(function($){$.fn.kviewer=function(vars){$(document).keydown(function(e){if(e.which==27){removerX();}});var remover=function()
{$("#kviewer_view").remove();}
var removerX=function()
{$("#kviewer_view").remove();$("#kviewer_back").remove();$('iframe').show();}
var create_kviewer_iframe=function(div,w,h,url)
{remover();var width=w;var height=h;$('iframe').hide();var close=$("<div/>");close.addClass("kclose");$(close).click(function(){remover();});var kviewer=$("<div/>");var iframe=$("<iframe/>");iframe.attr("width","100%");iframe.attr("height",h);iframe.attr("src",url);iframe.html("<p>Your browser does not support iframes.</p>");kviewer.attr("id","kviewer_view");kviewer.css("width",width+"px");kviewer.css("height",height+"px");kviewer.css("margin-left","-"+(width/2)+"px");kviewer.css("margin-top","-"+(height/2)+"px");kviewer.append(iframe);kviewer.append(close);$('body').append(kviewer);}
var create_kviewer_div=function(div,w,h)
{remover();var width=w;var height=h;$('iframe').hide();var close=$("<div/>");close.addClass("kclose");$(close).click(function(){remover();});var kviewer=$("<div/>");kviewer.html(div);kviewer.attr("id","kviewer_view");kviewer.css("width",width+"px");kviewer.css("height",height+"px");kviewer.css("margin-left","-"+(width/2)+"px");kviewer.css("margin-top","-"+(height/2)+"px");kviewer.append(close);$('body').append(kviewer);}
var create_kviewer=function(position,href,alt,rel)
{$('iframe').hide();var y=($(window).height()/2);var gallery=$(".kviewer[rel="+rel+"]");remover();var oki=false;var img=new Image();img.src=href;var width=870;var height=650;var intervalId=setInterval(function()
{if(img.complete)
{remover();clearInterval(intervalId);if(alt!=''&&alt!=' '&&alt!=' '&&alt)
{if(alt.length<=50)
var add=30;else
var add=60;}
else
{var add=0;}
if(img.width>width||img.height>height)
{if(img.width>img.height)
{var ratio=width/img.width;img.width=width=img.width*ratio;img.height=height=(img.height*ratio);}
else
{var ratio=height/img.height;img.width=width=img.width*ratio;img.height=height=(img.height*ratio);}}
else
{width=img.width;height=img.height;height+=add;}
if(alt!=''&&alt!=' '&&alt!=' ')
{var altDiv=$("<div/>");altDiv.addClass("kalt");altDiv.css("width",(width-10)+"px");altDiv.html(alt);}
var close=$("<div/>");close.addClass("kclose");$(close).click(function(){removerX();});var img_div=$("<span/>");img_div.addClass("kspan");img_div.append(img);var kviewer=$("<div/>");kviewer.html(img_div);kviewer.attr("id","kviewer_view");kviewer.css("width",(width+20)+"px");kviewer.css("height",(height+20)+"px");kviewer.css("top",y+"px");kviewer.css("margin-left","-"+(width/2)+"px");kviewer.css("margin-top","-"+(height/2)+"px");kviewer.append(close);if(position>-1&&gallery.length>1)
{var left=$("<div/>");left.addClass("kleft");left.css("height",height+"px");var right=$("<div/>");right.addClass("kright");right.css("height",height+"px");kviewer.append(left);kviewer.append(right);}
if(alt!=''&&alt!=' ')
{kviewer.append(altDiv);}
if($('#kviewer_back').attr('id')!=null)
{var backgnd=$('#kviewer_back');}
else
{var backgnd=$("<div/>");backgnd.attr("id","kviewer_back");backgnd.css("width","100%");backgnd.css("height","100%");backgnd.css("position","fixed");backgnd.css("_position","absolute");backgnd.css("top","0px");backgnd.css("z-index","200");backgnd.css("left","0px");$(backgnd).click(function(){removerX();});}
$('body').append(backgnd);kviewer.hide();$('body').append(kviewer);kviewer.fadeIn(500);if(position>-1&&gallery.length>1)
{$("#kviewer_view .kright").click(function(){position++;if(position>=gallery.length)
position=0;var href=$(".kviewer[rel="+rel+"]").eq(position).get();var alt_i=$(".kviewer[rel="+rel+"] img").eq(position).get();alt=$(alt_i).attr('alt');create_kviewer(position,href,alt,rel);});$("#kviewer_view .kleft").click(function(){position--;if(position<0)
position=gallery.length-1;var href=$(".kviewer[rel="+rel+"]").eq(position).get();var alt_i=$(".kviewer[rel="+rel+"] img").eq(position).get();alt=$(alt_i).attr('alt');create_kviewer(position,href,alt,rel);});}}
else
{if(oki==false)
{oki=true;var kviewer=$("<div/>");kviewer.attr("id","kviewer_view");kviewer.html('<div class="loading"><img src="http://mod.ceskyinternet.cz/resources/js/kviewer/loading.gif" alt="Nahravam"/></div>');$('body').append(kviewer);}}},100);return false;}
$(".kviewer").each(function(){$(this).click(function(e){if(this.rel!='')
var rel=this.rel;var position=$(".kviewer[rel="+rel+"]").index(this);var alt=$(this).find('span').html();var href=this.href;if((/#div.*/).test(href))
{var split=href.split("&");var w=split[1].split("=")[1];var h=split[2].split("=")[1];var div=$(this).children().html();create_kviewer_div(div,w,h);}
else
if((/#iframe.*/).test(href))
{var split=href.split("&");var w=split[1].split("=")[1];var h=split[2].split("=")[1];var url=split[3].split("=")[1];create_kviewer_iframe(div,w,h,url);}
else
{create_kviewer(position,href,alt,rel);}
return false;});});}})(jQuery);