jQuery(function($) {
            $('form').each(function() {
                        var actionUrl = this.action;
                        
                        if((actionUrl.indexOf('www3.3m.com/mailform/mailform.jsp') !== -1) ||  
                                    (actionUrl.indexOf('extra3.3m.com/mailform/mailform.jsp') !== -1)||
                                    (actionUrl.indexOf('intra3.mmm.com/mailform/mailform.jsp') !== -1)){
                                    var arr = actionUrl.split('/');
                                    $(this).attr('action', arr[0]+'//gmfc.3m.com/mailform/mailform.jsp');
                        }
            });
})