// page init
// in XSLT to set hi/lo

// cufon init
function initCufon() {
	Cufon.replace('.home-content .column h1, .inner-content .column h1', { fontFamily: 'Bliss-Bold', hover: true });
}

// scrollbars init
function initScrollbars() {
	var _mainScrollable = $('div.scrollable').eq(0);
	var _subScrollable;
	var _diff = 235;

	function fixLayout() {
		_mainScrollable.css({height:$(window).height()-_diff});
		if(_subScrollable) _subScrollable.css('height',parseInt(_mainScrollable.css('height')));
	}
	fixLayout();
	VSA_initScrollbars();
	$(window).resize(fixLayout);
	_subScrollable = _mainScrollable.find('div.scroll-content');
}

// homepage gallery
function initHomeGallery() {
	$('div.gallery').scrollGallery({
		sliderHolder: 'div.frame',
		slider:'>ul',
		slides: '>li',
		btnPrev:'a.link-prev',
		btnNext:'a.link-next',
		circleSlide:true,
		pauseOnHover:true,
		autoRotation:false,
		stopAfterClick:false,
		switchTime:5000,
		duration:650,
		easing:'swing',
		step:1
	});

	$('div.gallery').jqueryTabs({
		addToParent:false,
		activeClass:'active',
		tabLinks:'a.tab',
		fadeSpeed:300,
		event:'click'
	});
}

// hover for IE
function hoverForIE6(_list, _class) {
	var _hoverClass = 'hover';
	if(_class) _hoverClass = _class;
	if ($.browser.msie && $.browser.version < 7) {
		$(_list).hover(function() {
			$(this).addClass(_hoverClass);
		}, function() {
			$(this).removeClass(_hoverClass);
		});
	}
}

// jquery new ticker init
function initNewsTicker() {
	$('div.emt').crawlLine({
		hoverClass:'viewText',
		crawElement:'div.emt-slider',
		textElement:'div.emt-content',
		speed:2
	});
}

// jquery popout links animation
function initAniLinks() {
	var _slideSpeed = 250;

	// header links
	var _headerTabs = $('#header ul.tabs > li, div.special-items div.img');
	_headerTabs.each(function(){
		var _opener = $(this);
		var _slider = _opener.find('span.note-hold');
		var _itemHeight = _opener.find('span.note').height()+1;
		_slider.css({marginBottom:-_itemHeight});
		_opener.hover(function(){
			_slider.animate({marginBottom:0},{duration:_slideSpeed,queue:false});
		},function(){
			_slider.animate({marginBottom:-_itemHeight},{duration:_slideSpeed,queue:false});
		});
	});

	// popout links
	var _popoutLinks = $('a.popout, a.left-popout');
	_popoutLinks.each(function(){
		var _opener = $(this);
		var _sizer = _opener.find('img:eq(0)');
		var _expandedSize = _opener.width();
		var _collapsedSize = _sizer.width();
		_opener.css({width:_collapsedSize});

		_opener.hover(function(){
			_opener.animate({width:_expandedSize},{duration:_slideSpeed,queue:false});
		},function(){
			_opener.animate({width:_collapsedSize},{duration:_slideSpeed,queue:false});
		});
	});
}

// jquery layout animation
function initLayout() {
	var _fadeSpeed = ($.browser.msie && $.browser.version<7 ? 0 : 500);
	var _delay = 500;

	// top header boxes
	function fadeHeaderBoxes(_callback) {
		var _headerTabs = $('#header ul.tabs > li').hide();
		function fadeBox(n) {
			if(n>=0) _headerTabs.eq(n).fadeIn(_fadeSpeed,function(){fadeBox(n-1);});
			else if(typeof _callback === 'function') _callback();
		}
		fadeBox(_headerTabs.length-1);
	}

	// content blocks
	var _homeContent = $('div.home-content');
	var _innerContent = $('div.inner-content');
	var _pageHolder;

	// homepage animation
	if(_homeContent.length) {
		_homeContent.css({height:_homeContent.height()});
		_pageHolder = _homeContent.parents('div.scroll-holder').hide();

	}
	// inner pages animation
	if(_innerContent.length) {
		_innerContent.css({height:_innerContent.height()});
		_pageHolder = _innerContent.parents('div.scroll-holder').hide();

	}

	// content show
	fadeHeaderBoxes(function(){
              
		var _contentColumn = _pageHolder.find('div.column').hide();
		var _miscBlocks = _pageHolder.find('div.visual-column, a.popout, a.left-popout, ul.solution-nav').hide();
		_pageHolder.fadeIn(_fadeSpeed,function(){
			setTimeout(function(){
				_contentColumn.fadeIn(_fadeSpeed,function(){
					_miscBlocks.fadeIn(_fadeSpeed,function(){
					});
				});
			},_delay)
		});
	});
}

// jquery fade tabs plugin
jQuery.fn.jqueryTabs = function(_options){
	// default options
	var _options = jQuery.extend({
		addToParent:false,
		activeClass:'active',
		tabLinks:'a.tab',
		fadeSpeed:300,
		event:'click'
	},_options);

	return this.each(function(){
		var _holder = jQuery(this);
		var _fadeSpeed = _options.fadeSpeed;
		var _activeClass = _options.activeClass;
		var _addToParent = _options.addToParent;
		var _tabLinks = jQuery(_options.tabLinks, _holder);
		var _tabset = (_addToParent ? _tabLinks.parent() : _tabLinks);
		var _event = _options.event;
		var _animating = false;

		// tabs init
		_tabLinks.each(function(){
			var _tmpLink = $(this);
			var _tmpTab = $(_tmpLink.attr('href'));
			var _classItem = (_addToParent ? _tmpLink.parent() : _tmpLink);
			if(_tmpTab.length) {
				if(_classItem.hasClass(_activeClass)) _tmpTab.show();
				else _tmpTab.hide();
			}
		});

		// tab switcher
		function switchTab(_switcher) {
			if(!_animating) {
				var _link = $(_switcher);
				var _newItem = (_addToParent ? _link.parent() : _link);
				var _newTab = $(_link.attr('href'));

				var _oldItem = $(_addToParent ? _tabset : _tabLinks).filter('.'+_activeClass);
				var _oldTab = $($(_addToParent ? _oldItem.children('a') : _oldItem).attr('href'));
				if(_newTab.length) {
					_animating = true;
					if(_oldItem.length) {
						_newItem.addClass(_activeClass);
						_oldItem.removeClass(_activeClass);
						_oldTab.fadeOut(_fadeSpeed,function(){
							_newTab.fadeIn(_fadeSpeed,function(){
                                                         $('.t-close').show();
								_animating = false;

							});
						});
					} else {
						_newItem.addClass(_activeClass);
						_newTab.fadeIn(_fadeSpeed,function(){
                                                         $('.t-close').show();
							_animating = false;
						});
					}
				}
			}
		}

		// control
		_tabLinks.each(function(){
			$(this).bind(_event,function(){
				switchTab(this);
				return false;
			});
		});
	});
}

// scrolling gallery plugin
jQuery.fn.scrollGallery = function(_options){
	var _options = jQuery.extend({
		sliderHolder: '>div',
		slider:'>ul',
		slides: '>li',
		pagerLinks:'div.pager a',
		btnPrev:'a.link-prev',
		btnNext:'a.link-next',
		activeClass:'active',
		disabledClass:'disabled',
		generatePagination:'div.pg-holder',
		circleSlide:true,
		pauseOnHover:true,
		autoRotation:false,
		stopAfterClick:false,
		switchTime:5000,
		duration:650,
		easing:'swing',
		event:'click',
		vertical:false,
		step:false
	},_options);

	return this.each(function(){
		// gallery options
		var _this = jQuery(this);
		var _sliderHolder = jQuery(_options.sliderHolder, _this);
		var _slider = jQuery(_options.slider, _sliderHolder);
		var _slides = jQuery(_options.slides, _slider);
		var _btnPrev = jQuery(_options.btnPrev, _this);
		var _btnNext = jQuery(_options.btnNext, _this);
		var _pagerLinks = jQuery(_options.pagerLinks, _this);
		var _generatePagination = jQuery(_options.generatePagination, _this);
		var _pauseOnHover = _options.pauseOnHover;
		var _autoRotation = _options.autoRotation;
		var _activeClass = _options.activeClass;
		var _disabledClass = _options.disabledClass;
		var _easing = _options.easing;
		var _duration = _options.duration;
		var _switchTime = _options.switchTime;
		var _controlEvent = _options.event;
		var _step = _options.step;
		var _vertical = _options.vertical;
		var _circleSlide = _options.circleSlide;
		var _stopAfterClick = _options.stopAfterClick;

		// gallery init
		if(!_slides.length) return;
		var _currentStep = 0;
		var _sumWidth = 0;
		var _sumHeight = 0;
		var _hover = false;
		var _stepWidth;
		var _stepHeight;
		var _stepCount;
		var _offset;
		var _timer;

		_slides.each(function(){
			_sumWidth+=$(this).outerWidth(true);
			_sumHeight+=$(this).outerHeight(true);
		});
		// calculate gallery offset
		function recalcOffsets() {
			_sumWidth = 0;
			_sumHeight = 0;
			_slides.each(function(){
				_sumWidth+=$(this).outerWidth(true);
				_sumHeight+=$(this).outerHeight(true);
			});
			if(_vertical) {
				if(_step) {
					_stepHeight = _slides.eq(_currentStep).outerHeight(true);
					_stepCount = Math.ceil((_sumHeight-_sliderHolder.height())/_stepHeight)+1;
					_offset = -_stepHeight*_currentStep;
				} else {
					_stepHeight = _sliderHolder.height();
					_stepCount = Math.ceil(_sumHeight/_stepHeight);
					_offset = -_stepHeight*_currentStep;
					if(_offset < _stepHeight-_sumHeight) _offset = _stepHeight-_sumHeight;
				}
			} else {
				if(_step) {
					_stepWidth = _slides.eq(_currentStep).outerWidth(true);
					_stepCount = Math.ceil((_sumWidth-_sliderHolder.width())/_stepWidth)+1;
					_offset = -_stepWidth*_currentStep;
				} else {
					_stepWidth = _sliderHolder.width();
					_stepCount = Math.ceil(_sumWidth/_stepWidth);
					_offset = -_stepWidth*_currentStep;
					if(_offset < _stepWidth-_sumWidth) _offset = _stepWidth-_sumWidth;
				}
			}
		}

		// gallery control
		if(_btnPrev.length) {
			_btnPrev.bind(_controlEvent,function(){
				if(_stopAfterClick) stopAutoSlide();
				prevSlide();
				return false;
			});
		}
		if(_btnNext.length) {
			_btnNext.bind(_controlEvent,function(){
				if(_stopAfterClick) stopAutoSlide();
				nextSlide();
				return false;
			});
		}
		if(_generatePagination.length) {
			_generatePagination.empty();
			recalcOffsets();
			var _list = $('<ul />');
			for(var i=0; i<_stepCount; i++) $('<li><a href="#">'+(i+1)+'</a></li>').appendTo(_list);
			_list.appendTo(_generatePagination);
			_pagerLinks = _list.children();
		}
		if(_pagerLinks.length) {
			_pagerLinks.each(function(_ind){
				jQuery(this).bind(_controlEvent,function(){
					if(_currentStep != _ind) {
						if(_stopAfterClick) stopAutoSlide();
						_currentStep = _ind;
						switchSlide();
					}
					return false;
				});
			});
		}

		// gallery animation
		function prevSlide() {
			recalcOffsets();
			if(_currentStep > 0) _currentStep--;
			else if(_circleSlide) _currentStep = _stepCount-1;
			switchSlide();
		}
		function nextSlide() {
			recalcOffsets();
			if(_currentStep < _stepCount-1) _currentStep++;
			else if(_circleSlide) _currentStep = 0;
			switchSlide();
		}
		function refreshStatus() {
			if(_pagerLinks.length) _pagerLinks.removeClass(_activeClass).eq(_currentStep).addClass(_activeClass);
			if(!_circleSlide) {
				_btnPrev.removeClass(_disabledClass);
				_btnNext.removeClass(_disabledClass);
				if(_currentStep == 0) _btnPrev.addClass(_disabledClass);
				if(_currentStep == _stepCount-1) _btnNext.addClass(_disabledClass);
			}
		}
		function switchSlide() {
			recalcOffsets();
			if(_vertical) _slider.animate({marginTop:_offset},{duration:_duration,queue:false,easing:_easing});
			else _slider.animate({marginLeft:_offset},{duration:_duration,queue:false,easing:_easing});
			refreshStatus();
			autoSlide();
		}

		// autoslide function
		function stopAutoSlide() {
			if(_timer) clearTimeout(_timer);
			_autoRotation = false;
		}
		function autoSlide() {
			if(!_autoRotation || _hover) return;
			if(_timer) clearTimeout(_timer);
			_timer = setTimeout(nextSlide,_switchTime+_duration);
		}
		if(_pauseOnHover) {
			_this.hover(function(){
				_hover = true;
				if(_timer) clearTimeout(_timer);
			},function(){
				_hover = false;
				autoSlide();
			});
		}
		recalcOffsets();
		refreshStatus();
		autoSlide();
	});
}


// custom scroll init
var VSA_scrollAreas = new Array();
var VSA_default_imagesPath = "/media";
var VSA_default_btnUpImage = "arrow-up.gif";
var VSA_default_btnDownImage = "arrow-down.gif";
var VSA_default_scrollStep = 5;
var VSA_default_wheelSensitivity = 10;
var VSA_default_scrollbarPosition = 'right';//'left','right','inline';
var VSA_default_scrollButtonHeight = 21;
var VSA_default_scrollbarWidth = 16;
var VSA_resizeTimer = 2000;

function VSA_initScrollbars()
{
	var scrollElements = VSA_getElements("scrollable", "DIV", document, "class");
	for (var i=0; i<scrollElements.length; i++)
	{
		VSA_scrollAreas[i] = new ScrollArea(i, scrollElements[i]);
	}
}

function ScrollArea(index, elem) //constructor
{
	this.index = index;
	this.element = elem;

	var attr = this.element.getAttribute("imagesPath");
	this.imagesPath = attr ? attr : VSA_default_imagesPath;

	attr = this.element.getAttribute("btnUpImage");
	this.btnUpImage = attr ? attr : VSA_default_btnUpImage;

	attr = this.element.getAttribute("btnDownImage");
	this.btnDownImage = attr ? attr : VSA_default_btnDownImage;

	attr = Number(this.element.getAttribute("scrollStep"));
	this.scrollStep = attr ? attr : VSA_default_scrollStep;

	attr = Number(this.element.getAttribute("wheelSensitivity"));
	this.wheelSensitivity = attr ? attr : VSA_default_wheelSensitivity;

	attr = this.element.getAttribute("scrollbarPosition");
	this.scrollbarPosition = attr ? attr : VSA_default_scrollbarPosition;

	attr = this.element.getAttribute("scrollButtonHeight");
	this.scrollButtonHeight = attr ? attr : VSA_default_scrollButtonHeight;

	attr = this.element.getAttribute("scrollbarWidth");
	this.scrollbarWidth = attr ? attr : VSA_default_scrollbarWidth;

	this.scrolling = false;

	this.iOffsetY = 0;
	this.scrollHeight = 0;
	this.scrollContent = null;
	this.scrollbar = null;
	this.scrollup = null;
	this.scrolldown = null;
	this.scrollslider = null;
	this.scroll = null;
	this.enableScrollbar = false;
	this.scrollFactor = 1;
	this.scrollingLimit = 0;
	this.topPosition = 0;

	//functions declaration
	this.init = VSA_init;
	this.scrollUp = VSA_scrollUp;
	this.scrollDown = VSA_scrollDown;
	this.createScrollBar = VSA_createScrollBar;
	this.scrollIt = VSA_scrollIt;

	this.init();

}


function VSA_init()
{

	this.scrollContent = document.createElement("DIV");
	this.scrollContent.style.position = "absolute";
	this.scrollContent.innerHTML = this.element.innerHTML;
	this.scrollContent.style.overflow = "hidden";

	this.scrollContent.style.width = this.element.offsetWidth + "px";
	this.scrollContent.style.height = this.element.offsetHeight + "px";


	this.element.innerHTML = "";
	this.element.style.overflow = "hidden";
	this.element.style.display = "block";
	this.element.style.visibility = "visible";
	this.element.style.position = "relative";
	this.element.appendChild(this.scrollContent);

	this.scrollContent.className = 'scroll-content';

	this.element.index = this.index;
	this.element.over = false;

	var _this = this;
	this.element.onmouseover = function(){
        _this.element.over = true;
    };
    this.element.onmouseout = function(){
        _this.element.over = false;
    }

	if (document.all)
	{
		this.element.onscroll = VSA_handleOnScroll;
		this.element.onresize = VSA_handleResize;
	}
	else
	{
		window.onresize = VSA_handleResize;
	}

	this.createScrollBar();

	if (window.addEventListener)
        /** DOMMouseScroll is for mozilla. */
        this.element.addEventListener('DOMMouseScroll', VSA_handleMouseWheel, false);
	/** IE/Opera. */
	this.element.onmousewheel = document.onmousewheel = VSA_handleMouseWheel;

}

function VSA_createScrollBar()
{
	if (this.scrollbar != null)
	{
		this.element.removeChild(this.scrollbar);
		this.scrollbar = null;
	}

	if (this.scrollContent.scrollHeight <= this.scrollContent.offsetHeight)
		this.enableScrollbar = false;
	else if (this.element.offsetHeight > 2*this.scrollButtonHeight)
		this.enableScrollbar = true;
	else
		this.enableScrollbar = false;

	if (this.scrollContent.scrollHeight - Math.abs(this.scrollContent.scrollTop) < this.element.offsetHeight)
		this.scrollContent.style.top = 0;

        //DE 11/3/2020 to keep the overlay in the correct position
       $('.scroll-holder .scroll-wrapper').removeClass('bg-overlay-scroll').addClass('bg-overlay');
       $('.left-popout').css('right','776px');
       if($('.inner-content .column').height() < $('.inner-content .popout-holder').height()){
       $('.inner-content .column').css('min-height',($('.inner-content .popout-holder').height())+'px')
        }
	if (this.enableScrollbar)
	{
                $('.scroll-holder .scroll-wrapper').removeClass('bg-overlay').addClass('bg-overlay-scroll');
                $('.left-popout').css('right','754px');
		this.scrollbar = document.createElement("DIV");
		this.element.appendChild(this.scrollbar);
		this.scrollbar.style.position = "absolute";
		this.scrollbar.style.top = "0px";
		this.scrollbar.style.height = this.element.offsetHeight+"px";
		this.scrollbar.style.width = this.scrollbarWidth + "px";

		this.scrollbar.className = 'vscroll-bar';

		if(this.scrollbarWidth != this.scrollbar.offsetWidth)
		{
			this.scrollbarWidth = this.scrollbar.offsetHeight;
		}

		this.scrollbarWidth = this.scrollbar.offsetWidth;

		if(this.scrollbarPosition == 'left')
		{
			this.scrollContent.style.left = this.scrollbarWidth + 5 + "px";
			this.scrollContent.style.width = this.element.offsetWidth - this.scrollbarWidth - 5 + "px";
		}
		else if(this.scrollbarPosition == 'right')
		{
			this.scrollbar.style.left = this.element.offsetWidth - this.scrollbarWidth  + "px";
			this.scrollContent.style.width = this.element.offsetWidth - this.scrollbarWidth - 5 + "px";
		}

		//create scroll up button
		this.scrollup = document.createElement("DIV");
		this.scrollup.index = this.index;
		this.scrollup.onmousedown = VSA_handleBtnUpMouseDown;
		this.scrollup.onmouseup = VSA_handleBtnUpMouseUp;
		this.scrollup.onmouseout = VSA_handleBtnUpMouseOut;
		this.scrollup.style.position = "absolute";
		this.scrollup.style.top = "0px";
		this.scrollup.style.left = "0px";
		this.scrollup.style.height = this.scrollButtonHeight + "px";
		this.scrollup.style.width = this.scrollbarWidth + "px";

		this.scrollup.innerHTML = '<img src="' + this.imagesPath + '/' + this.btnUpImage + '" border="0"/>';
		this.scrollbar.appendChild(this.scrollup);

		this.scrollup.className = 'vscroll-up';

		/*if(this.scrollButtonHeight != this.scrollup.offsetHeight)
		{
			this.scrollButtonHeight = this.scrollup.offsetHeight;
		}*/

		//create scroll down button
		this.scrolldown = document.createElement("DIV");
		this.scrolldown.index = this.index;
		this.scrolldown.onmousedown = VSA_handleBtnDownMouseDown;
		this.scrolldown.onmouseup = VSA_handleBtnDownMouseUp;
		this.scrolldown.onmouseout = VSA_handleBtnDownMouseOut;
		this.scrolldown.style.position = "absolute";
		this.scrolldown.style.left = "0px";
		this.scrolldown.style.top =  this.scrollbar.offsetHeight - this.scrollButtonHeight + "px";
		this.scrolldown.style.width = this.scrollbarWidth + "px";
		this.scrolldown.innerHTML = '<img src="' + this.imagesPath + '/' + this.btnDownImage + '" border="0"/>';
		this.scrollbar.appendChild(this.scrolldown);

		this.scrolldown.className = 'vscroll-down';

		//create scroll
		this.scroll = document.createElement("DIV");
		this.scroll.index = this.index;
		this.scroll.style.position = "absolute";
		this.scroll.style.zIndex = 0;
		this.scroll.style.textAlign = "center";
		this.scroll.style.top = this.scrollButtonHeight + "px";
		this.scroll.style.left = "0px";
		this.scroll.style.width = this.scrollbarWidth + "px";

		var h = this.scrollbar.offsetHeight - 2*this.scrollButtonHeight;
		this.scroll.style.height = ((h > 0) ? h : 0) + "px";

		this.scroll.innerHTML = '';
		this.scroll.onclick = VSA_handleScrollbarClick;
		this.scrollbar.appendChild(this.scroll);
		this.scroll.style.overflow = "hidden";

		this.scroll.className = "vscroll-line";

		//create slider
		this.scrollslider = document.createElement("DIV");
		this.scrollslider.index = this.index;
		this.scrollslider.style.position = "absolute";
		this.scrollslider.style.zIndex = 1000;
		this.scrollslider.style.textAlign = "center";
		this.scrollslider.innerHTML = '<div id="scrollslider' + this.index + '" style="padding:0;margin:0;"><div class="scroll-bar-top"></div><div class="scroll-bar-bottom"></div></div>';
		this.scrollbar.appendChild(this.scrollslider);

		this.subscrollslider = document.getElementById("scrollslider"+this.index);
		this.subscrollslider.style.height = Math.round((this.scrollContent.offsetHeight/this.scrollContent.scrollHeight)*(this.scrollbar.offsetHeight - 2*this.scrollButtonHeight)) + "px";

		this.scrollslider.className = "vscroll-slider";

		this.scrollHeight = this.scrollbar.offsetHeight - 2*this.scrollButtonHeight - this.scrollslider.offsetHeight;
		this.scrollFactor = (this.scrollContent.scrollHeight - this.scrollContent.offsetHeight)/this.scrollHeight;
		this.topPosition = getRealTop(this.scrollbar) + this.scrollButtonHeight;
		/* this.scrollbarHeight = this.scrollbar.offsetHeight - 2*this.scrollButtonHeight - this.scrollslider.offsetHeight; */

		this.scrollslider.style.top = 1 / this.scrollFactor * Math.abs(this.scrollContent.scrollTop) + this.scrollButtonHeight + "px";
		this.scrollslider.style.left = "0px";
		this.scrollslider.style.width = "100%";
		this.scrollslider.onmousedown = VSA_handleSliderMouseDown;
		if (document.all)
			this.scrollslider.onmouseup = VSA_handleSliderMouseUp;
	}
	else
		this.scrollContent.style.width = this.element.offsetWidth + "px";
}

function VSA_handleBtnUpMouseDown()
{
	var sa = VSA_scrollAreas[this.index];
	sa.scrolling = true;
	sa.scrollUp();
}

function VSA_handleBtnUpMouseUp()
{
	VSA_scrollAreas[this.index].scrolling = false;
}

function VSA_handleBtnUpMouseOut()
{
	VSA_scrollAreas[this.index].scrolling = false;
}

function VSA_handleBtnDownMouseDown()
{
	var sa = VSA_scrollAreas[this.index];
	sa.scrolling = true;
	sa.scrollDown();
}

function VSA_handleBtnDownMouseUp()
{
	VSA_scrollAreas[this.index].scrolling = false;
}

function VSA_handleBtnDownMouseOut()
{
	VSA_scrollAreas[this.index].scrolling = false;
}

function VSA_scrollIt()
{
	this.scrollContent.scrollTop = this.scrollFactor * ((this.scrollslider.offsetTop + this.scrollslider.offsetHeight/2) - this.scrollButtonHeight - this.scrollslider.offsetHeight/2);
}

function VSA_scrollUp()
{
	if (this.scrollingLimit > 0)
	{
		this.scrollingLimit--;
		if (this.scrollingLimit == 0) this.scrolling = false;
	}
	if (!this.scrolling) return;
	if ( this.scrollContent.scrollTop - this.scrollStep > 0)
	{
		this.scrollContent.scrollTop -= this.scrollStep;
		this.scrollslider.style.top = 1 / this.scrollFactor * Math.abs(this.scrollContent.scrollTop) + this.scrollButtonHeight + "px";
	}
	else
	{
		this.scrollContent.scrollTop = "0";
		this.scrollslider.style.top = this.scrollButtonHeight + "px";
		return;
	}
	setTimeout("VSA_Ext_scrollUp(" + this.index + ")", 30);
}

function VSA_Ext_scrollUp(index)
{
	VSA_scrollAreas[index].scrollUp();
}

function VSA_scrollDown()
{
	if (this.scrollingLimit > 0)
	{
		this.scrollingLimit--;
		if (this.scrollingLimit == 0) this.scrolling = false;
	}
	if (!this.scrolling) return;

	this.scrollContent.scrollTop += this.scrollStep;
	this.scrollslider.style.top =  1 / this.scrollFactor * Math.abs(this.scrollContent.scrollTop) + this.scrollButtonHeight + "px";

	if (this.scrollContent.scrollTop >= (this.scrollContent.scrollHeight - this.scrollContent.offsetHeight)) {
		this.scrollContent.scrollTop = (this.scrollContent.scrollHeight - this.scrollContent.offsetHeight);
		this.scrollslider.style.top = this.scrollbar.offsetHeight - this.scrollButtonHeight - this.scrollslider.offsetHeight + "px";
		return;
	}
	setTimeout("VSA_Ext_scrollDown(" + this.index + ")", 30);
}

function VSA_Ext_scrollDown(index)
{
	VSA_scrollAreas[index].scrollDown();
}

function VSA_handleMouseMove(evt)
{
	var sa = VSA_scrollAreas[((document.all && !window.opera) ? this.index : document.documentElement.scrollAreaIndex)];
	var posy = 0;
	if (!evt) var evt = window.event;

	if (evt.pageY)
		posy = evt.pageY;
	else if (evt.clientY)
		posy = evt.clientY;

		if (document.all && !window.opera)
		{
			posy += document.documentElement.scrollTop;
		}

	var iNewY = posy - sa.iOffsetY - getRealTop(sa.scrollbar);
		iNewY += sa.scrollButtonHeight;

	if (iNewY < sa.scrollButtonHeight)
		iNewY = sa.scrollButtonHeight;
	if (iNewY > (sa.scrollbar.offsetHeight - sa.scrollButtonHeight) - sa.scrollslider.offsetHeight)
		iNewY = (sa.scrollbar.offsetHeight - sa.scrollButtonHeight) - sa.scrollslider.offsetHeight;

	sa.scrollslider.style.top = iNewY + "px";

	sa.scrollIt();
}

function VSA_handleSliderMouseDown(evt)
{
	if (!(document.uniqueID && document.compatMode && !window.XMLHttpRequest))
	{
		document.onselectstart = function() { return false; }
		document.onmousedown = function() { return false; }
	}

	var sa = VSA_scrollAreas[this.index];
	if (document.all && !window.opera)
	{
		sa.scrollslider.setCapture()
		sa.iOffsetY = event.offsetY;
		sa.scrollslider.onmousemove = VSA_handleMouseMove;
	}
	else
	{
		if(window.opera)
		{
			sa.iOffsetY = event.offsetY;
		}
		else
		{
			sa.iOffsetY = evt.layerY;
		}
		document.documentElement.scrollAreaIndex = sa.index;
		document.documentElement.addEventListener("mousemove", VSA_handleMouseMove, true);
		document.documentElement.addEventListener("mouseup", VSA_handleSliderMouseUp, true);
	}
	return false;
}

function VSA_handleSliderMouseUp()
{
	if (!(document.uniqueID && document.compatMode && !window.XMLHttpRequest))
	{
		document.onmousedown = null;
		document.onselectstart = null;
	}

	if (document.all && !window.opera)
	{
		var sa = VSA_scrollAreas[this.index];
		sa.scrollslider.onmousemove = null;
		sa.scrollslider.releaseCapture();
		sa.scrollIt();
	}
	else
	{
		var sa = VSA_scrollAreas[document.documentElement.scrollAreaIndex];
		document.documentElement.removeEventListener("mousemove", VSA_handleMouseMove, true);
		document.documentElement.removeEventListener("mouseup", VSA_handleSliderMouseUp, true);
		sa.scrollIt();
	}
	return false;
}

function VSA_handleResize()
{
	if (VSA_resizeTimer)
	{
		clearTimeout(VSA_resizeTimer);
		VSA_resizeTimer = 0;
	}
	VSA_resizeTimer = setTimeout("VSA_performResizeEvent()", 100);
}

function VSA_performResizeEvent()
{
	for (var i=0; i<VSA_scrollAreas.length; i++)
		VSA_scrollAreas[i].createScrollBar();
}
function VSA_handleMouseWheel(event){
	if (this.index != null) {
		var sa = VSA_scrollAreas[this.index];

		if (sa.scrollbar == null) return;
		sa.scrolling = true;
		sa.scrollingLimit = sa.wheelSensitivity;

        var delta = 0;
        if (!event) /* For IE. */
                event = window.event;
        if (event.wheelDelta) { /* IE/Opera. */
                delta = event.wheelDelta/120;

                /*if (window.opera)
                        delta = -delta;*/
        } else if (event.detail) { /** Mozilla case. */
                delta = -event.detail/3;
        }
        if (delta && sa.element.over) {
                if (delta > 0)
			        sa.scrollUp();
				else
			        sa.scrollDown();

                if (event.preventDefault)
                        event.preventDefault();
                event.returnValue = false;
        }
	}
}

function VSA_handleSelectStart()
{
	event.returnValue = false;
}

function VSA_handleScrollbarClick(evt)
{
	var sa = VSA_scrollAreas[this.index];
	var offsetY = (document.all ? event.offsetY : evt.layerY);

	if (offsetY < (sa.scrollButtonHeight + sa.scrollslider.offsetHeight/2))
		sa.scrollslider.style.top = sa.scrollButtonHeight + "px";
	else if (offsetY > (sa.scrollbar.offsetHeight - sa.scrollButtonHeight - sa.scrollslider.offsetHeight))
		sa.scrollslider.style.top = sa.scrollbar.offsetHeight - sa.scrollButtonHeight - sa.scrollslider.offsetHeight + "px";
	else
	{
		sa.scrollslider.style.top = offsetY + sa.scrollButtonHeight - sa.scrollslider.offsetHeight/2 + "px";
	}
	sa.scrollIt();
}

function VSA_handleOnScroll()
{
	//event.srcElement.doScroll("pageUp");
}

//--- common functions ----

function VSA_getElements(attrValue, tagName, ownerNode, attrName) //get Elements By Attribute Name
{
	if (!tagName) tagName = "*";
	if (!ownerNode) ownerNode = document;
	if (!attrName) attrName = "name";
	var result = [];
	var nl = ownerNode.getElementsByTagName(tagName);
	for (var i=0; i<nl.length; i++)
	{
	//	if (nl.item(i).getAttribute(attrName) == attrValue)
//		result.push(nl.item(i));
		if (nl.item(i).className.indexOf(attrValue) != -1)
		result.push(nl.item(i));
	}
	return result;
}

var _ie = false;
if(navigator.userAgent.toLowerCase().indexOf("msie") != -1 && navigator.userAgent.toLowerCase().indexOf("opera") == -1) _ie = true;

function getRealTop(elem) {
	if(_ie) {
		var nTop = 0;
		if(elem)
		{
			do
			{
				nTop += elem.offsetTop - elem.scrollTop;
				elem = elem.offsetParent;
			}
			while(elem)
		}
		return nTop;
	}
	else {
		var posTop = 0;
		while (elem.offsetParent) {
			posTop += elem.offsetTop;
			elem = elem.offsetParent;
		}
		var _res = new Object();
		return posTop;
	}
}

/*******************************************************************************************/
// jquery.event.wheel.js - rev 1
// Copyright (c) 2008, Three Dub Media (http://threedubmedia.com)
// Liscensed under the MIT License (MIT-LICENSE.txt)
// http://www.opensource.org/licenses/mit-license.php
// Created: 2008-07-01 | Updated: 2008-07-14
// $(body).bind('wheel',function(event,delta){	alert( delta>0 ? "up" : "down" );	});
/*******************************************************************************************/
;(function($){$.fn.wheel=function(a){return this[a?"bind":"trigger"]("wheel",a)};$.event.special.wheel={setup:function(){$.event.add(this,b,wheelHandler,{})},teardown:function(){$.event.remove(this,b,wheelHandler)}};var b=!$.browser.mozilla?"mousewheel":"DOMMouseScroll"+($.browser.version<"1.9"?" mousemove":"");function wheelHandler(a){switch(a.type){case"mousemove":return $.extend(a.data,{clientX:a.clientX,clientY:a.clientY,pageX:a.pageX,pageY:a.pageY});case"DOMMouseScroll":$.extend(a,a.data);a.delta=-a.detail/3;break;case"mousewheel":a.delta=a.wheelDelta/120;if($.browser.opera)a.delta*=-1;break}a.type="wheel";return $.event.handle.call(this,a,a.delta)}})(jQuery);

jQuery.fn.crawlLine = function(_options){
	// defaults options
	var _options = jQuery.extend({
		speed:2,
		crawElement:'div',
		textElement:'p',
		hoverClass:'viewText'
	},_options);

	return this.each(function(){
		var _THIS = jQuery(this);
		var _el = $(_options.crawElement, _THIS);
		var _text = $(_options.textElement, _THIS);
		var _clone = _text.css('whiteSpace','nowrap').clone();
		var _elWidth = 0;
		var _k = 1;

		// set parametrs *******************************************************
		var _textWidth = _text.outerWidth(true)+1;
		var _duration = _textWidth*50 / _options.speed;
		_text.after(_clone);
		_el.css('width',_textWidth*2);

		var animate = function() {
			_el.animate({marginLeft:-_textWidth}, {queue:false, duration:_duration*_k, easing:'linear', complete:function(){
				_el.css('marginLeft','0');
				_k=1;
				animate();
			}})
		}
		animate();

		_THIS.hover(function() {
			_el.stop();
			_THIS.addClass(_options.hoverClass);
		}, function(){
			_THIS.removeClass(_options.hoverClass);
			_k = (_textWidth + parseInt(_el.css('marginLeft')))/_textWidth;
			animate();
		})

		_THIS.bind('wheel',function(event,delta){
			var _marginScroll;
			if (delta>0) {
				_marginScroll = parseInt(_el.css('marginLeft')) - 20;
				_el.animate({marginLeft:_marginScroll}, {queue:false, duration:100, easing:'linear', complete:function(){
					_k = (_textWidth + parseInt(_el.css('marginLeft')))/_textWidth;
				}})
			} else {
				_marginScroll = parseInt(_el.css('marginLeft')) + 20;
				if (_marginScroll > 0) _marginScroll = 0;
				_el.animate({marginLeft:_marginScroll}, {queue:false, duration:100, easing:'linear', complete:function(){
					_k = (_textWidth + parseInt(_el.css('marginLeft')))/_textWidth;
				}})
			}
		});
	});
}