var imageGalleryLeftPos = false;
var imageGalleryWidth = false;
var imageGalleryObj = false;
var maxGalleryXPos = false;
var slideSpeed = 0;
var imageGalleryCaptions = new Array();

function startSlide(e)
{
	if (document.all)e = event;
	var id = this.id;
	this.getElementsByTagName('IMG')[0].src = '/ccm-ldn-theme-assets/__ccm__/themes-prod/base/images/slider/' + this.id + '_hover.jpg';	

	if(this.id == 'slide_right') {
		/*
		slideSpeedMultiply = Math.floor((e.clientX - this.offsetLeft) / 5);
		slideSpeed = -1*slideSpeedMultiply;
		slideSpeed = Math.max(-10,slideSpeed);
		*/

		if (navigator.appName == 'Netscape' && navigator.appCodeName == 'Mozilla' && (navigator.userAgent.indexOf('Firefox/2') != -1)) {
			// Firefox 2.x
			slideSpeed = -1;
		}
		if (navigator.appName == 'Netscape' && navigator.appCodeName == 'Mozilla' && (navigator.userAgent.indexOf('Firefox/3') != -1)) {
			// Firefox 3.x
			slideSpeed = -1;
		}
		if (navigator.appName == 'Netscape' && navigator.appCodeName == 'Mozilla' && (navigator.userAgent.indexOf('Chrome') != -1)) {
			// Chrome 3.x
			slideSpeed = -2;
		}
		else if (navigator.appName == 'Microsoft Internet Explorer' && navigator.appCodeName == 'Mozilla' && (navigator.appVersion.indexOf('MSIE 6') != -1)) {
			// IE 6.x
			slideSpeed = -2;
		}
		else if (navigator.appName == 'Microsoft Internet Explorer' && navigator.appCodeName == 'Mozilla' && (navigator.appVersion.indexOf('MSIE 7') != -1)) {
			// IE 7.x
			slideSpeed = -2;
		}
	}
	else {
		/*
		slideSpeedMultiply = 10 - Math.floor((e.clientX - this.offsetLeft) / 5);
		slideSpeed = 1*slideSpeedMultiply;
		slideSpeed = Math.min(10,slideSpeed);
		if(slideSpeed<0)slideSpeed=10;
		*/

		if (navigator.appName == 'Netscape' && navigator.appCodeName == 'Mozilla' && (navigator.userAgent.indexOf('Firefox/2') != -1)) {
			// Firefox 2.x
			slideSpeed = 3;
		}
		if (navigator.appName == 'Netscape' && navigator.appCodeName == 'Mozilla' && (navigator.userAgent.indexOf('Firefox/3') != -1)) {
			// Firefox 3.x
			slideSpeed = 3;
		}
		if (navigator.appName == 'Netscape' && navigator.appCodeName == 'Mozilla' && (navigator.userAgent.indexOf('Chrome') != -1)) {
			// Chrome 3.x
			slideSpeed = 2;
		}
		else if (navigator.appName == 'Microsoft Internet Explorer' && navigator.appCodeName == 'Mozilla' && (navigator.appVersion.indexOf('MSIE 6') != -1)) {
			// IE 6.x
			slideSpeed = 2;
		}
		else if (navigator.appName == 'Microsoft Internet Explorer' && navigator.appCodeName == 'Mozilla' && (navigator.appVersion.indexOf('MSIE 7') != -1)) {
			// IE 7.x
			slideSpeed = 2;
		}

	}
}

function releaseSlide()
{
	var id = this.id;
	this.getElementsByTagName('IMG')[0].src = '/ccm-ldn-theme-assets/__ccm__/themes-prod/base/images/slider/' + this.id + '.jpg';
	slideSpeed=0;
}

function gallerySlide()
{
	if(slideSpeed != 0) {
		var leftPos = imageGalleryObj.offsetLeft;
		var browserValue = 0;

		if (navigator.appName == 'Netscape' && navigator.appCodeName == 'Mozilla' && (navigator.userAgent.indexOf('Firefox/2') != -1)) {
			// Firefox 2.x
			browserValue = 1;
		}
		if (navigator.appName == 'Netscape' && navigator.appCodeName == 'Mozilla' && (navigator.userAgent.indexOf('Firefox/3') != -1)) {
			// Firefox 3.x
			browserValue = 1;
		}
		if (navigator.appName == 'Netscape' && navigator.appCodeName == 'Mozilla' && (navigator.userAgent.indexOf('Chrome') != -1)) {
			// Chrome 3.x
			browserValue = 0;
		}
		else if (navigator.appName == 'Microsoft Internet Explorer' && navigator.appCodeName == 'Mozilla' && (navigator.appVersion.indexOf('MSIE 6') != -1)) {
			// IE 6.x
			browserValue = 0;
		}
		else if (navigator.appName == 'Microsoft Internet Explorer' && navigator.appCodeName == 'Mozilla' && (navigator.appVersion.indexOf('MSIE 7') != -1)) {
			// IE 7.x
			browserValue = 0;
		}
		
		leftPos = leftPos/1 + slideSpeed;

		if(minGalleryXPos > 0) {
			leftPos = imageGalleryObj.offsetLeft + browserValue;
			slideSpeed = 0;
		}
		else {
			if(leftPos>maxGalleryXPos) {
				leftPos = maxGalleryXPos;
				slideSpeed = 0;
			}
		
			if(leftPos<minGalleryXPos) {
				leftPos = minGalleryXPos;
				slideSpeed=0;
			}
		}

		imageGalleryObj.style.left = leftPos + 'px';
	}
	setTimeout('gallerySlide()',20);
}

function hideImage()
{
	this.style.filter = 'alpha(opacity=100)';
	this.style.opacity = 1;	
}

function showImage()
{
	this.style.filter = 'alpha(opacity=50)';	
	this.style.opacity = 0.5;
}

function initSlideShow()
{
	document.getElementById('slide_left').onmousemove = startSlide;
	document.getElementById('slide_left').onmouseout = releaseSlide;
	document.getElementById('slide_right').onmousemove = startSlide;
	document.getElementById('slide_right').onmouseout = releaseSlide;
	
	imageGalleryObj = document.getElementById('slider_items');
	imageGalleryLeftPos = imageGalleryObj.offsetLeft;
	imageGalleryWidth = document.getElementById('slider').offsetWidth - 15;
	maxGalleryXPos = imageGalleryObj.offsetLeft; 
	minGalleryXPos = imageGalleryWidth - document.getElementById('slide_end').offsetLeft;
	var slideshowImages = imageGalleryObj.getElementsByTagName('div');

	for(var no=0;no<slideshowImages.length;no++) {
		slideshowImages[no].onmouseover = showImage;
		slideshowImages[no].onmouseout = hideImage;
	}

	gallerySlide();
}

/*
window.onload = initSlideShow;
*/

addOnloadEvent(function(){ initSlideShow() });