(function(){var coverslide=function(element,options){var e=instance(element);setup(e);var images=$(instance.list[e]).find('img');coverslide.setup.images=images.length;$.each(images,function(key){var k=extract(this);process(k);});preloader(e);cs.wait(e);};coverslide.load=function(e){$($(instance.list[e]).find('a')).hide().css({'position':'absolute'}).removeClass('current');$(instance.list[e]).append(ui.title());$(instance.list[e]).append(ui.author());$(instance.list[e]).find('.preloader').remove();arrange(e);ui(e);auto(e);};coverslide.setup={location:'/jquery/plugins/',folder:'coverslide',length:5,center:0,animate:true,speed:5000,auto:true,fontSize:16,loaded:false,images:0,preloaded:0,waiting:0};cs={};cs.wait=function(e){coverslide.setup.waiting++;if(coverslide.setup.preloaded==coverslide.setup.images){$.each(elements,function(key){var href=link.create(instance.list[e],elements[key]);var img=image.create(href,elements[key],e+';'+key);});}else{if(coverslide.setup.waiting>=0){setTimeout('cs.wait('+e+')',400);}else{if(window.console)console.log('Failed to load')}}};cs.update=function(key,value){if(value=='+1'){coverslide.setup[key]++;}
else{coverslide.setup[key]=value;}};cs.change=function(key,dKey,value){var element=elements[key];element[dKey]=value;elements[key]=element;return element;}
var random=function(s,i){var str='';for(x=0;x<i;x++){if(x>0)str+="_";for(y=0;y<s;y++)
str+=String(Math.floor(Math.random()*10));}
return str;};var setup=function(e){var relArr=$(instance.list[e]).attr('rel').split(';;');$.each(relArr,function(dkey,dvalue){definition=dvalue.split('::');coverslide.setup[definition[0]]=definition[1];});return coverslide.setup;};var instance=function(element){var k=instance.list.length;instance.list[k]=element;return k;};instance.list=[];var extract=function(element){var temp={},element=$(element)[0],k=elements.length;temp.tagName=element.tagName;$.each($(element.attributes),function(index){temp[element.attributes[index].name]=element.attributes[index].value;});temp.height=typeof temp.height=='undefined'?$(element).height():temp.height;temp.width=typeof temp.width=='undefined'?$(element).width():temp.width;if(temp.height==0&&temp.width==0){$(element).load(function(){var k=$(this).data('key');cs.change(k,'height',$(this).height());cs.change(k,'width',$(this).width());cs.update('preloaded','+1');$(this).remove();});$(element).css({'visibility':'hidden'});$(element).data('key',k);}else{coverslide.setup.preloaded++;$(element).remove();}
elements[k]=temp;return k;};var elements=[];var process=function(key){var relArr=typeof elements[key].rel!='undefined'?elements[key].rel.split(';;'):false,elm=elements[key];$.each(relArr,function(dkey,dvalue){definition=dvalue.split('::');elm[definition[0]]=definition[1];});elements[key].loaded=false;elements[key]=elm;return elm;};var canvas={};canvas.create=function(to,from){if(!$.browser.msie){var c=canvas.empty({width:from.width,height:from.height});$(to).append(c);return c[0].getContext("2d");}
else{$(to).html('STOP RUNNING IE!');return false;}};canvas.empty=function(options){var options=options||{};options.id=typeof options.id=='undefined'?random(4,4):options.id;options.width=typeof options.width=='undefined'?100:options.width;options.height=typeof options.height=='undefined'?100:options.height;return $("<canvas/>").attr(options);};var link={};link.create=function(to,from){var a=link.empty({width:from.width,height:from.height,href:from.href});a.data('key',to);$(to).append(a);return a;};link.empty=function(options){var options=options||{};options.id=typeof options.id=='undefined'?random(4,4):options.id;options.style='display:block;';options.style+='position:absolute;';options.style+='visibility:hidden;';options.style+=typeof options.width=='undefined'||options.width==0?"width:auto;":"width:"+options.width+"px;";options.style+=typeof options.height=='undefined'||options.height==0?"height:auto;":"height:"+options.height+"px;";options.style+=typeof options.backgroundColor=='undefined'?"":"background-color:#"+options.backgroundColor+";";return $("<a/>").attr(options);};var preloader=function(key){var preload=$('<img/>').addClass('preloader').css({'position':'absolute','width':64,'height':64,'margin-top':$(instance.list[key]).height()/2-32,'margin-left':$(instance.list[key]).width()/2-32}).attr({'src':coverslide.setup.location+coverslide.setup.folder+'/108.gif','alt':'Loading','title':'Loading'});$(instance.list[key]).append(preload);return true;};var image={};image.create=function(to,from,info){var a=image.empty({width:from.width,height:from.height,alt:from.title,title:from.title,rel:info});a.load(function(){image.resize(this);});a.attr({src:from.src});$(to).append(a);return a;};image.empty=function(options){var options=options||{};options.id=typeof options.id=='undefined'?random(4,4):options.id;options.style='display:block;';options.style+=typeof options.width=='undefined'||options.width==0?"width:auto;":"width:"+options.width+"px;";options.style+=typeof options.height=='undefined'||options.height==0?"height:auto;":"height:"+options.height+"px;";options.style+=typeof options.backgroundColor=='undefined'?"":"background-color:#"+options.backgroundColor+";";return $("<img/>").attr(options);};image.resize=function(element,options){var rel=$(element).attr('rel');var relExplode=rel.split(';');var cs=instance.list[relExplode[0]],pa=$(element).parent('a')[0],testvar=true,key=relExplode[1];elements[key].loaded=true;if($(element).width()>0)elements[key].width=$(element).width();if($(element).height()>0)elements[key].height=$(element).height();$(pa).css({'width':elements[key].width,'height':elements[key].height});$(element).css({'width':elements[key].width,'height':elements[key].height});$.each(elements,function(){if(!this.loaded)testvar=false;});if(testvar)coverslide.load($.inArray(cs,instance.list));}
var arrange=function(element,center,options){var center=center||coverslide.setup.center,length=typeof options!='undefined'?options.length||coverslide.setup.length:coverslide.setup.length,show=[],covers=$(instance.list[element]).find('a');var side=(length-1)/2,num=covers.length;var length_center=Math.ceil(side);for(x=0;x<length;x++){if(x<length_center){show[x]=center-(side-x)>=0?center-(side-x):num+(center-(side-x));}
else
if(x==length_center){show[x]=center;}
else{show[x]=center+(x-side)<num?center+(x-side):center-(num-(x-side));}}
$(covers).each(function(){$(this).css({'visibility':'visible'});});if(coverslide.setup.animate){arrange.animation(element,side,length_center,show,covers);}else{arrange.noAnimation(element,side,length_center,show,covers);}};arrange.noAnimation=function(element,side,length_center,show,covers){var tkey=show[length_center];var margin=($(instance.list[element]).width()-elements[tkey].width)/2;var margin_increment=margin/side;$(covers).hide().css({'position':'absolute'}).removeClass('current');$.each(show,function(key,value){if(key<length_center){$(covers[value]).show().css({'top':'0','z-index':5*key,'left':margin_increment*key});adjust.size(covers[value],Math.pow(1/length_center,length_center-key));adjust.margin(show[length_center],covers[value]);}
else
if(key==length_center){$(covers[value]).show().css({'top':'0','z-index':'100','left':margin}).addClass('current');adjust.size(covers[value],1);$($(instance.list[element]).find('.cover_title')).text(elements[value].title);$($(instance.list[element]).find('.cover_author')).text(elements[value].author);}
else{$(covers[value]).show().css({'top':'0','z-index':5*(show.length-key-1),'left':$(instance.list[element]).width()-$(covers[value]).width()-margin_increment*(show.length-key-1)});adjust.size(covers[value],Math.pow(1/length_center,key-length_center));adjust.margin(show[length_center],covers[value]);}});};arrange.animation=function(element,side,length_center,show,covers){var tkey=show[length_center];var margin=($(instance.list[element]).width()-elements[tkey].width)/2;var margin_increment=margin/side;var cssBlock;$(covers).removeClass('current');$.each(covers,function(key,value){var skey=$.inArray(key,show);if(skey>-1){if(skey<length_center){$(covers[key]).css({'display':'block','z-index':5*skey});$(covers[key]).find('img').css({'position':'relative','z-index':5*skey});cssBlock={opacity:'1','top':'0','left':margin_increment*skey};cssBlock=adjust.sizeReturn(cssBlock,covers[key],key,Math.pow(1/length_center,length_center-skey));cssBlock=adjust.marginReturn(cssBlock,show[length_center],covers[key]);$(covers[key]).animate(cssBlock);$(covers[key]).find('img').animate({height:cssBlock.height,width:cssBlock.width});}
else
if(skey==length_center){$(covers[key]).css({'display':'block','z-index':'100'});$(covers[key]).find('img').css({'position':'relative','z-index':100});cssBlock={opacity:1,'top':'0','left':margin};$(covers[key]).addClass('current');cssBlock=adjust.sizeReturn(cssBlock,covers[key],key,1);$(covers[key]).animate(cssBlock);$(covers[key]).find('img').animate({height:cssBlock.height,width:cssBlock.width});$($(instance.list[element]).find('.cover_title')).text(elements[key].title);$($(instance.list[element]).find('.cover_author')).text(elements[key].author);}
else{$(covers[key]).css({'display':'block','z-index':5*(show.length-skey-1)});$(covers[key]).find('img').css({'position':'relative','z-index':5*(show.length-skey-1)});cssBlock={opacity:1,'top':'0'}
cssBlock=adjust.sizeReturn(cssBlock,covers[key],key,Math.pow(1/length_center,skey-length_center));cssBlock=adjust.marginReturn(cssBlock,show[length_center],covers[key]);cssBlock.left=$(instance.list[element]).width()-cssBlock.width-margin_increment*(show.length-skey-1);$(covers[key]).animate(cssBlock);$(covers[key]).find('img').animate({height:cssBlock.height,width:cssBlock.width});}}
else{$(covers[key]).css({'display':'none',opacity:0});}});};var adjust={};adjust.size=function(element,percent){var img=$(element).find('img');var key=$(img).data('key');$(img).width(elements[key].width*percent);$(img).height(elements[key].height*percent);$(element).width(elements[key].width*percent);$(element).height(elements[key].height*percent);return true;};adjust.margin=function(adjustby,element,side){var side=side||'top';switch(side){case'top':case'bottom':var size=(elements[adjustby].height-$(element).height())/2;$(element).css({'top':size+'px'});default:return false;}};adjust.sizeReturn=function(cssBlock,element,key,percent){var img=$(element).find('img')[0];var key=key===false?$(img).data('key'):key;cssBlock['width']=elements[key].width*percent;cssBlock['height']=elements[key].height*percent;return cssBlock;};adjust.marginReturn=function(cssBlock,adjustby,element,side){var side=side||'top';switch(side){case'top':case'bottom':var size=(elements[adjustby].height-cssBlock.height)/2;cssBlock['top']=size+'px';break;default:break;}
return cssBlock;};var ui=function(element){var mid=$(instance.list[element]).find('.current')[0];var margin=($(instance.list[element]).width()-$(mid).width())/2,height=$(mid).height();$(instance.list[element]).append(ui.progress(element,'backward').css({'width':margin+'px','height':height+'px','line-height':height+'px','top':0,'left':0}));$(instance.list[element]).append(ui.progress(element,'forward').css({'width':margin+'px','height':height+'px','line-height':height+'px','top':0,'right':0}));};ui.progress=function(instance,direction){var direction=direction||'forward',wrapper=$('<div/>').css({'background':'url('+coverslide.setup.location+coverslide.setup.folder+'/pixel.gif)','z-index':'250','position':'absolute','text-align':'center',cursor:'pointer'}),button={};wrapper.data('instance',instance);switch(direction){case'next':case'forward':button=$('<img/>').attr({src:coverslide.setup.location+coverslide.setup.folder+'/next.png',alt:'Next',title:'Next',align:'center'});wrapper.click(function(){move($(this).data('instance'),1);});break;case'previous':case'backward':default:button=$('<img/>').attr({src:coverslide.setup.location+coverslide.setup.folder+'/previous.png',alt:'Next',title:'Next',align:'center'});wrapper.click(function(){move($(this).data('instance'),-1);});break;}
button.css({'visibility':'hidden','position':'relative','margin':'110px 0'});wrapper.hover(function(){$(this).find('img').css({'visibility':'visible'});},function(){$(this).find('img').css({'visibility':'hidden'});});return wrapper.append(button);};ui.title=function(){var wrapper=$('<div/>').css({'width':'100%','height':'40px','position':'absolute','bottom':'0px','left':'0','text-align':'center','font-weight':'bold','line-height':'20px','font-size':coverslide.setup.fontSize+'px'}).addClass('cover_title');wrapper.text('Title Goes Here');return wrapper;};ui.author=function(){var wrapper=$('<div/>').css({'width':'100%','height':'20px','position':'absolute','bottom':'0','left':'0','text-align':'center','line-height':'20px','font-size':coverslide.setup.fontSize+'px','display':'none'}).addClass('cover_author');wrapper.text('Author Goes Here');return wrapper;};coverslideMove=function(key,movement){var covers=$(instance.list[key]).find('a'),next=0;var len=covers.length;if($.inArray($(instance.list[key]).find('a.current')[0],covers)+movement>=len){next=movement-(len-$.inArray($(instance.list[key]).find('a.current')[0],covers));}
else
if($.inArray($(instance.list[key]).find('a.current')[0],covers)+movement<0){next=len+movement;}
else{next=$.inArray($(instance.list[key]).find('a.current')[0],covers)+movement;}
arrange(key,next);};var move=coverslideMove;auto=function(key){auto.intervals[key]=setInterval("coverslideMove("+key+",1)",coverslide.setup.speed);};auto.intervals=[];jQuery.fn.coverslide=function(options){var m=null;if(typeof coverslide!='undefined'){this.each(function(){coverslide(this,options);});}
return this||m;};$(document).ready(function(){$('.coverslide').coverslide();});})();