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fi(n){n.collapsed=n.startContainer===n.endContainer&&n.startOffset===n.endOffset;n.commonAncestorContainer=n.collapsed?n.startContainer:t.getCommonAncestor(n.startContainer,n.endContainer)}function ei(n,i,r,u,f){n.startContainer=i;n.startOffset=r;n.endContainer=u;n.endOffset=f;n.document=t.getDocument(i);fi(n)}function c(n){this.startContainer=n;this.startOffset=0;this.endContainer=n;this.endOffset=0;this.document=n;fi(this)}var t=n.dom,tt=n.util,oi=t.DomPosition,f=n.DOMException,r=t.isCharacterDataNode,l=t.getNodeIndex,p=t.isOrIsAncestorOf,it=t.getDocument,u=t.comparePoints,rt=t.splitDataNode,ut=t.getClosestAncestorIn,ft=t.getNodeLength,si=t.arrayContains,s=t.getRootContainer,di=n.features.crashyTextNodes,w=t.removeNode;o.prototype={_current:null,_next:null,_first:null,_last:null,isSingleCharacterDataNode:!1,reset:function(){this._current=null;this._next=this._first},hasNext:function(){return!!this._next},next:function(){var n=this._current=this._next;return n&&(this._next=n!==this._last?n.nextSibling:null,r(n)&&this.clonePartiallySelectedTextNodes&&(n===this.ec&&(n=n.cloneNode(!0)).deleteData(this.eo,n.length-this.eo),this._current===this.sc&&(n=n.cloneNode(!0)).deleteData(0,this.so))),n},remove:function(){var t,i,n=this._current;!r(n)||n!==this.sc&&n!==this.ec?n.parentNode&&w(n):(t=n===this.sc?this.so:0,i=n===this.ec?this.eo:n.length,t!=i&&n.deleteData(t,i-t))},isPartiallySelectedSubtree:function(){var n=this._current;return a(n,this.range)},getSubtreeIterator:function(){var n;if(this.isSingleCharacterDataNode)n=this.range.cloneRange(),n.collapse(!1);else{n=new c(e(this.range));var t=this._current,i=t,r=0,u=t,f=ft(t);p(t,this.sc)&&(i=this.sc,r=this.so);p(t,this.ec)&&(u=this.ec,f=this.eo);ei(n,i,r,u,f)}return new o(n,this.clonePartiallySelectedTextNodes)},detach:function(){this.range=this._current=this._next=this._first=this._last=this.sc=this.so=this.ec=this.eo=null}};var hi=[1,3,4,5,7,8,10],gi=[2,9,11],nr=[1,3,4,5,7,8,10,11],tr=[1,3,4,5,7,8],ci=d([9,11]),ir=d([5,6,10,12]),rr=d([6,10,12]),li=document.createElement("style"),et=!1;try{li.innerHTML="<b>x<\/b>";et=3==li.firstChild.nodeType}catch(er){}n.features.htmlParsingConforms=et;var ur=et?function(n){var u=this.startContainer,e=it(u),i;if(!u)throw new f("INVALID_STATE_ERR");return i=null,1==u.nodeType?i=u:r(u)&&(i=t.parentElement(u)),i=null===i||"HTML"==i.nodeName&&t.isHtmlNamespace(it(i).documentElement)&&t.isHtmlNamespace(i)?e.createElement("body"):i.cloneNode(!1),i.innerHTML=n,t.fragmentFromNodeChildren(i)}:function(n){var r=e(this),i=r.createElement("body");return i.innerHTML=n,t.fragmentFromNodeChildren(i)},ot=["startContainer","startOffset","endContainer","endOffset","collapsed","commonAncestorContainer"],st=0,ai=1,fr=2,vi=3,yi=0,pi=1,wi=2,ht=3;tt.extend(n.rangePrototype,{compareBoundaryPoints:function(n,t){i(this);nt(this.startContainer,t.startContainer);var r,f,e,o,s=n==vi||n==st?"start":"end",h=n==ai||n==st?"start":"end";return r=this[s+"Container"],f=this[s+"Offset"],e=t[h+"Container"],o=t[h+"Offset"],u(r,f,e,o)},insertNode:function(n){if(i(this),y(n,nr),h(this.startContainer),p(n,this.startContainer))throw new f("HIERARCHY_REQUEST_ERR");var t=lt(n,this.startContainer,this.startOffset);this.setStartBefore(t)},cloneContents:function(){var n,t,u;return(i(this),this.collapsed)?e(this).createDocumentFragment():this.startContainer===this.endContainer&&r(this.startContainer)?(n=this.startContainer.cloneNode(!0),n.data=n.data.slice(this.startOffset,this.endOffset),t=e(this).createDocumentFragment(),t.appendChild(n),t):(u=new o(this,!0),n=vt(u),u.detach(),n)},canSurroundContents:function(){i(this);h(this.startContainer);h(this.endContainer);var n=new o(this,!0),t=n._first&&a(n._first,this)||n._last&&a(n._last,this);return n.detach(),!t},surroundContents:function(n){if(y(n,tr),!this.canSurroundContents())throw new f("INVALID_STATE_ERR");var t=this.extractContents();if(n.hasChildNodes())for(;n.lastChild;)n.removeChild(n.lastChild);lt(n,this.startContainer,this.startOffset);n.appendChild(t);this.selectNode(n)},cloneRange:function(){i(this);for(var n,t=new c(e(this)),r=ot.length;r--;)n=ot[r],t[n]=this[n];return t},toString:function(){var n,t,u;return(i(this),n=this.startContainer,n===this.endContainer&&r(n))?3==n.nodeType||4==n.nodeType?n.data.slice(this.startOffset,this.endOffset):"":(t=[],u=new o(this,!0),b(u,function(n){(3==n.nodeType||4==n.nodeType)&&t.push(n.data)}),u.detach(),t.join(""))},compareNode:function(n){var t,r,e,u;if(i(this),t=n.parentNode,r=l(n),!t)throw new f("NOT_FOUND_ERR");return e=this.comparePoint(t,r),u=this.comparePoint(t,r+1),0>e?u>0?wi:yi:u>0?pi:ht},comparePoint:function(n,t){return i(this),bt(n,"HIERARCHY_REQUEST_ERR"),nt(n,this.startContainer),u(n,t,this.startContainer,this.startOffset)<0?-1:u(n,t,this.endContainer,this.endOffset)>0?1:0},createContextualFragment:ur,toHtml:function(){return ni(this)},intersectsNode:function(n,t){var r,f,e,o;return(i(this),s(n)!=bi(this))?!1:(r=n.parentNode,f=l(n),!r)?!0:(e=u(r,f,this.endContainer,this.endOffset),o=u(r,f+1,this.startContainer,this.startOffset),t?0>=e&&o>=0:0>e&&o>0)},isPointInRange:function(n,t){return i(this),bt(n,"HIERARCHY_REQUEST_ERR"),nt(n,this.startContainer),u(n,t,this.startContainer,this.startOffset)>=0&&u(n,t,this.endContainer,this.endOffset)<=0},intersectsRange:function(n){return at(this,n,!1)},intersectsOrTouchesRange:function(n){return at(this,n,!0)},intersection:function(n){if(this.intersectsRange(n)){var i=u(this.startContainer,this.startOffset,n.startContainer,n.startOffset),r=u(this.endContainer,this.endOffset,n.endContainer,n.endOffset),t=this.cloneRange();return-1==i&&t.setStart(n.startContainer,n.startOffset),1==r&&t.setEnd(n.endContainer,n.endOffset),t}return null},union:function(n){if(this.intersectsOrTouchesRange(n)){var t=this.cloneRange();return-1==u(n.startContainer,n.startOffset,this.startContainer,this.startOffset)&&t.setStart(n.startContainer,n.startOffset),1==u(n.endContainer,n.endOffset,this.endContainer,this.endOffset)&&t.setEnd(n.endContainer,n.endOffset),t}throw new f("Ranges do not intersect");},containsNode:function(n,t){return t?this.intersectsNode(n,!1):this.compareNode(n)==ht},containsNodeContents:function(n){return this.comparePoint(n,0)>=0&&this.comparePoint(n,ft(n))<=0},containsRange:function(n){var t=this.intersection(n);return null!==t&&n.equals(t)},containsNodeText:function(n){var t=this.cloneRange(),i,r;return(t.selectNode(n),i=t.getNodes([3]),i.length>0)?(t.setStart(i[0],0),r=i.pop(),t.setEnd(r,r.length),this.containsRange(t)):this.containsNodeContents(n)},getNodes:function(n,t){return i(this),ki(this,n,t)},getDocument:function(){return e(this)},collapseBefore:function(n){this.setEndBefore(n);this.collapse(!1)},collapseAfter:function(n){this.setStartAfter(n);this.collapse(!0)},getBookmark:function(i){var o=e(this),r=n.createRange(o);i=i||t.getBody(o);r.selectNodeContents(i);var u=this.intersection(r),f=0,s=0;return u&&(r.setEnd(u.startContainer,u.startOffset),f=r.toString().length,s=f+u.toString().length),{start:f,end:s,containerNode:i}},moveToBookmark:function(n){var o=n.containerNode,t=0;this.setStart(o,0);this.collapse(!0);for(var i,r,u,f,s=[o],e=!1,h=!1;!h&&(i=s.pop());)if(3==i.nodeType)r=t+i.length,!e&&n.start>=t&&n.start<=r&&(this.setStart(i,n.start-t),e=!0),e&&n.end>=t&&n.end<=r&&(this.setEnd(i,n.end-t),h=!0),t=r;else for(f=i.childNodes,u=f.length;u--;)s.push(f[u])},getName:function(){return"DomRange"},equals:function(n){return c.rangesEqual(this,n)},isValid:function(){return dt(this)},inspect:function(){return wt(this)},detach:function(){}});ui(c,ei);tt.extend(c,{rangeProperties:ot,RangeIterator:o,copyComparisonConstants:ii,createPrototypeRange:ui,inspect:wt,toHtml:ni,getRangeDocument:e,rangesEqual:function(n,t){return n.startContainer===t.startContainer&&n.startOffset===t.startOffset&&n.endContainer===t.endContainer&&n.endOffset===t.endOffset}});n.DomRange=c}),n.createCoreModule("WrappedRange",["DomRange"],function(n,t){var o,r,i=n.dom,c=n.util,u=i.DomPosition,f=n.DomRange,e=i.getBody,s=i.getContentDocument,h=i.isCharacterDataNode,v,y;if(n.features.implementsDomRange&&!function(){function h(n){for(var t,i=b.length;i--;)t=b[i],n[t]=n.nativeRange[t];n.collapsed=n.startContainer===n.endContainer&&n.startOffset===n.endOffset}function k(n,t,i,r,u){var f=n.startContainer!==t||n.startOffset!=i,e=n.endContainer!==r||n.endOffset!=u,o=!n.equals(n.nativeRange);(f||e||o)&&(n.setEnd(r,u),n.setStart(t,i))}var r,a,b=f.rangeProperties,l,u,v,y,p,w;o=function(n){if(!n)throw t.createError("WrappedRange: Range must be specified");this.nativeRange=n;h(this)};f.createPrototypeRange(o,k);r=o.prototype;r.selectNode=function(n){this.nativeRange.selectNode(n);h(this)};r.cloneContents=function(){return this.nativeRange.cloneContents()};r.surroundContents=function(n){this.nativeRange.surroundContents(n);h(this)};r.collapse=function(n){this.nativeRange.collapse(n);h(this)};r.cloneRange=function(){return new o(this.nativeRange.cloneRange())};r.refresh=function(){h(this)};r.toString=function(){return this.nativeRange.toString()};l=document.createTextNode("test");e(document).appendChild(l);u=document.createRange();u.setStart(l,0);u.setEnd(l,0);try{u.setStart(l,1);r.setStart=function(n,t){this.nativeRange.setStart(n,t);h(this)};r.setEnd=function(n,t){this.nativeRange.setEnd(n,t);h(this)};a=function(n){return function(t){this.nativeRange[n](t);h(this)}}}catch(d){r.setStart=function(n,t){try{this.nativeRange.setStart(n,t)}catch(i){this.nativeRange.setEnd(n,t);this.nativeRange.setStart(n,t)}h(this)};r.setEnd=function(n,t){try{this.nativeRange.setEnd(n,t)}catch(i){this.nativeRange.setStart(n,t);this.nativeRange.setEnd(n,t)}h(this)};a=function(n,t){return function(i){try{this.nativeRange[n](i)}catch(r){this.nativeRange[t](i);this.nativeRange[n](i)}h(this)}}}r.setStartBefore=a("setStartBefore","setEndBefore");r.setStartAfter=a("setStartAfter","setEndAfter");r.setEndBefore=a("setEndBefore","setStartBefore");r.setEndAfter=a("setEndAfter","setStartAfter");r.selectNodeContents=function(n){this.setStartAndEnd(n,0,i.getNodeLength(n))};u.selectNodeContents(l);u.setEnd(l,3);v=document.createRange();v.selectNodeContents(l);v.setEnd(l,4);v.setStart(l,2);r.compareBoundaryPoints=-1==u.compareBoundaryPoints(u.START_TO_END,v)&&1==u.compareBoundaryPoints(u.END_TO_START,v)?function(n,t){return t=t.nativeRange||t,n==t.START_TO_END?n=t.END_TO_START:n==t.END_TO_START&&(n=t.START_TO_END),this.nativeRange.compareBoundaryPoints(n,t)}:function(n,t){return this.nativeRange.compareBoundaryPoints(n,t.nativeRange||t)};y=document.createElement("div");y.innerHTML="123";p=y.firstChild;w=e(document);w.appendChild(y);u.setStart(p,1);u.setEnd(p,2);u.deleteContents();"13"==p.data&&(r.deleteContents=function(){this.nativeRange.deleteContents();h(this)},r.extractContents=function(){var n=this.nativeRange.extractContents();return h(this),n});w.removeChild(y);w=null;c.isHostMethod(u,"createContextualFragment")&&(r.createContextualFragment=function(n){return this.nativeRange.createContextualFragment(n)});e(document).removeChild(l);r.getName=function(){return"WrappedRange"};n.WrappedRange=o;n.createNativeRange=function(n){return n=s(n,t,"createNativeRange"),n.createRange()}}(),n.features.implementsTextRange){var p=function(n){var e=n.parentElement(),t=n.duplicate(),r,f,u;return t.collapse(!0),r=t.parentElement(),t=n.duplicate(),t.collapse(!1),f=t.parentElement(),u=r==f?r:i.getCommonAncestor(r,f),u==e?u:i.getCommonAncestor(e,u)},w=function(n){return 0==n.compareEndPoints("StartToEnd",n)},l=function(n,t,r,f,e){var c=n.duplicate(),o,k,s,g,y,it;if(c.collapse(r),o=c.parentElement(),i.isOrIsAncestorOf(t,o)||(o=t),!o.canHaveHTML)return k=new u(o.parentNode,i.getNodeIndex(o)),{boundaryPosition:k,nodeInfo:{nodeIndex:k.offset,containerElement:k.node}};s=i.getDocument(o).createElement("span");s.parentNode&&i.removeNode(s);for(var p,w,d,nt,b,rt=r?"StartToStart":"StartToEnd",l=e&&e.containerElement==o?e.nodeIndex:0,tt=o.childNodes.length,a=tt,v=a;;){if(v==tt?o.appendChild(s):o.insertBefore(s,o.childNodes[v]),c.moveToElementText(s),p=c.compareEndPoints(rt,n),0==p||l==a)break;if(-1==p){if(a==l+1)break;l=v}else a=a==l+1?l:v;v=Math.floor((l+a)/2);o.removeChild(s)}if(b=s.nextSibling,-1==p&&b&&h(b)){if(c.setEndPoint(r?"EndToStart":"EndToEnd",n),/[\r\n]/.test(b.data))for(y=c.duplicate(),it=y.text.replace(/\r\n/g,"\r").length,g=y.moveStart("character",it);-1==(p=y.compareEndPoints("StartToEnd",y));)g++,y.moveStart("character",1);else g=c.text.length;nt=new u(b,g)}else w=(f||!r)&&s.previousSibling,d=(f||r)&&s.nextSibling,nt=d&&h(d)?new u(d,0):w&&h(w)?new u(w,w.data.length):new u(o,i.getNodeIndex(s));return i.removeNode(s),{boundaryPosition:nt,nodeInfo:{nodeIndex:v,containerElement:o}}},a=function(n,t){var u,f,r,s,c=n.offset,l=i.getDocument(n.node),o=e(l).createTextRange(),a=h(n.node);return a?(u=n.node,f=u.parentNode):(s=n.node.childNodes,u=c<s.length?s[c]:null,f=n.node),r=l.createElement("span"),r.innerHTML="&#feff;",u?f.insertBefore(r,u):f.appendChild(r),o.moveToElementText(r),o.collapse(!t),f.removeChild(r),a&&o[t?"moveStart":"moveEnd"]("character",c),o};r=function(n){this.textRange=n;this.refresh()};r.prototype=new f(document);r.prototype.refresh=function(){var n,t,i,r=p(this.textRange);w(this.textRange)?t=n=l(this.textRange,r,!0,!0).boundaryPosition:(i=l(this.textRange,r,!0,!1),n=i.boundaryPosition,t=l(this.textRange,r,!1,!1,i.nodeInfo).boundaryPosition);this.setStart(n.node,n.offset);this.setEnd(t.node,t.offset)};r.prototype.getName=function(){return"WrappedTextRange"};f.copyComparisonConstants(r);v=function(n){if(n.collapsed)return a(new u(n.startContainer,n.startOffset),!0);var i=a(new u(n.startContainer,n.startOffset),!0),r=a(new u(n.endContainer,n.endOffset),!1),t=e(f.getRangeDocument(n)).createTextRange();return t.setEndPoint("StartToStart",i),t.setEndPoint("EndToEnd",r),t};(r.rangeToTextRange=v,r.prototype.toTextRange=function(){return v(this)},n.WrappedTextRange=r,!n.features.implementsDomRange||n.config.preferTextRange)&&(y=function(n){return n("return this;")()}(Function),"undefined"==typeof y.Range&&(y.Range=r),n.createNativeRange=function(n){return n=s(n,t,"createNativeRange"),e(n).createTextRange()},n.WrappedRange=r)}n.createRange=function(i){return i=s(i,t,"createRange"),new n.WrappedRange(n.createNativeRange(i))};n.createRangyRange=function(n){return n=s(n,t,"createRangyRange"),new f(n)};c.createAliasForDeprecatedMethod(n,"createIframeRange","createRange");c.createAliasForDeprecatedMethod(n,"createIframeRangyRange","createRangyRange");n.addShimListener(function(t){var i=t.document;"undefined"==typeof i.createRange&&(i.createRange=function(){return n.createRange(i)});i=t=null})}),n.createCoreModule("WrappedSelection",["DomRange","WrappedRange"],function(n,t){function ct(n){return"string"==typeof n?/^backward(s)?$/i.test(n):!!n}function rt(n,i){if(n){if(f.isWindow(n))return n;if(n instanceof e)return n.win;var r=f.getContentDocument(n,t,i);return f.getWindow(r)}return window}function bi(n){return rt(n,"getWinSelection").getSelection()}function ri(n){return rt(n,"getDocSelection").document.selection}function ui(n){var t=!1;return n.anchorNode&&(t=1==f.comparePoints(n.anchorNode,n.anchorOffset,n.focusNode,n.focusOffset)),t}function k(n,t,i){var r=i?"end":"start",u=i?"start":"end";n.anchorNode=t[r+"Container"];n.anchorOffset=t[r+"Offset"];n.focusNode=t[u+"Container"];n.focusOffset=t[u+"Offset"]}function ki(n){var t=n.nativeSelection;n.anchorNode=t.anchorNode;n.anchorOffset=t.anchorOffset;n.focusNode=t.focusNode;n.focusOffset=t.focusOffset}function c(n){n.anchorNode=n.focusNode=null;n.anchorOffset=n.focusOffset=0;n.rangeCount=0;n.isCollapsed=!0;n._ranges.length=0}function lt(t){var i;return t instanceof nt?(i=n.createNativeRange(t.getDocument()),i.setEnd(t.endContainer,t.endOffset),i.setStart(t.startContainer,t.startOffset)):t instanceof wt?i=t.nativeRange:r.implementsDomRange&&t instanceof f.getWindow(t.startContainer).Range&&(i=t),i}function di(n){if(!n.length||1!=n[0].nodeType)return!1;for(var t=1,i=n.length;i>t;++t)if(!f.isAncestorOf(n[0],n[t]))return!1;return!0}function at(n){var i=n.getNodes();if(!di(i))throw t.createError("getSingleElementFromRange: range "+n.inspect()+" did not consist of a single element");return i[0]}function vt(n){return!!n&&"undefined"!=typeof n.text}function fi(n,t){var i=new wt(t);n._ranges=[i];k(n,i,!1);n.rangeCount=1;n.isCollapsed=i.collapsed}function d(t){var i,u,f,r;if(t._ranges.length=0,"None"==t.docSelection.type)c(t);else if(i=t.docSelection.createRange(),vt(i))fi(t,i);else{for(t.rangeCount=i.length,f=o(i.item(0)),r=0;r<t.rangeCount;++r)u=n.createRange(f),u.selectNode(i.item(r)),t._ranges.push(u);t.isCollapsed=1==t.rangeCount&&t._ranges[0].collapsed;k(t,t._ranges[t.rangeCount-1],!1)}}function ei(n,i){for(var r=n.docSelection.createRange(),e=at(i),s=o(r.item(0)),u=y(s).createControlRange(),f=0,h=r.length;h>f;++f)u.add(r.item(f));try{u.add(e)}catch(c){throw t.createError("addRange(): Element within the specified Range could not be added to control selection (does it have layout?)");}u.select();d(n)}function e(n,t,i){this.nativeSelection=n;this.docSelection=t;this._ranges=[];this.win=i;this.refresh()}function oi(n){n.win=n.anchorNode=n.focusNode=n._ranges=null;n.rangeCount=n.anchorOffset=n.focusOffset=0;n.detached=!0}function yt(n,t){for(var i,r,u=b.length;u--;)if(i=b[u],r=i.selection,"deleteAll"==t)oi(r);else 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focus: "+f.inspect()+"]"}var p,u,tt,gt,wi,s,ot,b,st,i,ti,ht,ii,it;n.config.checkSelectionRanges=!0;var g,ut,ai="boolean",pt="number",f=n.dom,l=n.util,a=l.isHostMethod,nt=n.DomRange,wt=n.WrappedRange,ft=n.DOMException,vi=f.DomPosition,r=n.features,v="Control",o=f.getDocument,y=f.getBody,bt=nt.rangesEqual,kt=a(window,"getSelection"),h=l.isHostObject(document,"selection");if(r.implementsWinGetSelection=kt,r.implementsDocSelection=h,p=h&&(!kt||n.config.preferTextRange),p)g=ri,n.isSelectionValid=function(n){var t=rt(n,"isSelectionValid").document,i=t.selection;return"None"!=i.type||o(i.createRange().parentElement())==t};else{if(!kt)return t.fail("Neither document.selection or window.getSelection() detected."),!1;g=bi;n.isSelectionValid=function(){return!0}}if(n.getNativeSelection=g,u=g(),!u)return t.fail("Native selection was null (possibly issue 138?)"),!1;var 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n,t,i;try{(this.docSelection.empty(),"None"!=this.docSelection.type)&&(this.anchorNode?n=o(this.anchorNode):this.docSelection.type==v&&(t=this.docSelection.createRange(),t.length&&(n=o(t.item(0)))),n&&(i=y(n).createTextRange(),i.select(),this.docSelection.empty()))}catch(r){}c(this)};i.addRange=function(t){this.docSelection.type==v?ei(this,t):(n.WrappedTextRange.rangeToTextRange(t).select(),this._ranges[0]=t,this.rangeCount=1,this.isCollapsed=this._ranges[0].collapsed,k(this,t,!1))};i.setRanges=function(n){this.removeAllRanges();var t=n.length;t>1?si(this,n):t&&this.addRange(n[0])}}if(i.getRangeAt=function(n){if(0>n||n>=this.rangeCount)throw new ft("INDEX_SIZE_ERR");return this._ranges[n].cloneRange()},p)ht=function(t){var i;n.isSelectionValid(t.win)?i=t.docSelection.createRange():(i=y(t.win.document).createTextRange(),i.collapse(!0));t.docSelection.type==v?d(t):vt(i)?fi(t,i):c(t)};else if(a(u,"getRangeAt")&&typeof 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r=n.getAllRanges(),i,u;for(n.removeAllRanges(),i=0,u=r.length;u>i;++i)bt(t,r[i])||n.addRange(r[i]);n.rangeCount||c(n)};i.removeRange=s&&h?function(n){if(this.docSelection.type==v){for(var r,t=this.docSelection.createRange(),e=at(n),s=o(t.item(0)),u=y(s).createControlRange(),f=!1,i=0,h=t.length;h>i;++i)r=t.item(i),r!==e||f?u.add(t.item(i)):f=!0;u.select();d(this)}else ii(this,n)}:function(n){ii(this,n)};!p&&w&&r.implementsDomRange?(it=ui,i.isBackward=function(){return it(this)}):it=i.isBackward=function(){return!1};i.isBackwards=i.isBackward;i.toString=function(){for(var t=[],n=0,i=this.rangeCount;i>n;++n)t[n]=""+this._ranges[n];return t.join("")};i.collapse=function(t,i){hi(this,t);var r=n.createRange(t);r.collapseToPoint(t,i);this.setSingleRange(r);this.isCollapsed=!0};i.collapseToStart=function(){if(!this.rangeCount)throw new ft("INVALID_STATE_ERR");var n=this._ranges[0];this.collapse(n.startContainer,n.startOffset)};i.collapseToEnd=function(){if(!this.rangeCount)throw new 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t=/^(address|article|aside|audio|blockquote|canvas|dd|div|dl|fieldset|figcaption|figure|footer|form|h1|h2|h3|h4|h5|h6|header|hgroup|hr|noscript|ol|output|p|pre|section|table|tfoot|ul|video)$/i,b=/^(ul|li|ol)$/i,s=/^(address|article|aside|audio|blockquote|canvas|dd|div|dl|fieldset|figcaption|figure|footer|form|h1|h2|h3|h4|h5|h6|header|hgroup|hr|noscript|ol|output|p|pre|section|table|tfoot|ul|video|li)$/i;if(String.prototype.trim||(String.prototype.trim=function(){return this.replace(/^\s+|\s+$/g,"")}),n.ie>8||void 0===n.ie){for(u=document.styleSheets,r=0;r<u.length;r++)if((0===u[r].media.length||u[r].media.mediaText.match(/(all|screen)/gi))&&u[r].href&&u[r].href.match(/textangular\.(min\.|)css/gi)){i=u[r];break}i||(i=function(){var t=document.createElement("style");return n.webkit&&t.appendChild(document.createTextNode("")),document.getElementsByTagName("head")[0].appendChild(t),t.sheet}());c=function(n,t){return a(i,n,t)};a=function(n,t,r){var u,f;return 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t=u.getSelection().getRangeAt(0),n=t.commonAncestorContainer;return n=3===n.nodeType?n.parentNode:n,t.getNodes([1],function(t){return t.parentNode===n})},getSelectionElement:function(){return e.getSelection().container},setSelection:function(n,t,i){var r=u.createRange();r.setStart(n,t);r.setEnd(n,i);u.getSelection().setSingleRange(r)},setSelectionBeforeElement:function(n){var t=u.createRange();t.selectNode(n);t.collapse(!0);u.getSelection().setSingleRange(t)},setSelectionAfterElement:function(n){var t=u.createRange();t.selectNode(n);t.collapse(!1);u.getSelection().setSingleRange(t)},setSelectionToElementStart:function(n){var t=u.createRange();t.selectNodeContents(n);t.collapse(!0);u.getSelection().setSingleRange(t)},setSelectionToElementEnd:function(n){var 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