//>>built
define("dijit/BackgroundIframe",["require",".","dojo/_base/config","dojo/dom-construct","dojo/dom-style","dojo/_base/lang","dojo/on","dojo/_base/sniff","dojo/_base/window"],function(_1,_2,_3,_4,_5,_6,on,_7,_8){var _9=new function(){var _a=[];this.pop=function(){var _b;if(_a.length){_b=_a.pop();_b.style.display="";}else{if(_7("ie")<9){var _c=_3["dojoBlankHtmlUrl"]||_1.toUrl("dojo/resources/blank.html")||"javascript:\"\"";var _d="<iframe src='"+_c+"' role='presentation'"+" style='position: absolute; left: 0px; top: 0px;"+"z-index: -1; filter:Alpha(Opacity=\"0\");'>";_b=_8.doc.createElement(_d);}else{_b=_4.create("iframe");_b.src="javascript:\"\"";_b.className="dijitBackgroundIframe";_b.setAttribute("role","presentation");_5.set(_b,"opacity",0.1);}_b.tabIndex=-1;}return _b;};this.push=function(_e){_e.style.display="none";_a.push(_e);};}();_2.BackgroundIframe=function(_f){if(!_f.id){throw new Error("no id");}if(_7("ie")||_7("mozilla")){var _10=(this.iframe=_9.pop());_f.appendChild(_10);if(_7("ie")<7||_7("quirks")){this.resize(_f);this._conn=on(_f,"resize",_6.hitch(this,function(){this.resize(_f);}));}else{_5.set(_10,{width:"100%",height:"100%"});}}};_6.extend(_2.BackgroundIframe,{resize:function(_11){if(this.iframe){_5.set(this.iframe,{width:_11.offsetWidth+"px",height:_11.offsetHeight+"px"});}},destroy:function(){if(this._conn){this._conn.remove();this._conn=null;}if(this.iframe){_9.push(this.iframe);delete this.iframe;}}});return _2.BackgroundIframe;});