redir = function( url ){
    window.location.href = url;
}

ajax = function( url, parameters, callback, id ) {
    var httpRequest; // create our XMLHttpRequest object
    if ( window.XMLHttpRequest ){
        httpRequest = new XMLHttpRequest();
    } else if ( window.ActiveXObject ){
        // Internet Explorer is stupid
        httpRequest = new
            ActiveXObject("Microsoft.XMLHTTP");
    }

    httpRequest.onreadystatechange = function() {
        // inline function to check the status of our request, this is called on every state change
        if ( this.readyState === 4 && this.status === 200 ) {
            callback( this );
            // call the callback function
        }
    };

    httpRequest.open( "POST", url, true );
    httpRequest.setRequestHeader( "Content-type", "application/x-www-form-urlencoded" );
    httpRequest.send( parameters );
}

set_cookie = function( c_name, value, exdays, path ){
    var expires = new Date();
    expires.setTime( expires.getTime() + ( exdays * 86400000 ) );
    var c_value = escape( value );
    if ( exdays !== null ){
    c_value = c_value + "; expires=" + expires.toUTCString();
    }
    if ( path !== null ){
    c_value = c_value + "; path=" + path;
    }
    document.cookie = c_name + "=" + c_value;
}

get_cookie = function( c_name ){
    var i,x,y,ARRcookies = document.cookie.split( ";" );
    for( i=0; i<ARRcookies.length; i++ ){
        x = ARRcookies[i].substr( 0, ARRcookies[i].indexOf( "=" ) );
        y = ARRcookies[i].substr( ARRcookies[i].indexOf( "=" )+1 );
        x = x.replace( /^\s+|\s+$/g, "" );
        if ( x == c_name ){
            return unescape( y );
        }
    }
}

shop_map = function( lat, lng ){
    if ( lat == 0 && lng == 0 ){
    document.getElementById("map").style.display = 'none';
    } else {
    const marker = { lat: lat, lng: lng };

        map = new google.maps.Map( document.getElementById("map"), {
        center: { lat: marker.lat, lng: marker.lng },
        zoom: 17,
    });

    new google.maps.Marker({
        position: marker,
	    map,
//    	    title: "Hello World!",
    });
    }

}