// jQuery BBQ: Back Button
(function($,e,b){var c="hashchange",h=document,f,g=$.event.special,i=h.documentMode,d="on"+c in e&&(i===b||i>7);function a(j){j=j||location.href;return"#"+j.replace(/^[^#]*#?(.*)$/,"$1")}$.fn[c]=function(j){return j?this.bind(c,j):this.trigger(c)};$.fn[c].delay=50;g[c]=$.extend(g[c],{setup:function(){if(d){return false}$(f.start)},teardown:function(){if(d){return false}$(f.stop)}});f=(function(){var j={},p,m=a(),k=function(q){return q},l=k,o=k;j.start=function(){p||n()};j.stop=function(){p&&clearTimeout(p);p=b};function n(){var r=a(),q=o(m);if(r!==m){l(m=r,q);$(e).trigger(c)}else{if(q!==m){location.href=location.href.replace(/#.*/,"")+q}}p=setTimeout(n,$.fn[c].delay)}$.browser.msie&&!d&&(function(){var q,r;j.start=function(){if(!q){r=$.fn[c].src;r=r&&r+a();q=$('<iframe tabindex="-1" title="empty"/>').hide().one("load",function(){r||l(a());n()}).attr("src",r||"javascript:0").insertAfter("body")[0].contentWindow;h.onpropertychange=function(){try{if(event.propertyName==="title"){q.document.title=h.title}}catch(s){}}}};j.stop=k;o=function(){return a(q.location.href)};l=function(v,s){var u=q.document,t=$.fn[c].domain;if(v!==s){u.title=h.title;u.open();t&&u.write('<script>document.domain="'+t+'"<\/script>');u.close();q.location.hash=v}}})();return j})()})(jQuery,this);

function strpos(haystack,needle,offset){
    var i=(haystack+'').indexOf(needle,(offset||0));return i===-1?false:i
}

function strrpos(haystack,needle,offset){
    var i=-1;if(offset){i=(haystack+'').slice(offset).lastIndexOf(needle);if(i!==-1){i+=offset}}else{i=(haystack+'').lastIndexOf(needle)}return i>=0?i:false
}

function substr(str,start,len){
    var i=0,allBMP=true,es=0,el=0,se=0,ret='';str+='';var end=str.length;this.php_js=this.php_js||{};this.php_js.ini=this.php_js.ini||{};switch((this.php_js.ini['unicode.semantics']&&this.php_js.ini['unicode.semantics'].local_value.toLowerCase())){case'on':for(i=0;i<str.length;i++){if(/[\uD800-\uDBFF]/.test(str.charAt(i))&&/[\uDC00-\uDFFF]/.test(str.charAt(i+1))){allBMP=false;break}}if(!allBMP){if(start<0){for(i=end-1,es=(start+=end);i>=es;i--){if(/[\uDC00-\uDFFF]/.test(str.charAt(i))&&/[\uD800-\uDBFF]/.test(str.charAt(i-1))){start--;es--}}}else{var surrogatePairs=/[\uD800-\uDBFF][\uDC00-\uDFFF]/g;while((surrogatePairs.exec(str))!=null){var li=surrogatePairs.lastIndex;if(li-2<start){start++}else{break}}}if(start>=end||start<0){return false}if(len<0){for(i=end-1,el=(end+=len);i>=el;i--){if(/[\uDC00-\uDFFF]/.test(str.charAt(i))&&/[\uD800-\uDBFF]/.test(str.charAt(i-1))){end--;el--}}if(start>end){return false}return str.slice(start,end)}else{se=start+len;for(i=start;i<se;i++){ret+=str.charAt(i);if(/[\uD800-\uDBFF]/.test(str.charAt(i))&&/[\uDC00-\uDFFF]/.test(str.charAt(i+1))){se++}}return ret}break}case'off':default:if(start<0){start+=end}end=typeof len==='undefined'?end:(len<0?len+end:len+start);return start>=str.length||start<0||start>end?!1:str.slice(start,end)}return undefined
}

function explode(delimiter,string,limit){
    var emptyArray={0:''};if(arguments.length<2||typeof arguments[0]=='undefined'||typeof arguments[1]=='undefined'){return null}if(delimiter===''||delimiter===false||delimiter===null){return false}if(typeof delimiter=='function'||typeof delimiter=='object'||typeof string=='function'||typeof string=='object'){return emptyArray}if(delimiter===true){delimiter='1'}if(!limit){return string.toString().split(delimiter.toString())}else{var splitted=string.toString().split(delimiter.toString());var partA=splitted.splice(0,limit-1);var partB=splitted.join(delimiter.toString());partA.push(partB);return partA}
}

function date(format,timestamp){
    var that=this,jsdate,f,formatChr=/\\?([a-z])/gi,formatChrCb,_pad=function(n,c){if((n=n+'').length<c){return new Array((++c)-n.length).join('0')+n}return n},txt_words=["Sun","Mon","Tues","Wednes","Thurs","Fri","Satur","January","February","March","April","May","June","July","August","September","October","November","December"];formatChrCb=function(t,s){return f[t]?f[t]():s};f={d:function(){return _pad(f.j(),2)},D:function(){return f.l().slice(0,3)},j:function(){return jsdate.getDate()},l:function(){return txt_words[f.w()]+'day'},N:function(){return f.w()||7},S:function(){var j=f.j();return j>4||j<21?'th':{1:'st',2:'nd',3:'rd'}[j%10]||'th'},w:function(){return jsdate.getDay()},z:function(){var a=new Date(f.Y(),f.n()-1,f.j()),b=new Date(f.Y(),0,1);return Math.round((a-b)/864e5)+1},W:function(){var a=new Date(f.Y(),f.n()-1,f.j()-f.N()+3),b=new Date(a.getFullYear(),0,4);return _pad(1+Math.round((a-b)/864e5/7),2)},F:function(){return txt_words[6+f.n()]},m:function(){return _pad(f.n(),2)},M:function(){return f.F().slice(0,3)},n:function(){return jsdate.getMonth()+1},t:function(){return(new Date(f.Y(),f.n(),0)).getDate()},L:function(){return new Date(f.Y(),1,29).getMonth()===1|0},o:function(){var n=f.n(),W=f.W(),Y=f.Y();return Y+(n===12&&W<9?-1:n===1&&W>9)},Y:function(){return jsdate.getFullYear()},y:function(){return(f.Y()+"").slice(-2)},a:function(){return jsdate.getHours()>11?"pm":"am"},A:function(){return f.a().toUpperCase()},B:function(){var H=jsdate.getUTCHours()*36e2,i=jsdate.getUTCMinutes()*60,s=jsdate.getUTCSeconds();return _pad(Math.floor((H+i+s+36e2)/86.4)%1e3,3)},g:function(){return f.G()%12||12},G:function(){return jsdate.getHours()},h:function(){return _pad(f.g(),2)},H:function(){return _pad(f.G(),2)},i:function(){return _pad(jsdate.getMinutes(),2)},s:function(){return _pad(jsdate.getSeconds(),2)},u:function(){return _pad(jsdate.getMilliseconds()*1000,6)},e:function(){throw'Not supported (see source code of date() for timezone on how to add support)';},I:function(){var a=new Date(f.Y(),0),c=Date.UTC(f.Y(),0),b=new Date(f.Y(),6),d=Date.UTC(f.Y(),6);return 0+((a-c)!==(b-d))},O:function(){var a=jsdate.getTimezoneOffset();return(a>0?"-":"+")+_pad(Math.abs(a/60*100),4)},P:function(){var O=f.O();return(O.substr(0,3)+":"+O.substr(3,2))},T:function(){return'UTC'},Z:function(){return-jsdate.getTimezoneOffset()*60},c:function(){return'Y-m-d\\Th:i:sP'.replace(formatChr,formatChrCb)},r:function(){return'D, d M Y H:i:s O'.replace(formatChr,formatChrCb)},U:function(){return jsdate.getTime()/1000|0}};this.date=function(format,timestamp){that=this;jsdate=((typeof timestamp==='undefined')?new Date():(timestamp instanceof Date)?new Date(timestamp):new Date(timestamp*1000));return format.replace(formatChr,formatChrCb)};return this.date(format,timestamp)
}

function isset(){
    var a=arguments,l=a.length,i=0,undef;if(l===0){throw new Error('Empty isset');}while(i!==l){if(a[i]===undef||a[i]===null){return false}i++}return true
}