body {

        height: 100%;
        margin: 0;
        padding: 0;
        margin-left: 0px;
        margin-top: 0px;
        margin-right: 0px;
        margin-bottom: 0px;
    }

    #flashcontent {
            height: 100%;      
    }
     
    html {
            height: 100%;
            overflow: hidden;
    }