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diff --git a/macros/NonLinear/MAXMIN.sci b/macros/NonLinear/MAXMIN.sci
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+//  Scicos
+//
+//  Copyright (C) INRIA - METALAU Project <scicos@inria.fr>
+//
+// This program is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+//
+// See the file ../license.txt
+//
+
+function [x,y,typ]=MAXMIN(job,arg1,arg2)
+    x=[];
+    y=[];
+    typ=[];
+    select job
+    case "set" then
+        x=arg1;
+        graphics=arg1.graphics;
+        exprs=graphics.exprs
+        model=arg1.model;
+        while %t do
+            [ok,mm,nin,zcr,exprs]=..
+            scicos_getvalue("Set Max/Min block parameters",..
+            ["Min (1) or Max (2) ";"Number of input vectors (1 or 2)";"zero-crossing (1: yes, 0;no)"],..
+            list("vec",1,"vec",1,"vec",1),exprs)
+            if ~ok then
+                break,
+            end
+            if zcr<>0 then
+                zcr=-1,
+            end
+            if mm<>1 then
+                mm=2,
+            end
+            if nin<>1 & nin<>2 then
+                message("Wrong number of inputs, only 1 and 2 allowed")
+                ok=%f
+            end
+            if ok then
+                if nin==1 then
+                    [model,graphics,ok]=check_io(model,graphics,-1,1,[],[])
+                else
+                    [model,graphics,ok]=check_io(model,graphics,[-1,-1],-1,[],[])
+                end
+            end
+            if ok then
+                model.nzcross=zcr;
+                if nin==1 then
+                    model.nmode=abs(zcr);
+                else
+                    model.nmode=zcr
+                end
+                model.ipar=mm;
+
+                // Update the label of the block
+                if mm == 1 then
+                    label="MIN";
+                else
+                    label="MAX";
+                end
+                graphics.style="MAXMIN;displayedLabel=" + label;
+
+                graphics.exprs=exprs;
+                x.graphics=graphics;
+                x.model=model;
+                break
+            end
+        end
+    case "define" then
+        model=scicos_model()
+        model.sim=list("minmax",4)
+        model.out=1
+        model.in=-1
+        model.blocktype="c"
+        model.dep_ut=[%t %f]
+        model.ipar=0;
+        exprs=[string([2,1,1]')]
+        gr_i=[]
+
+        x=standard_define([2 2],model,exprs,gr_i)
+        x.graphics.style="MAXMIN;displayedLabel=MAX"
+    end
+endfunction
+