var rv_player_opener_t = "http://www.radiovan.hu/player/player.php";
var rv_player_opener_width = 860;
var rv_player_opener_height = 550;
var rv_player_opener_options = "menubar=no,width="+rv_player_opener_width+",height="+rv_player_opener_height+",toolbar=no";
var rv_player_opener_name = "rv_player_v1";
var rv_player_opener_default = "";

function rv_player(id) {

    if (id != undefined) {
    var rv_player_opener_default = "?default=" + id;
    }

    var rv_player_opener_handler = window.open(rv_player_opener_t+rv_player_opener_default, rv_player_opener_name, rv_player_opener_options);
}