var GMap_resizeFull = function(){
  center = map.getCenter();
  $('gmap_scollable').hide();
  $('map_div').setStyle({width: '928px'});
  map.checkResize();
  map.setCenter(center);
}

var GMap_resizeDefault = function(){
  center = map.getCenter();
  $('map_div').setStyle({width: '530px'});
  map.checkResize();
  map.setCenter(center);
  $('gmap_scollable').show();
}