diff --git a/src/cell.h b/src/cell.h
--- a/src/cell.h
+++ b/src/cell.h
@@ -45,161 +45,153 @@
 
 class Cell : public CellBase 
 {
-	
-	Q_OBJECT
-	friend class Mesh;
-	friend class FigureEditor;
+
+  Q_OBJECT
+    friend class Mesh;
+  friend class FigureEditor;
+
+ public:
+  Cell(double x, double y, double z = 0.);
+  Cell(void);
+  Cell(const Cell &src);
+  Cell operator=(const Cell &src);
+  bool Cmp(Cell*) const;
+  bool Eq(Cell*) const;
+
+  inline bool IndexEquals(int i) { return i == index; }
+
+  static void SetMagnification(const double &magn) {
+    factor=magn;
+  }
+  static Vector Offset(void) {
+    Vector offs;
+    offs.x=offset[0];
+    offs.y=offset[1];
+    return offs;
+  }
 
-public:
-	Cell(double x, double y, double z = 0.);
-	Cell(void);
-	Cell(const Cell &src);
-	Cell operator=(const Cell &src);
-	bool Cmp(Cell*) const;
-	bool Eq(Cell*) const;
+  static void Translate(const double &tx,const double &ty) {
+    offset[0]+=tx;
+    offset[1]+=ty;
+  }
+
+  inline static double Factor(void) {
+    return factor;
+  }
+  static void setOffset(double ox, double oy) {
+    offset[0]=ox;
+    offset[1]=oy;
+  }
+  static double Magnification(void) {
+    return factor;
+  }
+
+  static double Scale(const double scale) {
+    factor*=scale;
+    return factor;
+  }
+
+  void DivideOverAxis(Vector axis); // divide cell over axis
+
+  // divide over the line (if line and cell intersect)
+  bool DivideOverGivenLine(const Vector v1, const Vector v2, bool wall_fixed = false, NodeSet *node_set = 0);
+
+  void Divide(void) { // Divide cell over short axis
+
+    Vector long_axis; 
+    Length(&long_axis); 
+    DivideOverAxis(long_axis.Perp2D()); 
+  }
 
-	inline bool IndexEquals(int i) { return i == index; }
-	
-	static void SetMagnification(const double &magn) {
-		factor=magn;
-    }
-    static Vector Offset(void) {
-		Vector offs;
-		offs.x=offset[0];
-		offs.y=offset[1];
-		return offs;
-    }
-	
-	static void Translate(const double &tx,const double &ty) {
-		offset[0]+=tx;
-		offset[1]+=ty;
-    }
-	
-    inline static double Factor(void) {
-		return factor;
-    }
-    static void setOffset(double ox, double oy) {
-		offset[0]=ox;
-		offset[1]=oy;
-    }
-    static double Magnification(void) {
-		return factor;
-    }
-	
-    static double Scale(const double scale) {
-		factor*=scale;
-		return factor;
-    }
-    
-    void DivideOverAxis(Vector axis); // divide cell over axis
-    bool DivideOverGivenLine(const Vector v1, const Vector v2, bool wall_fixed = false, NodeSet *node_set = 0); // divide over the line (if line and cell intersect)
-	
-    void Divide(void) { // Divide cell over short axis
-		
-		Vector long_axis; 
-		Length(&long_axis); 
-		DivideOverAxis(long_axis.Perp2D()); 
-		
-    }
-	
-	//void CheckForGFDrivenDivision(void);
-    inline int NNodes(void) const { return nodes.size(); }
-  	
-    void Move(Vector T);
-    void Move(double dx, double dy, double dz=0) {
-		Move( Vector (dx, dy, dz) );
-    }
-	
-	double Displace(double dx, double dy, double dh);
-    void Displace(void);
-    double Energy(void) const;
-    bool SelfIntersect(void);
-    bool MoveSelfIntersectsP(Node *nid, Vector new_pos);
-    bool IntersectsWithLineP(const Vector v1, const Vector v2);
+  //void CheckForGFDrivenDivision(void);
+  inline int NNodes(void) const { return nodes.size(); }
+
+  void Move(Vector T);
+  void Move(double dx, double dy, double dz=0) {
+    Move( Vector (dx, dy, dz) );
+  }
+
+  double Displace(double dx, double dy, double dh);
+  void Displace(void);
+  double Energy(void) const;
+  bool SelfIntersect(void);
+  bool MoveSelfIntersectsP(Node *nid, Vector new_pos);
+  bool IntersectsWithLineP(const Vector v1, const Vector v2);
+
+  void XMLAdd(xmlNodePtr cells_node) const;
+
+  void ConstructWalls(void);
+  void Flux(double *flux, double *D);
+
+  void OnClick(QMouseEvent *e);
+  inline Mesh& getMesh(void) const { return *m; }
+  double MeanArea(void);
+
+  void Apoptose(void); // Cell kills itself
+  list<Wall *>::iterator RemoveWall( Wall *w );
+  void AddWall( Wall *w );
+
+  void Draw(QGraphicsScene *c, QString tooltip = QString::Null());
 
-	void XMLAdd(xmlNodePtr cells_node) const;
-	
-	void ConstructWalls(void);
-	void Flux(double *flux, double *D);
-	
-	/*! \brief Method called if a cell is clicked. 
-	 
-	 Define this in the end-user code (e.g. meinhardt.cpp).
-	 
-	 */
-    void OnClick(QMouseEvent *e);
-    inline Mesh& getMesh(void) const { return *m; }
-	double MeanArea(void);
-	
-	void Apoptose(void); // Cell kills itself
-	list<Wall *>::iterator RemoveWall( Wall *w );
-    void AddWall( Wall *w );
+  // Draw a text in the cell's center
+  void DrawText(QGraphicsScene *c, const QString &text) const;
+  void DrawIndex(QGraphicsScene *c) const;
+  void DrawCenter(QGraphicsScene *c) const;
+  void DrawNodes(QGraphicsScene *c) const;
+
+  void DrawAxis(QGraphicsScene *c) const;
+  void DrawStrain(QGraphicsScene *c) const;
+  void DrawFluxes(QGraphicsScene *c, double arrowsize = 1.);
+  void DrawWalls(QGraphicsScene *c) const;
+  void DrawValence(QGraphicsScene *c) const;
+  void EmitValues(double t);
 
-    void Draw(QGraphicsScene *c, QString tooltip = QString::Null());
-    
-	// Draw a text in the cell's center
-    void DrawText(QGraphicsScene *c, const QString &text) const;
-    void DrawIndex(QGraphicsScene *c) const;
-    void DrawCenter(QGraphicsScene *c) const;
-    void DrawNodes(QGraphicsScene *c) const;
-    
-	void DrawAxis(QGraphicsScene *c) const;
-    void DrawStrain(QGraphicsScene *c) const;
-    void DrawFluxes(QGraphicsScene *c, double arrowsize = 1.);
-    void DrawWalls(QGraphicsScene *c) const;
-    void DrawValence(QGraphicsScene *c) const;
-    void EmitValues(double t);
-	
-signals:
-    void ChemMonValue(double t, double *x);
-	
-	
-protected:
-	void XMLAddCore(xmlNodePtr xmlcell) const;
-    int XMLRead(xmlNode *cur);
-	void DivideWalls(ItList new_node_locations, const Vector from, const Vector to, bool wall_fixed = false, NodeSet *node_set = 0);
+ signals:
+  void ChemMonValue(double t, double *x);
+
+ protected:
+  void XMLAddCore(xmlNodePtr xmlcell) const;
+  int XMLRead(xmlNode *cur);
+  void DivideWalls(ItList new_node_locations, const Vector from, const Vector to, bool wall_fixed = false, NodeSet *node_set = 0);
 
-private:
+ private:
 
-    static QPen *cell_outline_pen;
-	static double offset[3];
-    static double factor;
-	Mesh *m;
-	void ConstructConnections(void);
-	void SetWallLengths(void);
-
+  static QPen *cell_outline_pen;
+  static double offset[3];
+  static double factor;
+  Mesh *m;
+  void ConstructConnections(void);
+  void SetWallLengths(void);
 };
 
 
 // Boundarypolygon is a special cell; will not increase ncells
 //  and will not be part of Mesh::cells
 class BoundaryPolygon : public Cell {
-	
-public:
-	BoundaryPolygon(void) : Cell() {
-		NCells()--;
-		index=-1;
-	}
-    
-    BoundaryPolygon(double x,double y,double z=0) : Cell (x,y,z) {
-		NCells()--;
-		index=-1;
-    }
-	
-	BoundaryPolygon &operator=(Cell &src) {
-		Cell::operator=(src);
-		index=-1;
-		return *this;
-	}
-	virtual void Draw(QGraphicsScene *c, QString tooltip = QString::Null());
-	
-	virtual void XMLAdd(xmlNodePtr parent_node) const;
-	
-	virtual bool BoundaryPolP(void) const { return true; } 
+
+ public:
+ BoundaryPolygon(void) : Cell() {
+    NCells()--;
+    index=-1;
+  }
 
+ BoundaryPolygon(double x,double y,double z=0) : Cell (x,y,z) {
+    NCells()--;
+    index=-1;
+  }
 
+  BoundaryPolygon &operator=(Cell &src) {
+    Cell::operator=(src);
+    index=-1;
+    return *this;
+  }
+  virtual void Draw(QGraphicsScene *c, QString tooltip = QString::Null());
+
+  virtual void XMLAdd(xmlNodePtr parent_node) const;
+
+  virtual bool BoundaryPolP(void) const { return true; } 
 };
 
-
+#endif
 
-#endif
+/* finis */