SMIT.setResolution = function(main_wrapper) {
  var r = $(window).width();
  //alert(r);
  //var r = window.innerWidth;
  if(r>1240){
    r = r-250;
    if(r>1120) r=1120;
    //if(r>1000) r=900;
  } else {
    if(r<1152) r=1152;
    r = r-120;
    
  }
  //var r = 1024;
  //alert(r);
  main_wrapper.css('width',r);
  //central_area.css('background-image','url("images/bg_main_area_'+menu_el_number+'_'+r+'.jpg")');
  //central_area.css('background-repeat','no-repeat');  
}