var _INSTRUCTIONS_FWND = null;

var INSTRUCTIONS_FWND_PRIORITY = 0;
var INSTRUCTIONS_COOKIE_NAME = '_instructions_';

function setInstructions(html) {
    SetCookie(INSTRUCTIONS_COOKIE_NAME, html, null, '/');
}

function removeInstructions() {
    DeleteCookie(INSTRUCTIONS_COOKIE_NAME, '/');
    if (_INSTRUCTIONS_FWND) _INSTRUCTIONS_FWND.removePane(INSTRUCTIONS_FWND_PRIORITY);
}

function showInstructionsWnd() {
    var html = GetCookie(INSTRUCTIONS_COOKIE_NAME);
    if (html) {
        if (!_INSTRUCTIONS_FWND) _INSTRUCTIONS_FWND = GetFloatingWindow('instructions_fwnd');
        _INSTRUCTIONS_FWND.setHTML('Instructions', INSTRUCTIONS_FWND_PRIORITY, html + '<div class="instructions_links"><a href="javascript://" onclick="removeInstructions()">hide</a></div>');
    }
}