diff --git a/DocxFile使用帮助.docx b/DocxFile使用帮助.docx
index 5c0f868..b5f8fbb 100644
Binary files a/DocxFile使用帮助.docx and b/DocxFile使用帮助.docx differ
diff --git a/XlsxFile使用帮助.xlsx b/XlsxFile使用帮助.xlsx
index c410454..f2b6b56 100644
Binary files a/XlsxFile使用帮助.xlsx and b/XlsxFile使用帮助.xlsx differ
diff --git a/funcext/TSOffice/TOfficeObj.tsf b/funcext/TSOffice/TOfficeObj.tsf
index d308c3a..ca0f457 100644
--- a/funcext/TSOffice/TOfficeObj.tsf
+++ b/funcext/TSOffice/TOfficeObj.tsf
@@ -1,4 +1,4 @@
-// Version 1.4.9
+// Version 1.5.0
 
 Function TOfficeObj(n);
 Begin
@@ -213,6 +213,10 @@ Begin
 		return new TText();
 	"trun":
 		return new TRun();
+	"tfootnoteimpl":
+		return new TFootnoteImpl();
+	"tfootnotebody":
+		return new TFootnoteBody();
 	"tbookmark":
 		return new TBookMark();
 	"tfldsimple":
@@ -5504,7 +5508,7 @@ type TBr=class(NodeInfo)
 
 	Function GetAttrs(); override;
 	Begin
-		return array(("Type", "w:type", Type, "")) union ExtAttr;
+		return array(("Type", "w:type", Type, ""),("Clear", "w:left", Clear, "")) union ExtAttr;
 	End;
 
 	Function GetChildren(); override;
@@ -5514,6 +5518,7 @@ type TBr=class(NodeInfo)
 
 	//Attributes
 	Type;
+	Clear;
 
 	//Nodes
 End;
@@ -5724,21 +5729,39 @@ type TwrPr=class(NodeInfo)
 			,('field':'Bold','name':'w:b','obj':Bold,'attrEx':'w:val','nodeType':'empty','attrName':'', 'desc':'黑体', 'class':'')
 			,('field':'noProof','name':'w:noProof','obj':noProof,'attrEx':'','nodeType':'empty','attrName':'', 'desc':'不检查拼写或语法)', 'class':'')
 			,('field':'Color','name':'w:color','obj':Color,'attrEx':'w:val','nodeType':'','attrName':'', 'desc':'字体颜色', 'class':'')
-			,('field':'bCs','name':'w:bCs','obj':bCs,'attrEx':'w:val','nodeType':'empty','attrName':'', 'desc':'复杂脚本黑体', 'class':'')
+			,('field':'bCs','name':'w:bCs','obj':bCs,'attrEx':'w:val','nodeType':'empty','attrName':'', 'desc':'黑体，适用于从右到左语言文本', 'class':'')
+			,('field':'Caps','name':'w:caps','obj':Caps,'attrEx':'w:val','nodeType':'empty','attrName':'', 'desc':'首字母大写', 'class':'')
+			,('field':'SmallCaps','name':'w:smallCaps','obj':SmallCaps,'attrEx':'w:val','nodeType':'empty','attrName':'', 'desc':'首字母小写', 'class':'')
+			,('field':'Emboss','name':'w:emboss','obj':Emboss,'attrEx':'w:val','nodeType':'empty','attrName':'', 'desc':'浮雕效果', 'class':'')
+			,('field':'Em','name':'w:em','obj':Em,'attrEx':'w:val','nodeType':'','attrName':'', 'desc':'强调标志的类型，取值："comma", "dot", "circle", "underDot", "none"', 'class':'')
+			,('field':'Imprint','name':'w:imprint','obj':Imprint,'attrEx':'w:val','nodeType':'empty','attrName':'', 'desc':'刻雕效果', 'class':'')
+			,('field':'Vanish','name':'w:vanish','obj':Vanish,'attrEx':'w:val','nodeType':'empty','attrName':'', 'desc':'隐藏', 'class':'')
 			,('field':'Italic','name':'w:i','obj':Italic,'attrEx':'','nodeType':'empty','attrName':'', 'desc':'斜体', 'class':'')
+			,('field':'ICs','name':'w:iCs','obj':ICs,'attrEx':'','nodeType':'empty','attrName':'', 'desc':'斜体，适用于从右到左语言文本', 'class':'')
 			,('field':'Strike','name':'w:strike','obj':Strike,'attrEx':'','nodeType':'empty','attrName':'', 'desc':'单个删除线', 'class':'')
 			,('field':'dStrike','name':'w:dstrike','obj':dStrike,'attrEx':'w:val','nodeType':'','attrName':'', 'desc':'两个删除线', 'class':'')
 			,('field':'kern','name':'w:kern','obj':kern,'attrEx':'w:val','nodeType':'','attrName':'', 'desc':'字体紧排', 'class':'')
 			,('field':'Sz','name':'w:sz','obj':Sz,'attrEx':'w:val','nodeType':'','attrName':'', 'desc':'字体大小', 'class':'')
 			,('field':'szCs','name':'w:szCs','obj':szCs,'attrEx':'w:val','nodeType':'','attrName':'', 'desc':'复杂脚本字体大小', 'class':'')
+			,('field':'Ligatures','name':'w14:ligatures','obj':Ligatures,'attrEx':'w14:val','nodeType':'','attrName':'', 'desc':'连字方式', 'class':'')
 			,('field':'U','name':'w:u','obj':U,'attrEx':'w:val','nodeType':'','attrName':'', 'desc':'下划线', 'class':'')
-			,('field':'vertAlign','name':'w:vertAlign','obj':vertAlign,'attrEx':'w:val','nodeType':'','attrName':'', 'desc':'对齐方式.', 'class':'')
+			,('field':'UColor','name':'w:u','obj':UColor,'attrEx':'w:color','nodeType':'','attrName':'', 'desc':'下划线颜色', 'class':'')
+			,('field':'vertAlign','name':'w:vertAlign','obj':vertAlign,'attrEx':'w:val','nodeType':'','attrName':'', 'desc':'对齐方式.取值："subscript", "superscript"', 'class':'')
 			,('field':'eastAsia','name':'w:lang','obj':eastAsia,'attrEx':'w:eastAsia','nodeType':'','attrName':'', 'desc':'处理使用东亚字符的运行内容时应使用的语言.', 'class':'')
 			,('field':'Lang','name':'w:lang','obj':Lang,'attrEx':'w:val','nodeType':'','attrName':'', 'desc':'处理使用拉丁字符的本次运行内容时用于检查拼写和语法的语言.', 'class':'')
 			,('field':'bidi','name':'w:lang','obj':bidi,'attrEx':'w:bidi','nodeType':'','attrName':'', 'desc':'处理使用复杂脚本字符的运行内容时应使用的语言.', 'class':'')
 			,('field':'Del','name':Del.NodeName,'obj':Del,'attrEx':'','nodeType':'','attrName':'', 'desc':'disable', 'class':'TOptInfo')
 			,('field':'StyleId','name':'w:rStyle','obj':StyleId,'attrEx':'w:val','nodeType':'','attrName':'', 'desc':'disable', 'class':'')
 			,('field':'WebHidden','name':'w:webHidden','obj':WebHidden,'attrEx':'w:val','nodeType':'empty','attrName':'', 'desc':'disable', 'class':'')
+			,('field':'ContextualAlternates','name':'w14:cntxtAlts','obj':ContextualAlternates,'attrEx':'w:val','nodeType':'empty','attrName':'', 'desc':'对指定的字体启用上下文替代字', 'class':'')
+			,('field':'SnapToGrid','name':'w:snapToGrid','obj':SnapToGrid,'attrEx':'w:val','nodeType':'empty','attrName':'', 'desc':'是否忽略选定文本每行中的字符数', 'class':'')
+			,('field':'NumForm','name':'w14:numForm','obj':NumForm,'attrEx':'w14:val','nodeType':'','attrName':'', 'desc':'OpenType 字体的数字形式', 'class':'')
+			,('field':'NumSpacing','name':'w14:numSpacing','obj':NumSpacing,'attrEx':'w14:val','nodeType':'','attrName':'', 'desc':'字体的数字间距', 'class':'')
+			,('field':'OutLine','name':'w:outline','obj':OutLine,'attrEx':'w:val','nodeType':'empty','attrName':'', 'desc':'镂空字体', 'class':'')
+			,('field':'W','name':'w:w','obj':W,'attrEx':'w:val','nodeType':'','attrName':'', 'desc':'字体的缩放百分比，取值0~600', 'class':'')
+			,('field':'Position','name':'w:position','obj':Position,'attrEx':'w:val','nodeType':'','attrName':'', 'desc':'文本相对于基准线的位置', 'class':'')
+			,('field':'Shadow','name':'w:shadow','obj':Shadow,'attrEx':'w:val','nodeType':'empty','attrName':'', 'desc':'阴影字体', 'class':'')
+			,('field':'Spacing','name':'w:spacing','obj':Spacing,'attrEx':'w:val','nodeType':'','attrName':'', 'desc':'字符间距', 'class':'')
 			) union ExtNodes;
 	End;
 
@@ -5766,7 +5789,7 @@ type TwrPr=class(NodeInfo)
 	End;
 	Function readSize();
 	Begin
-		return int(Sz / 2);
+		return Value("Sz") / 2;
 	End;
 
 	//Attributes
@@ -5777,13 +5800,22 @@ type TwrPr=class(NodeInfo)
 	noProof;
 	Color;
 	bCs;
+	Caps;
+	SmallCaps;
+	Emboss;
+	Em;
+	Imprint;
+	Vanish;
 	Italic;
+	ICs;
 	Strike;
 	dStrike;
 	kern;
 	Sz;
 	szCs;
+	Ligatures;
 	U;
+	UColor;
 	vertAlign;
 	eastAsia;
 	Lang;
@@ -5791,6 +5823,15 @@ type TwrPr=class(NodeInfo)
 	Del;
 	StyleId;
 	WebHidden;
+	ContextualAlternates;
+	SnapToGrid;
+	NumForm;
+	NumSpacing;
+	OutLine;
+	W;
+	Position;
+	Shadow;
+	Spacing;
 End;
 
 ///////////////////////////////////////////////////////////////
@@ -7051,6 +7092,9 @@ type TRunImpl=class(NodeInfo)
 			,('field':'T','name':'w:t','obj':T,'attrEx':'','nodeType':'pcdata','attrName':'', 'desc':'', 'class':'')
 			,('field':'Space','name':'w:t','obj':Space,'attrEx':'xml:space','nodeType':'','attrName':'', 'desc':'', 'class':'')
 			,('field':'Drawing','name':Drawing.NodeName,'obj':Drawing,'attrEx':'','nodeType':'','attrName':'', 'desc':'', 'class':'TwDrawing')
+			,('field':'FootnoteReference','name':'w:footnoteReference','obj':FootnoteReference,'attrEx':'w:id','nodeType':'','attrName':'', 'desc':'', 'class':'')
+			,('field':'Separator','name':'w:separator','obj':Separator,'attrEx':'','nodeType':'empty','attrName':'', 'desc':'', 'class':'')
+			,('field':'ContinuationSeparator','name':'w:continuationSeparator','obj':ContinuationSeparator,'attrEx':'','nodeType':'empty','attrName':'', 'desc':'', 'class':'')
 			) union ExtNodes;
 	End;
 
@@ -7069,6 +7113,91 @@ type TRunImpl=class(NodeInfo)
 	T;
 	Space;
 	Drawing;
+	FootnoteReference;
+	Separator;
+	ContinuationSeparator;
+End;
+
+///////////////////////////////////////////////////////////////
+/// TFootnoteImpl
+///////////////////////////////////////////////////////////////
+type TFootnoteImpl=class(NodeInfo)
+	Function Create(); overload;
+	Begin
+		Create(nil, 'w:footnote');
+	End;
+
+	Function Create(p, name); overload;
+	Begin
+		Class(NodeInfo).Create(p, name);
+		Init();
+	End;
+
+	Function Init();
+	Begin
+		//TODO...
+	End;
+
+	Function InitRootNode(node);
+	Begin
+		RootObj := node;
+	End;
+
+	Function GetAttrs(); override;
+	Begin
+		return array(("Type", "w:type", Type, ""),("Id", "w:id", Id, "")) union ExtAttr;
+	End;
+
+	Function GetChildren(); override;
+	Begin
+		return ExtNodes;
+	End;
+
+	//Attributes
+	Type;
+	Id;
+
+	//Nodes
+End;
+
+///////////////////////////////////////////////////////////////
+/// TFootnoteBody
+///////////////////////////////////////////////////////////////
+type TFootnoteBody=class(NodeInfo, TFootnotes)
+	Function Create(); overload;
+	Begin
+		Create(nil, 'w:footnote');
+	End;
+
+	Function Create(p, name); overload;
+	Begin
+		Class(NodeInfo).Create(p, name);
+		Init();
+	End;
+
+	Function Init();
+	Begin
+		//TODO...
+	End;
+
+	Function InitRootNode(node);
+	Begin
+		RootObj := node;
+	End;
+
+	Function GetAttrs(); override;
+	Begin
+		return ExtAttr;
+	End;
+
+	Function GetChildren(); override;
+	Begin
+		return ExtNodes;
+	End;
+
+	//Attributes
+
+	//Nodes
 End;
 
 ///////////////////////////////////////////////////////////////
@@ -8592,7 +8721,7 @@ type TwTblPr=class(NodeInfo)
 	Begin
 		return array(('field':'StyleID','name':'w:tblStyle','obj':StyleID,'attrEx':'w:val','nodeType':'','attrName':'', 'desc':'样式ID', 'class':'')
 			,('field':'Width','name':'w:tblW','obj':Width,'attrEx':'w:w','nodeType':'','attrName':'', 'desc':'表格宽度', 'class':'')
-			,('field':'WidthType','name':'w:tblW','obj':WidthType,'attrEx':'w:type','nodeType':'','attrName':'', 'desc':'宽度属性的单位。如"auto"表示根据内容调整，此时需要设置"width=0"; "pct"是按比例设置，转换比例是50, 10%时候需要width为500; "dax"表示自定义宽度，此时width单位是twips，即1cm=567twips', 'class':'')
+			,('field':'WidthType','name':'w:tblW','obj':WidthType,'attrEx':'w:type','nodeType':'','attrName':'', 'desc':'宽度属性的单位。如"auto"表示根据内容调整，此时需要设置"width=0"; "pct"是按比例设置，转换比例是50, 10%时候需要width为500; "dxa"表示自定义宽度，此时width单位是twips，即1cm=567twips', 'class':'')
 			,('field':'Val','name':'w:tblLook','obj':Val,'attrEx':'w:val','nodeType':'','attrName':'', 'desc':'表格条件格式样式：表格样式最多可以指定六种不同的可选条件格式,如首行、尾行、首列、尾列等（16进制short）', 'class':'')
 			,('field':'NoVBand','name':'w:tblLook','obj':NoVBand,'attrEx':'w:noVBand','nodeType':'','attrName':'', 'desc':'disable', 'class':'')
 			,('field':'NoHBand','name':'w:tblLook','obj':NoHBand,'attrEx':'w:noHBand','nodeType':'','attrName':'', 'desc':'disable', 'class':'')
@@ -10767,12 +10896,42 @@ Type TParagraph = Class(DocObject, TParagraphImpl)
 	
 	///在段落对象后面追加TRun对象
 	///返回TRun对象
-	Function AppendRun();
+	Function AppendRun();overload;
 	Begin
 		node := node_.InsertEndChild('element','w:r');
 		node.InsertFirstChild('element', 'w:rPr');
 		return new TRun(node);
 	End;
+
+	///在段落某个TRun对象之后添加TRun对象
+	///run：TRun对象
+	///返回TRun对象
+	Function AppendRun(run);overload;
+	Begin
+		node := node_.InsertAfterChild(run.Root(), 'element','w:r');
+		node.InsertFirstChild('element', 'w:rPr');
+		return new TRun(node);
+	End;
+
+    ///在段落对象开头添加TRun对象
+    ///返回TRun对象
+    Function PrependRun();overload;
+    Begin
+		node := node_.FirstChildElement('w:r');
+		node := node_.InsertBeforeChild(node, 'element', 'w:r');
+		node.InsertFirstChild('element', 'w:rPr');
+		return new TRun(node);
+    End;
+
+    ///在段落某个TRun对象之前添加TRun对象
+	///run：TRun对象
+    ///返回TRun对象
+    Function PrependRun(run);overload;
+    Begin
+		node := node_.InsertBeforeChild(run.Root(), 'element', 'w:r');
+		node.InsertFirstChild('element', 'w:rPr');
+		return new TRun(node);
+    End;
 	
 	///段落中全部的修改标记(修订删除、修订插入)
 	///返回：TRevision对象列表，array(TRevision...);
@@ -14179,6 +14338,97 @@ Type TRow = Class(DocObject, TwTr)
 	End;
 End;
 
+Type TFootnote = Class(TDocumentBody, TFootnoteImpl)
+	Function Create();overload;
+	Begin
+		Create(nil);
+	End;
+
+	Function Create(node);overload;
+	Begin
+		Class(TDocumentBody).Create(node);
+		Create(node, 'w:footnote');
+		node_ := node;
+	End;
+
+	Function Create(pNode, name);overload;
+	Begin
+		Class(TFootnoteImpl).Create(nil, name);
+		InitRootNode(pNode);
+	End;
+
+	node_;
+End;
+
+Type TFootnotes = Class
+	Function InitFootnotes(zip);
+	Begin
+		zip_ := zip;
+		file := 'word/footnotes.xml';
+		footnotesXml_ := zip.Get(file);
+		idMap_ := array();
+		maxId_ := 0;
+		if not ifObj(footnotesXml_) then
+		begin
+			content := '<?xml version="1.0" encoding="UTF-8" standalone="yes"?><w:footnotes xmlns:wpc="http://schemas.microsoft.com/office/word/2010/wordprocessingCanvas" xmlns:cx="http://schemas.microsoft.com/office/drawing/2014/chartex" xmlns:cx1="http://schemas.microsoft.com/office/drawing/2015/9/8/chartex" xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:r="http://schemas.openxmlformats.org/officeDocument/2006/relationships" xmlns:m="http://schemas.openxmlformats.org/officeDocument/2006/math" xmlns:v="urn:schemas-microsoft-com:vml" xmlns:wp14="http://schemas.microsoft.com/office/word/2010/wordprocessingDrawing" xmlns:wp="http://schemas.openxmlformats.org/drawingml/2006/wordprocessingDrawing" xmlns:w10="urn:schemas-microsoft-com:office:word" xmlns:w="http://schemas.openxmlformats.org/wordprocessingml/2006/main" xmlns:w14="http://schemas.microsoft.com/office/word/2010/wordml" xmlns:w15="http://schemas.microsoft.com/office/word/2012/wordml" xmlns:w16se="http://schemas.microsoft.com/office/word/2015/wordml/symex" xmlns:wpg="http://schemas.microsoft.com/office/word/2010/wordprocessingGroup" xmlns:wpi="http://schemas.microsoft.com/office/word/2010/wordprocessingInk" xmlns:wne="http://schemas.microsoft.com/office/word/2006/wordml" xmlns:wps="http://schemas.microsoft.com/office/word/2010/wordprocessingShape" mc:Ignorable="w14 w15 w16se wp14"></w:footnotes>';
+			zip_.Add(file, content);
+			footnotesXml_ := zip.Get(file);
+			// content_type
+			ctXml := zip_.Get('[Content_Types].xml');
+			class(TSXml).AddOverrideContentType(ctXml, '/word/footnotes.xml', 'application/vnd.openxmlformats-officedocument.wordprocessingml.footnotes+xml');
+			// document.xml.rels
+			rels := zip_.Get('word/_rels/document.xml.rels');
+			[maxRid, target, id] := class(TSXml).FindRelationshipRid(rels, '');
+			maxRid++;
+			class(TSXml).AddRelationshipRid(rels, 'footnotes.xml', 'http://schemas.openxmlformats.org/officeDocument/2006/relationships/footnotes', 'rId' $ maxRid);
+		end
+		footnotesNode_ := footnotesXml_.FirstChildElement("w:footnotes");
+		node := footnotesNode_.FirstChildElement('w:footnote');
+		while ifObj(node) do
+		begin
+			obj := new TFootnote(node);
+			id := obj.Value('Id', true);
+			idMap_[id] := obj;
+			id := StrToIntDef(id, 0);
+			if id > maxId_ then maxId_ := id;
+			node := node.NextElement();
+		end
+	End;
+
+	Function Add();
+	Begin
+		node := footnotesNode_.InsertEndChild('element', 'w:footnote');
+		node.SetAttribute('w:id', ++maxId_);
+		obj := new TFootnote(node);
+		obj.Id := maxId_;
+		idMap_[maxId_] := obj;
+		return obj;
+	End;
+
+	Function GetFootnote(id);
+	Begin
+		return idMap_[id];
+	End;
+
+	Function CopyFootnote(obj);
+	Begin
+		marshal := obj.Root().Marshal()[0];
+		node := footnotesNode_.InsertEndChild(marshal);
+		node.SetAttribute('w:id', ++maxId_);
+		obj := new TFootnote(node);
+		obj.Id := maxId_;
+		idMap_[maxId_] := obj;
+		return obj;
+	End;
+
+private
+	zip_;
+	footnotesXml_;
+	footnotesNode_;
+	idMap_;
+	maxId_;
+End;
+
 //w:tc
 Type TCell = Class(TDocumentBody, TWTc)
 	Function Create();overload;
@@ -14331,6 +14581,11 @@ Type TTable = Class(DocObject, TTableImpl)
 		End;
 		InitRootNode(node);
 	End;
+
+	Function GetCell(r, c);
+	Begin
+		return cells_[r-1, c-1];
+	End;
 	
 	///设置表格数据
 	///data: table，数据表
diff --git a/funcext/TSOffice/TSDocxFile.tsf b/funcext/TSOffice/TSDocxFile.tsf
index 4940dfc..805e0ba 100644
--- a/funcext/TSOffice/TSDocxFile.tsf
+++ b/funcext/TSOffice/TSDocxFile.tsf
@@ -1,4 +1,4 @@
-// Version 1.4.9
+// Version 1.5.0
 
 Type TSDocxFile = Class
 	///Version: V1.0 2022-09-20
@@ -559,6 +559,17 @@ Type TSDocxFile = Class
 			numberingObj_ := new TNumbering(self);
 		return numberingObj_;
 	End;
+
+	///返回：TFootnotes对象
+	Function FootNotesObject();
+	Begin
+		if not ifObj(footnotesObj_) then
+		begin
+			footnotesObj_ := new TOfficeObj('TFootnoteBody');
+			footnotesObj_.InitFootnotes(self.Zip());
+		end
+		return footnotesObj_;
+	End;
 	
 	///执行word文档内嵌tsl代码(执行内嵌脚本的环境字符集为GBK)
 	///返回：[err,tslFuncCount,errArr]: err 执行错误TSL代码段次数，tslFuncCount TSL代码段总数，errArr 执行TSL错误信息（array(('code':'代码', 'err':'错误信息'))）
@@ -616,6 +627,7 @@ private
 	zipfile_;	//压缩文件对象
 	document_;	//Document对象
 	styleObj_;
+	footnotesObj_;
 	numberingObj_;
 	DocPrId_;
 End;
diff --git a/funcext/TSOffice/TSExcelFile.tsf b/funcext/TSOffice/TSExcelFile.tsf
index 5aa4034..079edce 100644
--- a/funcext/TSOffice/TSExcelFile.tsf
+++ b/funcext/TSOffice/TSExcelFile.tsf
@@ -1,4 +1,4 @@
-// Version 1.4.9
+// Version 1.5.0
 
 Type TSExcelFile = Class
 	///Version: V1.0 2022-08-08
@@ -915,7 +915,7 @@ Type TSExcelFile = Class
 
 	///复制Sheet
 	///sourceSheet: 源工作表
-	///destSheet: 目的工作表
+	///destSheet: 目的工作表，如果destSheet存在，则覆盖destSheet，否则末尾新增destSheet
 	Function CopySheet(sourceSheet, destSheet);
 	Begin
 		return workbook_.CopySheet(class(TSXml).CurCodePageToUtf8(sourceSheet), class(TSXml).CurCodePageToUtf8(destSheet));
diff --git a/funcext/TSOffice/TSUtils/NodeInfo.tsf b/funcext/TSOffice/TSUtils/NodeInfo.tsf
index 29906a0..da21e20 100644
--- a/funcext/TSOffice/TSUtils/NodeInfo.tsf
+++ b/funcext/TSOffice/TSUtils/NodeInfo.tsf
@@ -18,17 +18,31 @@ public
 		return RootObj;
 	End
 
-	Function Update();
+	Function Update(position);overload;
 	Begin
 		if ifObj(RootObj) then Begin
 			arr := Marshal();
 			if length(arr['attributes']) or length(arr['children']) then Begin
-				curNode := class(TSXml).GetNode(RootObj, NodeUri, 'end');
+				curNode := class(TSXml).GetNode(RootObj, NodeUri, position);
 				if ifObj(curNode) then
 					class(TSXml).UpdateNode(curNode, arr['attributes'], arr['children']);
 			End;
 		End;
 	End;
+
+	Function Update();overload;
+	Begin
+		self.Update("end");
+	End;
+
+	Function Delete();
+	Begin
+		if ifObj(RootObj) then
+		begin
+			curNode := class(TSXml).GetNode(RootObj, NodeUri);
+			if ifObj(curNode) then curNode.DeleteChildren();
+		end
+	End;
 	
 	Function GetAttrs(); virtual;
 	Begin
diff --git a/funcext/TSOffice/TSUtils/TSXml.tsf b/funcext/TSOffice/TSUtils/TSXml.tsf
index b045b89..01be3a3 100644
--- a/funcext/TSOffice/TSUtils/TSXml.tsf
+++ b/funcext/TSOffice/TSUtils/TSXml.tsf
@@ -136,7 +136,7 @@ Type TSXml = Class
 		End;
 		return node;
 	End;
-	
+
 	class Function RemoveNode(obj, r);
 	Begin
 		arr := str2array(r, '/');
@@ -151,6 +151,21 @@ Type TSXml = Class
 			nodeArr[cnt - 2].DeleteChild(nodeArr[cnt - 1]);
 	End;
 
+	class Function GetNodeN(xmlnode, name, count);	
+	Begin
+		arr := str2array(name, '/');
+		node := xmlnode;
+		for i:=0 to length(arr)-1 do
+		begin
+			node := node.FirstChild(arr[i]);
+			if not ifObj(node) then return nil;
+		end
+		last := arr[length(arr)-1];
+		for i:=2 to count do
+			node := node.NextElement(last);
+		return node;
+	End;
+
 	///prefix为空——查找最大rId，prefix非空——查找指定Target
 	class Function FindRelationshipRid(xmlfile, prefix);
 	Begin
diff --git a/funcext/TSOffice/TSXlsxFile.tsf b/funcext/TSOffice/TSXlsxFile.tsf
index 618084f..26e2e32 100644
--- a/funcext/TSOffice/TSXlsxFile.tsf
+++ b/funcext/TSOffice/TSXlsxFile.tsf
@@ -1,4 +1,4 @@
-// Version 1.4.9
+// Version 1.5.0
 
 Type TSXlsxFile = Class
 	///Version: V1.0 2022-08-08
@@ -915,7 +915,7 @@ Type TSXlsxFile = Class
 
 	///复制Sheet
 	///sourceSheet: 源工作表
-	///destSheet: 目的工作表
+	///destSheet: 目的工作表，如果destSheet存在，则覆盖destSheet，否则末尾新增destSheet
 	Function CopySheet(sourceSheet, destSheet);
 	Begin
 		return workbook_.CopySheet(class(TSXml).CurCodePageToUtf8(sourceSheet), class(TSXml).CurCodePageToUtf8(destSheet));
diff --git a/funcext/TSOffice/document/TDocxCopy.tsf b/funcext/TSOffice/document/TDocxCopy.tsf
index 089c01b..6cdbd48 100644
--- a/funcext/TSOffice/document/TDocxCopy.tsf
+++ b/funcext/TSOffice/document/TDocxCopy.tsf
@@ -9,6 +9,7 @@ Type TDocxCopy = class
 		copy_drawing_ := array();
 		style_copy_obj_ := new TDocxStyleCopy(oldObj.StyleObject(), newObj.StyleObject());
 		number_copy_obj_ := new TDocxNumberCopy(oldObj, newObj);
+		footnote_copy_obj_ := new TDocxFootnoteCopy(oldObj, newObj);
 	End;
 
 	Function Init();
@@ -110,6 +111,7 @@ private
 
 		// 比较新文件的图片在旧文件中是否存在
 		zip := old_docx_obj_.Zip();
+		xml := zip.Get('word/_rels/document.xml.rels');
 		files := sselect ['FileName'] from zip.Files() where AnsiStartsText('word/media/image', ['FileName']) end;
 		for i:=0 to length(files)-1 do Begin
 			if zip.Diff(files[i], image_file) = 0 then Begin
@@ -117,7 +119,6 @@ private
 				[maxRid, imageFile, rid] := class(TSXml).FindRelationshipRid(xml, prefix);
 			End;
 		End;
-		xml := zip.Get('word/_rels/document.xml.rels');
 		if rid = 0 then
 		begin
 			image_cnt := length(files) + 1;
@@ -131,9 +132,9 @@ private
 				zip.Add('word/' + image_path, image_file);
 				contentXml := zip.Get('[Content_Types].xml');
 				class(TSXml).AddDefaultContentType(contentXml, postfix, 'image/' $ postfix);
-				node.SetAttribute('r:embed', 'rId' $ rid);
 			end
 		end
+		node.SetAttribute('r:embed', 'rId' $ rid);
 	End;
 
 	Function SetChart(node);
@@ -210,21 +211,64 @@ private
 
 	Function SetParagraphInfo(paragraph);
 	Begin
-		style := class(TSXml).GetNode(paragraph.node_, 'w:pPr/w:pStyle');
+		CopyStyle(paragraph.node_, 'w:pPr/w:pStyle');
+		CopyNumber(paragraph.node_, 'w:pPr/w:numPr/w:numId');
+		SetRunsInfo(paragraph.node_);
+		DeleteComment(paragraph);	// 删除批注
+	End;
+
+	Function SetRunsInfo(node);
+	Begin
+		run := node.FirstChildElement('w:r');
+		while ifObj(run) do
+		begin
+			CopyFootnote(run);
+			CopyStyle(run, 'w:rPr/w:rStyle');
+			run := run.NextElement();
+		end
+	End;
+
+	Function CopyStyle(node, path);
+	Begin
+		style := class(TSXml).GetNode(node, path);
 		if ifObj(style) then
 		begin
 			styleid := style.GetAttribute('w:val');
 			new_id := style_copy_obj_.GetStyleNewId(styleid);
 			if new_id then style.SetAttribute('w:val', new_id);
 		end
-		numpr := class(TSXml).GetNode(paragraph.node_, 'w:pPr/w:numPr/w:numId');
+	End;
+
+	Function CopyNumber(node, path);
+	Begin
+		numpr := class(TSXml).GetNode(node, path);
 		if ifObj(numpr) then
 		begin
 			id := numpr.GetAttribute('w:val');
 			numberid := number_copy_obj_.CopyNumbering(id);
 			numpr.SetAttribute('w:val', numberid);
 		end
-		DeleteComment(paragraph);	// 删除批注
+	End;
+
+	Function CopyFootnote(node);
+	Begin
+		footnote := node.FirstChildElement('w:footnoteReference');
+		if not ifObj(footnote) then return;
+		id := footnote.GetAttribute('w:id');
+		if id then
+		begin
+			obj := footnote_copy_obj_.CopyFootnote(id);
+			footnote.SetAttribute('w:id', obj.Id);
+			parts := obj.Parts();
+			for i:=0 to length(parts)-1 do
+			begin
+				case GetPartType(parts[i]) of
+					0: SetParagraphInfo(parts[i]);
+					1: SetDrawingInfo(parts[i]);
+					2: SetTableInfo(parts[i]);
+				end;
+			end
+		end
 	End;
 
 	Function SetTableInfo(table);
@@ -295,6 +339,7 @@ private
 	new_docx_obj_;
 	style_copy_obj_;
 	number_copy_obj_;
+	footnote_copy_obj_;
 
 	copy_table_;
 	copy_paragraph_;
@@ -461,3 +506,40 @@ private
 
 	id_map_;	// [id: styleobj]
 End;
+
+Type TDocxFootnoteCopy = class
+
+	Function Create(oldObj, newObj);
+	Begin
+		footnotexml := newObj.Zip().Get('word/footnotes.xml');
+		if ifObj(footnotexml) then
+		begin
+			old_footnote_obj_ := oldObj.FootNotesObject();
+			new_footnote_obj_ := newObj.FootNotesObject();
+		end
+		else begin
+			old_footnote_obj_ := nil;
+			new_footnote_obj_ := nil;
+		end
+		id_map_ := array();
+	End;
+
+	Function CopyFootnote(id);
+	Begin
+		if ifObj(old_footnote_obj_) and ifObj(new_footnote_obj_) then
+		begin
+			if (obj := new_footnote_obj_.GetFootnote(id)) and not id_map_[id] then
+			begin
+				footnote_obj := old_footnote_obj_.CopyFootnote(obj);
+				id_map_[id] := footnote_obj;
+			end
+			return id_map_[id];
+		end
+	End;
+
+private
+	old_footnote_obj_;
+	new_footnote_obj_;
+
+	id_map_;	// [id: footnote]
+End;
diff --git a/funcext/TSOffice/document/docxDocument.tsf b/funcext/TSOffice/document/docxDocument.tsf
index 31550c0..f0a1bcb 100644
--- a/funcext/TSOffice/document/docxDocument.tsf
+++ b/funcext/TSOffice/document/docxDocument.tsf
@@ -10,6 +10,7 @@ Type docxDocument = Class
 		bodyNode_ := root_.FirstChildElement('w:body');
 		body_ := TOfficeObj('TwBody');
 		body_.InitNode(bodyNode_);
+		body_.InitRootNode(bodyNode_);
 		body_.zipfile_ := z;
 		body_.document_ := self;
 		bookmarkid_ := -1;
diff --git a/funcext/TSOffice/worksheet/xlsxWorkBook.tsf b/funcext/TSOffice/worksheet/xlsxWorkBook.tsf
index fb73d9f..bda017b 100644
--- a/funcext/TSOffice/worksheet/xlsxWorkBook.tsf
+++ b/funcext/TSOffice/worksheet/xlsxWorkBook.tsf
@@ -519,15 +519,19 @@ Type xlsxWorkBook = Class
 
 	Function CopySheet(sourceSheet, destSheet);
 	Begin
-		ind := sheetIndexMap_[ LowerCase(destSheet) ];
-		if ifint(ind) then return destSheet $ ' already exists.';
 		ind := sheetIndexMap_[ LowerCase(sourceSheet) ];
 		if not ifint(ind) then return sourceSheet $ ' does not exists.';
+		dest_ind := sheetIndexMap_[ LowerCase(destSheet) ];
 
 		//copy sheet
-		sheetId := vselect maxof(['sheetId']) from sheetNames_ end;
-		sheetId := integer(sheetId) + 1;
-		fname := sheetPrefix_ $ inttostr(sheetsCount_ + 1) $ '.xml';
+		if ifint(dest_ind) then
+		begin
+			fname := sheetNames_[dest_ind]['file'];
+			zipfile_.Remove(fname);
+		end
+		else begin
+			fname := sheetPrefix_ $ inttostr(sheetsCount_ + 1) $ '.xml';
+		end
 		sheet := GetSheetXmlFile(sourceSheet);
 		zipfile_.Add(fname, sheet.Data());
 		xml_file := GetXmlFileObj(fname);
@@ -556,7 +560,14 @@ Type xlsxWorkBook = Class
 		sheet_rels := GetSheetRelsFile(sourceSheet);
 		if ifObj(sheet_rels) then
 		begin
-			rels_name := 'xl/worksheets/_rels/' + 'sheet' + inttostr(sheetsCount_ + 1) + '.xml.rels';
+			if ifint(dest_ind) then
+			begin
+				rels_name := 'xl/worksheets/_rels/' + ExtractFileName(sheetNames_[dest_ind]['file']) + '.rels';
+				zipfile_.Remove(rels_name);
+			end
+			else begin
+				rels_name := 'xl/worksheets/_rels/' + 'sheet' + inttostr(sheetsCount_ + 1) + '.xml.rels';
+			end
 			zipfile_.Add(rels_name, sheet_rels.Data());
 			rels_file := GetXmlFileObj(rels_name);
 			relationship := rels_file.FirstChildElement('Relationships').FirstChildElement('Relationship');
@@ -583,6 +594,8 @@ Type xlsxWorkBook = Class
 			end
 		end
 
+		if ifint(dest_ind) then return;
+
 		//workbook.xml.rels
 		rid := getWorkbookRelsRid();
 		workbook_rels := GetXmlFileObj('xl/_rels/workbook.xml.rels');
@@ -592,6 +605,8 @@ Type xlsxWorkBook = Class
 		rels.SetAttribute('Id', rid);
 
 		//xl/workbook.xml
+		sheetId := vselect maxof(['sheetId']) from sheetNames_ end;
+		sheetId := integer(sheetId) + 1;
 		workbook := GetXmlFileObj('xl/workbook.xml');
 		node := workbook.FirstChildElement('workbook').FirstChildElement('sheets').InsertEndChild('element','sheet');
 		node.SetAttribute('name', destSheet);
@@ -734,7 +749,7 @@ Type xlsxWorkBook = Class
 	Begin
 		workbook := GetXmlFileObj('xl/workbook.xml');
 		node := class(TSXml).GetNode(workbook, 'workbook/sheets/sheet');
-		if GetSheetsCount() = 1 then return "Only one sheet, can't set visible.";	
+		if GetSheetsCount() = 1 then return "Only one sheet, can't set visible.";
 		sheet := lowercase(sheet);
 		default_sheet_name := lowercase(GetDefaultSheet());
 		if default_sheet_name = sheet and not visible then
diff --git a/更新日志.md b/更新日志.md
index 1c7663c..bf204a7 100644
--- a/更新日志.md
+++ b/更新日志.md
@@ -1,5 +1,18 @@
 # 更新日志
 
+## 2023-11-14
+
+### V1.5.0
+
+#### word
+
+1. 新增对脚注的支持，方法`TSDocxFile.FootnotesObject().Add`
+2. `TSDocxFile.InsertFile`支持脚注插入
+
+### excel
+
+1. 升级`TSXlsxFile.CopySheet`
+
 ## 2023-10-16
 
 ### V1.4.9