function getCookie( name )
{
    var nameOfCookie = name + "=";
    var x = 0;
    while ( x <= document.cookie.length )
    {  
        var y = (x+nameOfCookie.length);
        if ( document.cookie.substring( x, y ) == nameOfCookie ) {
            if ( (endOfCookie=document.cookie.indexOf( ";", y )) == -1 )
                endOfCookie = document.cookie.length;
            return unescape( document.cookie.substring( y, endOfCookie ) );
        }
        x = document.cookie.indexOf( " ", x ) + 1;
        if ( x == 0 )
            break;
    }
    return "";
}