function OpenWindow(PageName) {
    window.open(PageName, "PopUpCalendar", "width=900,height=700,toolbars=no,scrollbars=no,status=no,resizable=yes"); 
}

function CheckWindow() {
    ChildWindow.close(); 
}

function SetPosition(seconds) {
    
    //Get Player
    var oPlayer = top.frames['Video'].window.document.getElementById("MediaPlayer1");

    //Set Position based on HTML5 Video, SilverLight or Windows Media Player
    if (oPlayer.tagName.toLowerCase() == "video") {
        
        //HTML5 Video
        oPlayer.currentTime = seconds;
    
    } else if (oPlayer.tagName.toLowerCase() == "object" && oPlayer.type.toLowerCase() == "application/x-silverlight") {
        
        //SilverLight Player
        oPlayer.content.Player.SeekToTime(seconds);
    
    } else {
        
        //Windows Media Player
        oPlayer.controls.currentPosition = seconds;
        
    }
    
}