if(!dojo._hasResource["dojo.back"]){dojo._hasResource["dojo.back"]=true;dojo.provide("dojo.back");(function(){var _1=dojo.back;function _2(){var h=window.location.hash;if(h.charAt(0)=="#"){h=h.substring(1);}
return dojo.isMozilla?h:decodeURIComponent(h);};function _3(h){if(!h){h="";}
window.location.hash=h;_4=history.length;};if(dojo.exists("tests.back-hash")){_1.getHash=_2;_1.setHash=_3;}
var _5=(typeof(window)!=="undefined")?window.location.href:"";var _6=(typeof(window)!=="undefined")?_2():"";var _7=null;var _8=null;var _9=null;var _a=null;var _b=[];var _c=[];var _d=false;var _e=false;var _4;function _f(){var _10=_c.pop();if(!_10){return;}
var _11=_c[_c.length-1];if(!_11&&_c.length==0){_11=_7;}
if(_11){if(_11.kwArgs["back"]){_11.kwArgs["back"]();}else{if(_11.kwArgs["backButton"]){_11.kwArgs["backButton"]();}else{if(_11.kwArgs["handle"]){_11.kwArgs.handle("back");}}}}
_b.push(_10);};_1.goBack=_f;function _12(){var _13=_b.pop();if(!_13){return;}
if(_13.kwArgs["forward"]){_13.kwArgs.forward();}else{if(_13.kwArgs["forwardButton"]){_13.kwArgs.forwardButton();}else{if(_13.kwArgs["handle"]){_13.kwArgs.handle("forward");}}}
_c.push(_13);};_1.goForward=_12;function _14(url,_15,_16){return{"url":url,"kwArgs":_15,"urlHash":_16};};function _17(url){var _18=url.split("?");if(_18.length<2){return null;}else{return _18[1];}};function _19(){var url=(dojo.config["dojoIframeHistoryUrl"]||dojo.moduleUrl("dojo","resources/iframe_history.html"))+"?"+(new Date()).getTime();_d=true;if(_a){dojo.isWebKit?_a.location=url:window.frames[_a.name].location=url;}else{}
return url;};function _1a(){if(!_e){var hsl=_c.length;var _1b=_2();if((_1b===_6||window.location.href==_5)&&(hsl==1)){_f();return;}
if(_b.length>0){if(_b[_b.length-1].urlHash===_1b){_12();return;}}
if((hsl>=2)&&(_c[hsl-2])){if(_c[hsl-2].urlHash===_1b){_f();return;}}
if(dojo.isSafari&&dojo.isSafari<3){var _1c=history.length;if(_1c>_4){_12();}else{if(_1c<_4){_f();}}
_4=_1c;}}};_1.init=function(){if(dojo.byId("dj_history")){return;}
var src=dojo.config["dojoIframeHistoryUrl"]||dojo.moduleUrl("dojo","resources/iframe_history.html");if(dojo._postLoad){console.error("dojo.back.init() must be called before the DOM has loaded. "+"If using xdomain loading or djConfig.debugAtAllCosts, include dojo.back "+"in a build layer.");}else{document.write("<iframe style=\"border:0;width:1px;height:1px;position:absolute;visibility:hidden;bottom:0;right:0;\" name=\"dj_history\" id=\"dj_history\" src=\""+src+"\"></iframe>");}};_1.setInitialState=function(_1d){_7=_14(_5,_1d,_6);};_1.addToHistory=function(_1e){_b=[];var _1f=null;var url=null;if(!_a){if(dojo.config["useXDomain"]&&!dojo.config["dojoIframeHistoryUrl"]){console.warn("dojo.back: When using cross-domain Dojo builds,"+" please save iframe_history.html to your domain and set djConfig.dojoIframeHistoryUrl"+" to the path on your domain to iframe_history.html");}
_a=window.frames["dj_history"];}
if(!_9){_9=dojo.create("a",{style:{display:"none"}},dojo.body());}
if(_1e["changeUrl"]){_1f=""+((_1e["changeUrl"]!==true)?_1e["changeUrl"]:(new Date()).getTime());if(_c.length==0&&_7.urlHash==_1f){_7=_14(url,_1e,_1f);return;}else{if(_c.length>0&&_c[_c.length-1].urlHash==_1f){_c[_c.length-1]=_14(url,_1e,_1f);return;}}
_e=true;setTimeout(function(){_3(_1f);_e=false;},1);_9.href=_1f;if(dojo.isIE){url=_19();var _20=_1e["back"]||_1e["backButton"]||_1e["handle"];var tcb=function(_21){if(_2()!=""){setTimeout(function(){_3(_1f);},1);}
_20.apply(this,[_21]);};if(_1e["back"]){_1e.back=tcb;}else{if(_1e["backButton"]){_1e.backButton=tcb;}else{if(_1e["handle"]){_1e.handle=tcb;}}}
var _22=_1e["forward"]||_1e["forwardButton"]||_1e["handle"];var tfw=function(_23){if(_2()!=""){_3(_1f);}
if(_22){_22.apply(this,[_23]);}};if(_1e["forward"]){_1e.forward=tfw;}else{if(_1e["forwardButton"]){_1e.forwardButton=tfw;}else{if(_1e["handle"]){_1e.handle=tfw;}}}}else{if(!dojo.isIE){if(!_8){_8=setInterval(_1a,200);}}}}else{url=_19();}
_c.push(_14(url,_1e,_1f));};_1._iframeLoaded=function(evt,_24){var _25=_17(_24.href);if(_25==null){if(_c.length==1){_f();}
return;}
if(_d){_d=false;return;}
if(_c.length>=2&&_25==_17(_c[_c.length-2].url)){_f();}else{if(_b.length>0&&_25==_17(_b[_b.length-1].url)){_12();}}};})();}