dhtmlxgrid:api_method_dhtmlxgridobject_savesizetocookie [Skin test wiki]

saveSizeToCookie(name,cookie_param)

Required library edition: This method requires Professional Edition of the DHTMLX library
Required library file: dhtmlxgrid_ssc.js

save grid layout to cookie

name - optional, cookie name
cookie_param - additional parameters added to cookie

mygrid.attachEvent("onResizeEnd", function(obj){
          //minimal parameters set
          mygrid.saveSizeToCookie();
          //maximal parameters set
          mygrid.saveSizeToCookie("some_name","expires=Fri, 31-Dec-2010 23:59:59 GMT");
   });

See also: enableAutoSizeSaving