostDomain.split('.');
	var dl          = domainParts.length;

	return (dl <= 2) ? '.' + hostDomain : '.' + (domainParts.slice(dl - 2)).join('.');
}

function saveCookie(name,value,days,domain,secure)
{
	if (days)
	{
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else
	{
		expires = "";
	}

	var domainStr = "";
	var secureStr = "";

	if (domain != null)
	{
		if (domain == true)
			domainStr = "domain=" + getCookieDomain() + "; ";
		else
			domainStr = "domain=" + domain + "; ";
	}

	if (secure != null && secure == true)
	{
		secureStr = "secure";
	}

	document.cookie = name + "=" + value + expires + "; " + domainStr + "path=/; " + secureStr;
}

function drawCopyright()
{
	var today = new Date();
	var cuurentYear = today.getFullYear();

	var div = document.getElementById("copyright");
	div.innerHTML = 'Copyright '+cuurentYear+' Musiclab, LLC. '+aLang[params[0]].copyright;
	div.title = "Copyright notice";
}
function open_lang(url)
{
	window.location = url;
}

function Validator(theForm)
{
	// make sure the name field is not blank
	if (theForm.sendername.value == "")
	{
		alert('We\'re sorry, but you did not complete the form correctly.  Please fill out your name.')
		theForm.sendername.focus();
		return (false);
	}
	
	 // make sure email field is not blank
	if (theForm.sendermail.value == "")
	{
		alert('We\'re sorry, but you did not complete the registration information correctly.  Please fill out your email address.')
		theForm.sendermail.focus();
	return (false);
	}



	// check the EMAIL format
	if (!isEmail(theForm.sendermail))
	{
		alert("Please verify that your email address is in the proper format - name@company.com.");
		theForm.sendermail.focus();
		return (false);
	}


	 // make sure email field is not blank
	if (theForm.sendeename.value == "")
	{
		alert('We\'re sorry, but you did not complete the registration information correctly.  Please fill in your friend\'s name.')
		theForm.sendeename.focus();
		return (false);
	}

	if (theForm.sendeemail.value == "")
	{
		alert('We\'re sorry, but you did not complete the registration information correctly.  Please fill out your friend\'s email address.')
		theForm.sendeemail.focus();
		return (false);
	}

	// check the EMAIL format
	if (!isEmail(theForm.sendeemail))
	{
		alert("Please verify that your friend's email address is in the proper format - name@company.com.");
		theForm.sendeemail.focus();
		return (false);
	}

	// what is this and where did it come from?
	
	/*
	if (theForm.payeremail.value == "")
	{
		alert('We\'re sorry, but you did not complete the registration information correctly.  Please enter your email address.')
		theForm.payeremail.focus();
		return (false);
	}

	// check the EMAIL format
	if (!isEmail(theForm.payeremail))
	{
		alert("Please verify that your email address is in the proper format - name@company.com.");
		theForm.payeremail.focus();
		return (false);
	}
   
	*/
}

function isEmail(frmField)
{
	var str = frmField.value;
	if (str.indexOf ('@',0) == -1 || str.indexOf ('.',0) == -1)
		return false;      
	else
		return true;      
}

/******************************************************************************
* Menu Bar                                                                    *
*                                                                             *
* Do not remove this notice.                                                  *
*                                                                             *
* Copyright 2000-2002 by Mike Hall                                            *
* Please see http://www.brainjar.com for terms of use.                        *
******************************************************************************/

//----------------------------------------------------------------------------
// Code to determine the browser and version.
//----------------------------------------------------------------------------

function Browser() {

  var ua, s, i;

  this.isIE    = false;  // Internet Explorer
  this.isNS    = false;  // Netscape
  this.version = null;

  ua = navigator.userAgent;

  s = "MSIE";
  if ((i = ua.indexOf(s)) >= 0) {
    this.isIE = true;
    this.version = parseFloat(ua.substr(i + s.length));
    return;
  }

  s = "Netscape6/";
  if ((i = ua.indexOf(s)) >= 0) {
    this.isNS = true;
    this.version = parseFloat(ua.substr(i + s.length));
    return;
  }

  // Treat any other "Gecko" browser as NS 6.1.

  s = "Gecko";
  if ((i = ua.indexOf(s)) >= 0) {
    this.isNS = true;
    this.version = 6.1;
    return;
  }
}

var browser = new Browser();

//----------------------------------------------------------------------------
// Code for handling the menu bar and active button.
//----------------------------------------------------------------------------

var activeButton = null;

// Capture mouse clicks on the page so any active button can be
// deactivated.

if (browser.isIE)
  document.onmousedown = pageMousedown;
else
  document.addEventListener("mousedown", pageMousedown, true);

function pageMousedown(event) {

  var el;

  // If there is no active button, exit.

  if (activeButton == null)
    return;

  // Find the element that was clicked on.

  if (browser.isIE)
    el = window.event.srcElement;
  else
    el = (event.target.tagName ? event.target : event.target.parentNode);

  // If the active button was clicked on, exit.

  if (el == activeButton)
    return;

  // If the element is not part of a menu, reset and clear the active
  // button.

  if (getContainerWith(el, "DIV", "menu") == null) {
    resetButton(activeButton);
    activeButton = null;
  }
}

function buttonClick(event, menuId) {

  var button;

  // Get the target button element.

  if (browser.isIE)
    button = window.event.srcElement;
  else
    button = event.currentTarget;

  // Blur focus from the link to remove that annoying outline.

  button.blur();

  // Associate the named menu to this button if not already done.
  // Additionally, initialize menu display.

  if (button.menu == null) {
    button.menu = document.getElementById(menuId);
    if (button.menu.isInitialized == null)
      menuInit(button.menu);
  }

  // Reset the currently active button, if any.

  if (activeButton != null)
    resetButton(activeButton);

  // Activate this button, unless it was the currently active one.

  if (button != activeButton) {
    depressButton(button);
    activeButton = button;
  }
  else
    activeButton = null;

  return false;
}

function buttonMouseover(event, menuId) {

  var button;

  // Find the target button element.

  if (browser.isIE)
    button = window.event.srcElement;
  else
    button = event.currentTarget;

  // If any other button menu is active, make this one active instead.

  if (activeButton != null && activeButton != button)
    buttonClick(event, menuId);
}

function depressButton(button) {

  var x, y;

  // Update the button's style class to make it look like it's
  // depressed.

  button.className += " menuButtonActive";

  // Position the associated drop down menu under the button and
  // show it.

  x = getPageOffsetLeft(button);
  y = getPageOffsetTop(button) + button.offsetHeight;

  button.menu.style.left = x + "px";
  button.menu.style.top  = y + "px";
  button.menu.style.visibility = "visible";
}

function resetButton(button) {

  // Restore the button's style class.

  removeClassName(button, "menuButtonActive");

  // Hide the button's menu, first closing any sub menus.

  if (button.menu != null) {
    closeSubMenu(button.menu);
    button.menu.style.visibility = "hidden";
  }
}

//----------------------------------------------------------------------------
// Code to handle the menus and sub menus.
//----------------------------------------------------------------------------

function menuMouseover(event) {

  var menu;

  // Find the target menu element.

  if (browser.isIE)
    menu = getContainerWith(window.event.srcElement, "DIV", "menu");
  else
    menu = event.currentTarget;

  // Close any active sub menu.

  if (menu.activeItem != null)
    closeSubMenu(menu);
}

function menuItemMouseover(event, menuId) {

  var item, menu, x, y;

  // Find the target item element and its parent menu element.

  if (browser.isIE)
    item = getContainerWith(window.event.srcElement, "A", "menuItem");
  else
    item = event.currentTarget;
  menu = getContainerWith(item, "DIV", "menu");

  // Close any active sub menu and mark this one as active.

  if (menu.activeItem != null)
    closeSubMenu(menu);
  menu.activeItem = item;

  // Highlight the item element.

  item.className += " menuItemHighlight";

  // Initialize the sub menu, if not already done.

  if (item.subMenu == null) {
    item.subMenu = document.getElementById(menuId);
    if (item.subMenu.isInitialized == null)
      menuInit(item.subMenu);
  }

  // Get position for submenu based on the menu item.

  x = getPageOffsetLeft(item) + item.offsetWidth;
  y = getPageOffsetTop(item);

  // Adjust position to fit in view.

  var maxX, maxY;

  if (browser.isNS) {
    maxX = window.scrollX + window.innerWidth;
    maxY = window.scrollY + window.innerHeight;
  }
  if (browser.isIE) {
    maxX = (document.documentElement.scrollLeft   != 0 ? document.documentElement.scrollLeft   : document.body.scrollLeft)
         + (document.documentElement.clientWidth  != 0 ? document.documentElement.clientWidth  : document.body.clientWidth);
    maxY = (document.documentElement.scrollTop    != 0 ? document.documentElement.scrollTop    : document.body.scrollTop)
         + (document.documentElement.clientHeight != 0 ? document.documentElement.clientHeight : document.body.clientHeight);
  }
  maxX -= item.subMenu.offsetWidth;
  maxY -= item.subMenu.offsetHeight;

  if (x > maxX)
    x = Math.max(0, x - item.offsetWidth - item.subMenu.offsetWidth
      + (menu.offsetWidth - item.offsetWidth));
  y = Math.max(0, Math.min(y, maxY));

  // Position and show it.

  item.subMenu.style.left = x + "px";
  item.subMenu.style.top  = y + "px";
  item.subMenu.style.visibility = "visible";

  // Stop the event from bubbling.

  if (browser.isIE)
    window.event.cancelBubble = true;
  else
    event.stopPropagation();
}

function closeSubMenu(menu) {

  if (menu == null || menu.activeItem == null)
    return;

  // Recursively close any sub menus.

  if (menu.activeItem.subMenu != null) {
    closeSubMenu(menu.activeItem.subMenu);
    menu.activeItem.subMenu.style.visibility = "hidden";
    menu.activeItem.subMenu = null;
  }
  removeClassName(menu.activeItem, "menuItemHighlight");
  menu.activeItem = null;
}

//----------------------------------------------------------------------------
// Code to initialize menus.
//----------------------------------------------------------------------------

function menuInit(menu) {

  var itemList, spanList;
  var textEl, arrowEl;
  var itemWidth;
  var w, dw;
  var i, j;

  // For IE, replace arrow characters.

  if (browser.isIE) {
    menu.style.lineHeight = "2.5ex";
    spanList = menu.getElementsByTagName("SPAN");
    for (i = 0; i < spanList.length; i++)
      if (hasClassName(spanList[i], "menuItemArrow")) {
        spanList[i].style.fontFamily = "Webdings";
        spanList[i].firstChild.nodeValue = "4";
      }
  }

  // Find the width of a menu item.

  itemList = menu.getElementsByTagName("A");
  if (itemList.length > 0)
    itemWidth = itemList[0].offsetWidth;
  else
    return;

  // For items with arrows, add padding to item text to make the
  // arrows flush right.

  for (i = 0; i < itemList.length; i++) {
    spanList = itemList[i].getElementsByTagName("SPAN");
    textEl  = null;
    arrowEl = null;
    for (j = 0; j < spanList.length; j++) {
      if (hasClassName(spanList[j], "menuItemText"))
        textEl = spanList[j];
      if (hasClassName(spanList[j], "menuItemArrow"))
        arrowEl = spanList[j];
    }
    if (textEl != null && arrowEl != null)
      textEl.style.paddingRight = (itemWidth 
        - (textEl.offsetWidth + arrowEl.offsetWidth)) + "px";
  }

  // Fix IE hover problem by setting an explicit width on first item of
  // the menu.

  if (browser.isIE) {
    w = itemList[0].offsetWidth;
    itemList[0].style.width = w + "px";
    dw = itemList[0].offsetWidth - w;
    w -= dw;
    itemList[0].style.width = w + "px";
  }

  // Mark menu as initialized.

  menu.isInitialized = true;
}

//----------------------------------------------------------------------------
// General utility functions.
//----------------------------------------------------------------------------

function getContainerWith(node, tagName, className) {

  // Starting with the given node, find the nearest containing element
  // with the specified tag name and style class.

  while (node != null) {
    if (node.tagName != null && node.tagName == tagName &&
        hasClassName(node, className))
      return node;
    node = node.parentNode;
  }

  return node;
}

function hasClassName(el, name) {

  var i, list;

  // Return true if the given element currently has the given class
  // name.

  list = el.className.split(" ");
  for (i = 0; i < list.length; i++)
    if (list[i] == name)
      return true;

  return false;
}

function removeClassName(el, name) {

  var i, curList, newList;

  if (el.className == null)
    return;

  // Remove the given class name from the element's className property.

  newList = new Array();
  curList = el.className.split(" ");
  for (i = 0; i < curList.length; i++)
    if (curList[i] != name)
      newList.push(curList[i]);
  el.className = newList.join(" ");
}

function getPageOffsetLeft(el) {

  var x;

  // Return the x coordinate of an element relative to the page.

  x = el.offsetLeft;
  if (el.offsetParent != null)
    x += getPageOffsetLeft(el.offsetParent);

  return x;
}

function getPageOffsetTop(el) {

  var y;

  // Return the x coordinate of an element relative to the page.

  y = el.offsetTop;
  if (el.offsetParent != null)
    y += getPageOffsetTop(el.offsetParent);

  return y;
}


function ResetLanguageCombo(langIndex)
{
	var langsel = document.getElementById('ddlTopLanguage');
	if(langsel)
	{
		langsel.selectedIndex = langIndex;
	}
}

//-------------------------------------------
// Dropdown function
//-------------------------------------------

function populateDropdownList(targetElement, dropdownElement, pClone)
{
	var newDropdown;
	
	if (pClone)
	{
		newDropdown = dropdownElement.cloneNode(true);
		var contlist = newDropdown.childNodes;
		for (var i=0;i<contlist.length;i++)
		{
			contlist[i].onmouseover = function() {this.style.backgroundColor="#797773";}
			contlist[i].onmouseout = function() {this.style.backgroundColor="transparent";}
			contlist[i].onclick = function() {this.style.backgroundColor="transparent";}
		}
	}
	else
	{
		newDropdown = dropdownElement;
	}
	
	var res = targetElement.appendChild(newDropdown);
	if (res)
	{
		targetElement.populated = true;
		res.style.display = "block";
	}
	if (document.getElementById("topLangController"))
		document.getElementById("topLangController").childNodes[0].innerHTML = aLang[params[0]].name;
}

function createLangDropdown()
{
	var firefox = document.getElementById && !document.all;
	if (!firefox)
	{
		try {document.execCommand("BackgroundImageCache", false, true);}catch(e){}
	}
	var langDiv = document.createElement("DIV");
	langDiv.id = "langContent";
	langDiv.style.paddingTop = "5px";
	langDiv.style.paddingBottom = "5px";	
	flagsCount = 0;
	for (var i in aLang)
	{
		var currLangCont = document.createElement("DIV");
		var currFlagLink = document.createElement("A");
		var currTextLink = document.createElement("A");
		
		currLangCont.onmouseover = function() {this.style.backgroundColor="#797773";}
		currLangCont.onmouseout = function() {this.style.backgroundColor="transparent";}
		currLangCont.onclick = function() {this.style.backgroundColor="transparent";}
		
		var currLang = document.createElement("TABLE");
		currLang.cellPadding = "0";
		currLang.cellSpacing = "0";
		currLang.border = "0";
		var currLangText = document.createElement("SPAN");
		
		var oRow = currLang.insertRow(-1);
		var oCell = oRow.insertCell(-1);
		oCell.style.paddingTop = "2px";
		var currLangFlag = document.createElement("SPAN");
		currLangFlag.className = "langFlag";
		currLangFlag.style.width="29px";
		currLangFlag.style.display = "block";
		currLangFlag.style.backgroundPosition = "7px -"+(17*flagsCount)+"px";
		currFlagLink.style.color="transparent";
		
		currLangText.innerHTML = aLang[i].name;
		
		if (i == params[0])
		{
			currTextLink.className = "langBarSelectedText"
			currLangFlag.style.cursor = "default";
		}
		else
		{
			currFlagLink.href = "http:\/\/" + aLang[i].host;
			currTextLink.href = "http:\/\/" + aLang[i].host;
			
			currTextLink.className = "langBarText"
		}
		currFlagLink.appendChild(currLangFlag);
		currTextLink.appendChild(currLangText);
		currTextLink.style.width = "100px";
		currTextLink.style.display = "block";
		oCell.appendChild(currFlagLink);
		oCell = oRow.insertCell(-1);
		oCell.appendChild(currTextLink);
		
		currLangCont.appendChild(currLang);
		langDiv.appendChild(currLangCont);		
		flagsCount++;		
	}
	
	document.body.appendChild(langDiv);
	langDiv.style.display = "none";
}

var DDSPEED = 10;
var DDTIMER = 15;

function handleDropdown(controllerId, dropdownId, pDir, mid)
{
	var dControlerObj = document.getElementById(controllerId);
	var dropdownObj = document.getElementById(dropdownId);

	var startingDelay = (mid ? 500 : 0);

	if (!dropdownObj.populated)
		return;	

	clearInterval(dropdownObj.timer);
	clearTimeout(dControlerObj.timer);
	if (pDir == 1)
	{
		if (dropdownObj.style.height != '' && dropdownObj.style.display != 'none')
			openDropdown(controllerId, dropdownId, pDir);
		else
			dControlerObj.timer = setTimeout(function() {openDropdown(controllerId, dropdownId, pDir)},startingDelay);
	}
	else
	{
		dControlerObj.timer = setTimeout(function(){hideDropdown(dropdownObj)},550);
	}
}

function openDropdown(controllerId, dropdownId, pDir)
{
	var dControlerObj = document.getElementById(controllerId);
	var dropdownObj = document.getElementById(dropdownId);
	
	dropdownObj.style.display = 'block';
	if(dropdownObj.maxh && dropdownObj.maxh <= dropdownObj.offsetHeight)
	{
		return;
	}
	else if (!dropdownObj.maxh)
	{
		dropdownObj.style.height = 'auto';
		dropdownObj.maxh = dropdownObj.offsetHeight;
		dropdownObj.style.height = '2px';
	}
	dropdownObj.timer = setInterval(function(){showDropdown(dropdownObj,1)},DDTIMER);
}

function hideDropdown(dropdownObj)
{
	dropdownObj.timer = setInterval(function(){showDropdown(dropdownObj,-1)},DDTIMER);
}

function cancelHide(controllerId, dropdownId)
{
	var dControlerObj = document.getElementById(controllerId);
	var dropdownObj = document.getElementById(dropdownId);
	
	clearTimeout(dControlerObj.timer);
	clearInterval(dropdownObj.timer);
	if (dropdownObj.offsetHeight < dropdownObj.maxh)
	{
		dropdownObj.timer = setInterval(function(){showDropdown(dropdownObj,1)},DDTIMER);
	}
}

function showDropdown(obj, pDir)
{
	var currh = obj.offsetHeight;
	var dist;
	
	if (pDir == 1)
	{
		if ((currh + DDSPEED) > obj.maxh)
		{
			clearInterval(obj.timer);
			obj.style.height = obj.maxh;
			return;
		}
		else
			obj.style.height = (currh + DDSPEED) + 'px';
	}
	else
	{
		if ((currh - DDSPEED) < 2)
		{
			clearInterval(obj.timer);
			obj.style.display = "none";
			return;
		}
		else
			obj.style.height = (currh - DDSPEED) + 'px';
	}
}