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  /* globals */

 

 var scrollSpeed = 10;

 var scrollEaseIn = 6;

 

 var autoScrollDelay = 6000;

 

 if (!currentBanner) var currentBanner = new Array();

 if (!bannerCount) var bannerCount = new Array();

 if (!timeout) var timeout = new Array();

 if (!autoint) var autoint = new Array();



 var pathToVariWidthBanners = 'http://www.mobileti.com/2009/';

 

 /* constructors */

 

 function bannerImage(center, type, link, text, tracking) {

	 this.center = center;

	 this.image = center;

	 this.text = text;

	 this.tracking = tracking;

	 

	 if (type != '') {

	 this.type = type;

	this.left = pathToVariWidthBanners + type + '/left.gif';

	 this.right = pathToVariWidthBanners + type + '/right.gif';

	 this.back = pathToVariWidthBanners + type + '/back.gif';

 	}

	 

	 this.link = link;

	 if (this.link.indexOf("?") === false && tracking != "") this.link = this.link + '?se=s' + this.tracking;

	 else this.link = this.link + '&se=s' + this.tracking;

 }

 

  function variWidthBanner(id, height) {

	this.id = id;

	this.type = 'variWidthBanner';

	this.banners = new Array();

	this.height = height;

	this.add = addBanner;

	this.render = renderVariWidthBanner;

	currentBanner[id] = 0;

 }

 

   function photoBanner(id, width, height) {

	this.id = id;

	this.type = 'photoBanner';

	this.height = height;

	this.width = width;

	this.banners = new Array();

	this.add = addBanner;

	this.render = renderPhotoBanner;

	currentBanner[id] = 0;

 }

 

 

 /* methods */

 

 function addBanner(center, type, link, text, tracking) {

	 this.banners.push(new bannerImage(center, type, link, text, tracking));

	 bannerCount[this.id] = this.banners.length;

 }

 

 

 function renderVariWidthBanner() {

	 if (this.banners.length > 0) {

	 

	 document.write('<div class="scrollBanner" id="' + this.id + '" style="height:'+ this.height +'px;">');



	 document.write('<div id="slider" style="height:'+ this.height +'px;">');

	 var bMax = this.banners.length - 1;

	 writeVariWidthBanner(this.banners[bMax].link, -200, this.height, this.banners[bMax].back, this.banners[bMax].left, this.banners[bMax].right, this.banners[bMax].center);

	 for (x in this.banners) writeVariWidthBanner(this.banners[x].link, ((x) * 200), this.height, this.banners[x].back, this.banners[x].left, this.banners[x].right, this.banners[x].center);	

	 writeVariWidthBanner(this.banners[0].link, (bMax+1) * 200, this.height, this.banners[0].back, this.banners[0].left, this.banners[0].right, this.banners[0].center);

	 document.write('</div>');

	 

	 if (this.banners.length > 1) renderNextPrevLinks(this.id);

 	 

	 document.write('</div>');

	 

/*	 if (this.banners.length > 1) {

	 document.write('<p class="scrollBannerNav" id="'+ this.id +'Nav">');

	 for (x = this.banners.length - 1; x >= 0; x--) {

		var page = parseInt(x) + 1;	 

		document.write('<a ');

		if (page == 1) document.write('class="current" ');

		document.write ('id="'+ this.id +'NavLink'+ x +'" href="javascript:resetScrollInterval(\''+ this.id +'\');switchBanners(\''+ this.id +'\','+ x +');">'+ page +'</a> ');

	 }

	 document.write('</p>');

 	}

*/	 

	 var bannerset = document.getElementById(this.id);

	 bannerset.firstChild.style.left = '0%';



 	}

 }

 

 

 function renderNextPrevLinks(id) {

	 document.write ('<a class="prevLink" href="javascript:resetScrollInterval(\''+ id +'\');prevBanner(\''+ id +'\');">&lt;</a>');

	 document.write ('<a class="nextLink" href="javascript:resetScrollInterval(\''+ id +'\');nextBanner(\''+ id +'\');">&gt;</a>');

 }

 

 

  function renderPhotoBanner() {

	 if (this.banners.length > 0) {

	 

	 document.write('<div id="photoBannerContainer" style="height:'+ this.height +'px;width:' + this.width + 'px">');

	 document.write('<div class="photoBanner" id="' + this.id + '" style="height:'+ this.height +'px;width:' + this.width + 'px">');

	 document.write('<div id="slider" style="height:'+ this.height +'px;width:'+ this.width +'px">');



	 var bMax = this.banners.length - 1;

	 writePhotoBanner(this.banners[bMax].link, -200, this.width, this.height, this.banners[bMax].image, this.banners[bMax].text);

	 for (x in this.banners) writePhotoBanner(this.banners[x].link, (x) * 200, this.width, this.height, this.banners[x].image, this.banners[x].text);

	 writePhotoBanner(this.banners[0].link, (bMax+1) * 200, this.width, this.height, this.banners[0].image, this.banners[0].text);

	 

	 document.write('</div>');

	 

	 if (this.banners.length > 1) renderNextPrevLinks(this.id);

	 

	 document.write('</div>');

	 document.write('</div>');

	 

	 var bannerset = document.getElementById(this.id);

	 bannerset.firstChild.style.left = '0%';

	 

 	}

	}



   	function writeVariWidthBanner(link, position, height, back, left, right, center) {

		document.write('<div class="banner" onmouseover="window.status=\''+ link +'\';" onmouseout="window.status=\'\';" style="background:Url(\''+ back +'\') top repeat-x;left:'+ position +'%;height:'+ height +'px;" onclick="location.href=\''+ link +'\';" >');

		document.write('<div class="inner" style="height:'+ height +'px;">');

		document.write('<img src="'+ left +'" class="left" />');

		document.write('<img src="'+ right +'" class="right" />');

		document.write('<img src="'+ center +'" class="center2" />');

		document.write('</div>');

		document.write('</div>');

 	}

  

  	function writePhotoBanner(link, position, width, height, image, text) {

	 	document.write('<div class="banner" onmouseover="window.status=\''+ link +'\';" onmouseout="window.status=\'\';" style="left:'+ position +'%;height:'+ height +'px;width:'+ width +'px" onclick="location.href=\''+ link +'\';" >');

		document.write('<div class="inner" style="height:'+ height +'px;width:'+ width +'px">');



		document.write('<img src="'+ image +'" alt="'+ text +'"/>');



		document.write('<div class="bannerText" style="width:' + width + 'px;">');

		document.write('<a href="'+ link +'">'+ text +'</a>');

		document.write('</div>');

				

		document.write('</div>');

		document.write('</div>');

 	}

 



 	 /* functions */

 

 function resetScrollInterval(id) {

	 if (autoint[id] != null) {window.clearInterval(autoint[id]);

	 autoint[id] = window.setInterval(function() { nextBanner(id); }, autoScrollDelay);

 }}

 

 function setPos(banner, pos) {

	banner.style.left = pos + '%';

 }

 

 function getPos(banner) {

	return parseInt(banner.style.left);

 }

 

 function switchBanners(id,bannerId) {

	var bannerset = document.getElementById(id);

	idealpos = (bannerId) * -200;

	currentpos = getPos(bannerset.firstChild);

	window.clearTimeout(timeout[id]);

	timeout[id] = window.setTimeout(function() { slideBanners(id, idealpos) }, scrollSpeed);

	setCurrentNav(id, bannerId);

	currentBanner[id] = bannerId;

 }

 

 function slideBanners(id, idealpos) {

	 var bannerset = document.getElementById(id);

	 currentpos = parseInt(bannerset.firstChild.style.left);

	 var dir;

	 newpos = (((parseFloat(currentpos) * (scrollEaseIn - 1)) + parseFloat(idealpos)) / scrollEaseIn);

	 if (currentpos < newpos) dir = 1;

	 if (currentpos > newpos) dir = -1;

	 newpos = parseInt(newpos);

	 if (newpos == currentpos) newpos += dir;

	 

	 if (currentpos != idealpos) { 

		 setPos(bannerset.firstChild, newpos);

		 window.clearTimeout(timeout[id]);

		 timeout[id] = window.setTimeout(function() { slideBanners(id, idealpos) }, scrollSpeed); 

	  } else {

		   setPos(bannerset.firstChild, idealpos);

		  

		  if (idealpos == 200) {

			  setPos(bannerset.firstChild, ((bannerCount[id] - 1) * -200));

			  	currentBanner[id] = bannerCount[id] - 1;

			    }

		  

		  if (idealpos == ((bannerCount[id]) * -200)) {

			  setPos(bannerset.firstChild, 0);

			  currentBanner[id] = 0;

		  }

	   }

 	}

 

 	function setCurrentNav(id, newid) {

/*	 	if (newid < 0) newid = bannerCount[id] - 1;

	 	if (newid >= bannerCount[id]) newid = 0;

	 	if (document.getElementById(id + 'NavLink' + currentBanner[id])) document.getElementById(id + 'NavLink' + currentBanner[id]).className = '';

	 	if (document.getElementById(id + 'NavLink' + newid)) document.getElementById(id + 'NavLink' + newid).className = 'current';

*/

 	}

 	

 	function nextBanner(id) {

	 	var bannerId = currentBanner[id] + 1;

	 	if (bannerId < (bannerCount[id] + 1)) switchBanners(id,bannerId);

	 	else switchBanners(id,0);

 	}

 	

 	function prevBanner(id) {

	 	var bannerId = currentBanner[id] - 1;

	 	if (bannerId >= -1) switchBanners(id,bannerId);

	 	else switchBanners(id,bannerCount[id] - 1);

 	}

 	

 	function startAutoScroll(id) {

		 autoint[id] = window.setInterval(function() { nextBanner(id); }, autoScrollDelay);

	}