$(document).ready(function(){
    var myLatlng = new google.maps.LatLng(50.148458,14.532337);
    var myOptions = {
      zoom: 13,
      center: new google.maps.LatLng(50.148458,14.532337), 
   	  disableDefaultUI: false,
      mapTypeId: google.maps.MapTypeId.ROADMAP
    }
	var map = new google.maps.Map(document.getElementById("mainMap"), myOptions);

  var marker = new google.maps.Marker({ 
      position: myLatlng,  
      map: map,  
      title:"Nixus" 
      });

});