function backlightFlashMovie(movieName)  
 {  
    if(window.document[movieName])  
    {  
        return window.document[movieName];  
    }  
    else  
    {  
        return document.getElementById(movieName);    
    }        
 } 
 
 
 function backlightPlayBookmark(player_bookmark_id)
 {
    backlightFlashMovie("backlight_player").playBookmark(player_bookmark_id);
 }