/*
Dynamic Slideshow v2.7

JH Specialty, Inc. script to display a slideshow of images. Loads only 2 images
at a time to conserve page size. Image select controls can
be added anywhere on the page to control the slideshow.

Based on Dynamic Slideshow by Yusuf
URL: http://plugins.jquery.com/project/dynamicslideshow
URL2: http://ynzi.com/blog/dynamicslideshow/

Updated by: James X. Anderson
URL: http://www.jhspecialty.com/
*/
;(function($){jQuery.fn.dynamicSlideshow=function(options,fgImages){options=options||{};options.duration=options.duration||5000;var transitionDuration=options.transitionDuration||1000;var titleTransitionDuration=transitionDuration/2;options.controllerStyle=options.controllerStyle||'thumb';var fgContainer=$(this);fgImages=fgImages||[];var pause=0;if(fgImages.length==1){pause=1;}
var curr=0;var prevCurr=0;var timer='';function initSlider(fgContainer,fgImages){if($(fgContainer).children().length>1){$(fgContainer).find('img:last').animate({opacity:0.0},transitionDuration,function(){$(this).remove();});}
if(fgImages[curr].loaded){$(fgContainer).append('<img style="" src="" alt=""/>');$tempImg=$(fgContainer).find('img:last');$tempImg.css({'width':fgImages[curr].imgWidth,'height':fgImages[curr].imgHeight,'position':fgImages[curr].imgPosition,'top':fgImages[curr].imgTop,'left':fgImages[curr].imgLeft,'right':fgImages[curr].imgRight,'bottom':fgImages[curr].imgBottom,'z-index':8}).attr({'src':options.imgPath+fgImages[curr].imgName,'alt':fgImages[curr].imgAlt});$(fgContainer).find('img:first').css({'z-index':1});$tempImg.css({opacity:0.0,'z-index':2}).animate({opacity:1.0},transitionDuration,function(){$tempImg.css('opacity','');});var titleCurr=curr;if(options.externalTitleId){$('#'+options.externalTitleId).fadeOut(titleTransitionDuration,function(){$('#'+options.externalTitleId).html(fgImages[titleCurr].externalTitle);$('#'+options.externalTitleId).fadeIn(titleTransitionDuration);});}
if($(fgContainer).children().length>1){$(fgContainer).find('img:first').animate({opacity:0.0},transitionDuration,function(){$(this).remove();});}
if(fgImages[curr].imgHref==''){$(fgContainer).removeAttr('href');}
else{$(fgContainer).attr('href',fgImages[curr].imgHref);}
if(options.controllerActiveClass){$('.'+options.controllerClass).removeClass(options.controllerActiveClass);$('#'+options.controllerIdPrefix+curr).addClass(options.controllerActiveClass);}
if(pause==1){clearTimeout(timer);}
else{if(curr>=fgImages.length-1){curr=0;}
else{curr++;}
if(prevCurr>=fgImages.length-1||(prevCurr+1)==curr){prevCurr=0;}
else{prevCurr++;}
timer=setTimeout(function(){initSlider(fgContainer,fgImages)},options.duration);}}
else{var fg=new Image();$(fg).css({'width':fgImages[curr].imgWidth,'height':fgImages[curr].imgHeight,'position':fgImages[curr].imgPosition,'top':fgImages[curr].imgTop,'left':fgImages[curr].imgLeft,'right':fgImages[curr].imgRight,'bottom':fgImages[curr].imgBottom,'z-index':8}).load(function(){$(fgContainer).append(this);$(fgContainer).find('img:first').css({'z-index':1});$(this).css({opacity:0.0,'z-index':2}).animate({opacity:1.0},transitionDuration,function(){$(this).css('opacity','');});var titleCurr=curr;if(options.externalTitleId){$('#'+options.externalTitleId).fadeOut(titleTransitionDuration,function(){$('#'+options.externalTitleId).html(fgImages[titleCurr].externalTitle);$('#'+options.externalTitleId).fadeIn(titleTransitionDuration);});}
if($(fgContainer).children().length>1){$(fgContainer).find('img:first').animate({opacity:0.0},transitionDuration,function(){$(this).remove();});}
if(fgImages[curr].imgHref==''){$(fgContainer).removeAttr('href');}
else{$(fgContainer).attr('href',fgImages[curr].imgHref);}
if(options.controllerActiveClass){$('.'+options.controllerClass).removeClass(options.controllerActiveClass);$('#'+options.controllerIdPrefix+curr).addClass(options.controllerActiveClass);}
if(pause==1){clearTimeout(timer);}
else{fgImages[curr].loaded=true;if(curr>=fgImages.length-1){curr=0;}
else{curr++;}
if(prevCurr>=fgImages.length-1||(prevCurr+1)==curr){prevCurr=0;}
else{prevCurr++;}
timer=setTimeout(function(){initSlider(fgContainer,fgImages)},options.duration);}}).attr({'src':options.imgPath+fgImages[curr].imgName,'alt':fgImages[curr].imgAlt});}}
$(this).each(function(){var j=new Image();$(j).css({width:fgImages[curr].imgWidth,height:fgImages[curr].imgHeight,position:fgImages[0].imgPosition,top:fgImages[0].imgTop,left:fgImages[0].imgLeft,right:fgImages[0].imgRight,bottom:fgImages[0].imgBottom}).load(function(){initSlider(fgContainer,fgImages);}).attr({'src':options.imgPath+fgImages[curr].imgName,'alt':fgImages[curr].imgAlt});});if(options.controllerClass!=''&&options.controllerIdPrefix!=''){if(options.controllerContainer!=''&&options.autoControllers){$('#'+options.controllerContainer).empty();if(options.controllerStyle=='thumb'){jQuery.each(fgImages,function(index,imgObj){var thumb_prefix=imgObj.imgName.substring(0,imgObj.imgName.lastIndexOf("."));var thumb_ext=imgObj.imgName.substring(imgObj.imgName.lastIndexOf(".")+1);$('#'+options.controllerContainer).append('<img id="'+options.controllerIdPrefix+index+'" class="'+options.controllerClass+'" src="'+options.imgPath+thumb_prefix+options.controllerThumbSuffix+'.'+thumb_ext+'"/>');});}
else if(options.controllerStyle=='number'){jQuery.each(fgImages,function(index){if(index!=0&&options.controllerSpacer&&options.controllerSpacerClass){$('#'+options.controllerContainer).append('<span class="'+options.controllerSpacerClass+'">'+options.controllerSpacer+'</span>');}
$('#'+options.controllerContainer).append('<span id="'+options.controllerIdPrefix+index+'" class="'+options.controllerClass+'">'+(index+1)+'</span>');});}
else if(options.controllerStyle=='empty'){jQuery.each(fgImages,function(index){if(index!=0&&options.controllerSpacer&&options.controllerSpacerClass){$('#'+options.controllerContainer).append('<span class="'+options.controllerSpacerClass+'">'+options.controllerSpacer+'</span>');}
$('#'+options.controllerContainer).append('<span id="'+options.controllerIdPrefix+index+'" class="'+options.controllerClass+'"></span>');});}}
$('.'+options.controllerClass).click(function(e){e.preventDefault();clearTimeout(timer);var tempCurr=$(this).attr('id').replace(options.controllerIdPrefix,'');if(tempCurr=='pause'){$(this).attr('id',options.controllerIdPrefix+'play');pause=1;if(curr==0){curr=fgImages.length-1;}
else{curr=curr-1;}}
else if(tempCurr=='play'){$(this).attr('id',options.controllerIdPrefix+'pause');pause=0;prevCurr=curr;if(curr>=fgImages.length-1){curr=0;}
else{curr++;}
initSlider(fgContainer,fgImages);}
else{if(pause==0){if(curr>0){prevCurr=curr-1;}
else{prevCurr=fgImages.length-1;}}
else{prevCurr=curr;}
$('#'+options.controllerIdPrefix+'pause').attr('id',options.controllerIdPrefix+'play');if((tempCurr!=curr&&pause==1)||(pause==0)){pause=1;curr=tempCurr;$(fgContainer).find('img:first').animate({opacity:0.0},transitionDuration,function(){$(this).remove();});initSlider(fgContainer,fgImages);}}});$('.'+options.controllerPadClass).click(function(e){e.preventDefault();clearTimeout(timer);var tempCurr='right';console.log($(this).attr('class'));if($(this).attr('class').match(/left/i)){tempCurr='left';}
if(pause==0){prevCurr=curr=curr-1;if(curr<0){prevCurr=curr=fgImages.length-1;}}
else{prevCurr=Number(curr);}
$('#'+options.controllerIdPrefix+'pause').attr('id',options.controllerIdPrefix+'play');if((pause==1)||(pause==0)){pause=1;curr=Number(curr);curr=(tempCurr=='right')?curr+1:curr-1;if(curr>(fgImages.length-1)){curr=0;}
else if(curr<0){curr=fgImages.length-1;}
$(fgContainer).find('img:first').animate({opacity:0.0},transitionDuration,function(){$(this).remove();});initSlider(fgContainer,fgImages);}});}}})(jQuery);