stenrdj

 // On resizing window on desktop
    $(window).bind('resize',function(){
        if($(window).innerWidth() < 450) {
           // your code here for responsive
        }else{
           //your code here for desktop
        }
    });
    //end
    // Checking if its on desktop and make

stenrdj

private boolean isVisibile(Marker marker)
{
    if(googleMap != null)
    {
        //This is the current user-viewable region of the map
        LatLngBounds latLongBounds = googleMap.getProjection().getVisibleRegion().latLngBounds;

            if(latLongBounds.contains(marker.getPosition()))
                   //If the item is within the the bounds of the screen
                  return true;

stenrdj

 if ("geolocation" in navigator) {
                navigator.geolocation.getCurrentPosition(function(position) {
                 // Yes navigator got geolocation and you got permitions to use it
                    alert(position.coords.latitude, position.coords.longitude);
                });
            } else {
                 alert('sorry your browser not support geolocalisation');
            }