diff --git a/ExcelFile使用帮助.xlsx b/ExcelFile使用帮助.xlsx
index a426014..b137f79 100644
Binary files a/ExcelFile使用帮助.xlsx and b/ExcelFile使用帮助.xlsx differ
diff --git a/Windows-X64/office_plugin.dll b/Windows-X64/office_plugin.dll
index 64a5515..1ad8a2b 100644
Binary files a/Windows-X64/office_plugin.dll and b/Windows-X64/office_plugin.dll differ
diff --git a/funcext/TSOffice/TSUtils/NodeInfo.tsf b/funcext/TSOffice/TSUtils/NodeInfo.tsf
index 3465427..cf8c7ab 100644
--- a/funcext/TSOffice/TSUtils/NodeInfo.tsf
+++ b/funcext/TSOffice/TSUtils/NodeInfo.tsf
@@ -184,7 +184,8 @@ public
 			if ifObj(r['obj']) then	//对象，返回XML串
 				return node.Data();
 			key := r['attrName'] ? r['attrName'] : r['attrEx'] ? r['attrEx'] : 'val';
-			return node.GetAttribute(key);//返回属性
+			value := node.GetAttribute(key);
+			return trystrtofloat(value, r) ? r : value;
 		End;
 		return nil;
 	End;
diff --git a/funcext/TSOffice/worksheet/xlsxStyles.tsf b/funcext/TSOffice/worksheet/xlsxStyles.tsf
index 2b2ad8c..c87e6fd 100644
--- a/funcext/TSOffice/worksheet/xlsxStyles.tsf
+++ b/funcext/TSOffice/worksheet/xlsxStyles.tsf
@@ -52,7 +52,7 @@ Type xlsxStyles = Class
 		cellXfs_node := style_node.FirstChildElement('cellXfs');
 		count := strtoint(cellXfs_node.GetAttribute('count'));
 		Id := strtoint(oldStyleId);
-		if Id < count-1 then return nil;
+		if Id > count-1 then return nil;
 
 		xf := getNode(cellXfs_node, 'xf', Id);
 		marshal := xf.marshal()[0];
@@ -97,7 +97,7 @@ Type xlsxStyles = Class
 		cellXfs_node := style_node.FirstChildElement('cellXfs');
 		count := strtoint(cellXfs_node.GetAttribute('count'));
 		Id := strtoint(styleId);
-		if Id < count-1 then return nil;
+		if Id > count-1 then return nil;
 
 		xf := getNode(cellXfs_node, 'xf', Id);
 		attrs := xf.Attributes();