/***********************************************************************************************
	
	Copyright (c) 2005 - Alf Magne Kalleland post@dhtmlgoodies.com
	
	UPDATE LOG:
	
	March, 10th, 2006 : Added support for a message while large image is loading
	
	Get this and other scripts at www.dhtmlgoodies.com
	
	You can use this script freely as long as this copyright message is kept intact.
	
	***********************************************************************************************/ 
   	
	var displayWaitMessage=true;	// Display a please wait message while images are loading?
  	
   	var initSL2 = true;
   	
   		
	var activeImage2 = false;
	var imageGalleryLeftPos2 = false;
	var imageGalleryWidth2 = false;
	var imageGalleryObj2 = false;
	var maxGalleryXPos2 = false;
	var slideSpeed2 = 0;
	var defaultStartV2 = 0;
	//	var imageGalleryCaptions = new Array();
	
	function findPos2(obj) {
	var curleft = curtop = 0;
	if (obj.offsetParent) {
		do {
			curleft += obj.offsetLeft;
			curtop += obj.offsetTop;
		} while (obj = obj.offsetParent);
	}
	return [curleft,curtop];
	}
	
	function getPosX2(e, t) {
	if (e.offsetX != null && navigator.appName == "Microsoft Internet Explorer") {
		pos_x = e.x;
	}
	else {
		var pos = findPos2(e.currentTarget);
		pos_x = e.pageX - pos[0];
	}
	return pos_x;
	}
	
	function startSlide2(e)
	{
		defaultStartV2 = 0;
		if(document.all)e = event;
		right=1;
		if(this.id=='p_profile_img'){
		t_v = document.getElementById('p_profile_img').offsetWidth;
			pos_x = getPosX2(e, document.getElementById('p_profile_img'));
			if (pos_x < 100) {
				right = 0;
			}
			if(pos_x < t_v && pos_x > (t_v - 100)) {
				right = 1;
			}
		}

		var id = this.id;
		/* this.getElementsByTagName('IMG')[0].src = 'images/' + this.id + '_over.gif';	*/
		if(this.id=='arrow_right' || (this.id=='p_profile_img' && right)){
			slideSpeedMultiply = Math.floor((e.clientX - this.offsetLeft) / 5);
			slideSpeed2 = -1*slideSpeedMultiply;
			slideSpeed2 = Math.max(-10,slideSpeed2);
		}else{			
			slideSpeedMultiply = 10 - Math.floor((e.clientX - this.offsetLeft) / 5);
			slideSpeed2 = 1*slideSpeedMultiply;
			slideSpeed2 = Math.min(10,slideSpeed2);
			if(slideSpeed2<0)slideSpeed2=10;
		}

		if(this.id=='p_profile_img' && pos_x > 100 && pos_x < (t_v - 100)){
			releaseSlide2();
		}
	}
	
	function releaseSlide2()
	{
		var id = this.id;
		//this.getElementsByTagName('IMG')[0].src = 'images/' + this.id + '.gif';
		slideSpeed2=0;
	}
		
	function gallerySlide2()
	{
		if(slideSpeed2!=0){
			var leftPos = imageGalleryObj2.offsetLeft;
			leftPos = leftPos/1 + slideSpeed2;
			if(leftPos>maxGalleryXPos2){
				leftPos = maxGalleryXPos2;
				slideSpeed2 = 0;
				if(defaultStartV2){
					slideSpeed2=-1*defaultStartV2;
				}
			}
			if(leftPos<minGalleryXPos2){
				leftPos = minGalleryXPos2;
				slideSpeed2=0;
				if(defaultStartV2){
					slideSpeed2=defaultStartV2;
				}
			}
			
			imageGalleryObj2.style.left = leftPos + 'px';
		}
		setTimeout('gallerySlide2()',50);
	}
	
	/*function showImage()
	{
		if(activeImage){
			activeImage.style.filter = 'alpha(opacity=50)';	
			activeImage.style.opacity = 0.5;
		}	
		this.style.filter = 'alpha(opacity=100)';
		this.style.opacity = 1;	
		activeImage = this;	
	}*/
	
	function initSlideShow2()
	{
		document.getElementById('arrow_left').onmousedown = startSlide2;
		document.getElementById('arrow_left').onmouseup = releaseSlide2;
		document.getElementById('arrow_right').onmousedown = startSlide2;
		document.getElementById('arrow_right').onmouseup = releaseSlide2;
		document.getElementById('p_profile_img').onmouseover = startSlide2;
		document.getElementById('p_profile_img').onmouseout = releaseSlide2;
		
		imageGalleryObj2 = document.getElementById('theImages');
		imageGalleryLeftPos2 = imageGalleryObj2.offsetLeft;
		imageGalleryWidth2 = document.getElementById('galleryContainer').offsetWidth;
		maxGalleryXPos2 = imageGalleryObj2.offsetLeft; 
		minGalleryXPos2 = imageGalleryWidth2 - document.getElementById('slideEnd').offsetLeft;
		//var slideshowImages = imageGalleryObj.getElementsByTagName('IMG');
		//for(var no=0;no<slideshowImages.length;no++){
		//	slideshowImages[no].onmouseover = showImage;
		//}
		
		//var divs = imageGalleryObj.getElementsByTagName('DIV');
		//for(var no=0;no<divs.length;no++){
			//if(divs[no].className=='imageCaption')imageGalleryCaptions[no] = divs[no].innerHTML;
			//alert(imageGalleryCaptions[no]);
		//}
		gallerySlide2();
		defaultStart2();
	}
	
	function defaultStart2(){
		defaultStartV2 = 1;
		slideSpeed2 = -1;
	}