Required library edition:
Required library file: dhtmlxgrid_ssc.js

load column order from cookie

• name - optional,cookie name

   mygrid.load("grid.xml",function(){
      //minimal parameters set
      mygrid.loadOrderFromCookie();
      //maximal parameters set
      mygrid.loadOrderFromCookie("some_name");
   })

See also: saveOrderToCookie