function adult()
{
    document.write('<div id="pre_warning" style="position:absolute;top:0px;left:0px;width:102%;height:100%;background-color:#ffffff;position: fixed;_position: absolute;_top:expression(document.body.scrollTop+document.body.clientHeight-this.clientHeight);filter:alpha(opacity=90);opacity: 0.9;-moz-opacity:0.9;"></div><div id="warning" style="position:absolute;top:0px;left:0px;width:100%;height:100%;position: fixed;_position: absolute;_top:expression(document.body.scrollTop+document.body.clientHeight-this.clientHeight);filter:alpha(opacity=100);opacity: 1.0;-moz-opacity:1.0;"><table width="100%" height="100%"><tr><td align="center" valign="middle"><table style="width:640px; height:400px; border:1px solid #cccccc; background-color:#ffffff;"><tr><td align="center" style="padding-top:12px; color: red;"><font style="font-size: 13pt;"><b>Strona tylko dla dorosłych!</b></font><div align="center">Strona zawiera treści o tematyce erotycznej.<br>Jeśli nie masz ukończonych 18 lat, natychmiast opuść tę stronę.</div><br><input type=checkbox id="warningBox"> <a href="#" onclick="document.getElementById(\'warningBox\').checked ^= 1; return false;" style="color:black; text-decoration:none;">Mam ukończone 18 lat, nie pokazuj tego ostrzeżenia w przyszłości.</a><div style="margin-top:32px;"><a href="#" onclick="adult_letMeIn(\'Potwierdź, że masz ukończone 18 lat!\'); return false;" style="color:black;"><font style="font-size : 18pt;"><b>Wchodzę</b></font></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<a href="http://www.google.pl" style="color:black;"><font style="font-size : 18pt;"><b>Rezygnuję</b></font></a></div></td></tr></table></td></tr></table></div>');
}
function adult_letMeIn(not_checked)
{
    if(document.getElementById('warningBox').checked)
    {
    adult_setcookie('adult',1,7);
    document.getElementById('warning').style.visibility = 'hidden';
    document.getElementById('pre_warning').style.visibility = 'hidden';
    document.getElementById("menu1").style.display="";
    document.getElementById("menu2").style.display="";
    document.getElementById("menu3").style.display="";
    document.getElementById("menu4").style.display="";
    }
    else alert(not_checked);
}
function adult_setcookie(cookieName,cookieValue,nDays)
{
    var today = new Date();
    var expire = new Date();
    if (nDays==null || nDays==0) nDays=1;
    expire.setTime(today.getTime() + 3600000*24*nDays);
    document.cookie = cookieName+"="+escape(cookieValue) + ";expires="+expire.toGMTString();
}
function adult_getcookie(name)
{
    var dc = document.cookie;
    var prefix = name + "=";
    var begin = dc.indexOf("; " + prefix);
    if (begin == -1) 
    {
	begin = dc.indexOf(prefix);
	if (begin != 0) return null;
    }
    else
    {
	begin += 2;
    }
    var end = document.cookie.indexOf(";", begin);
    if (end == -1)
    {
	end = dc.length;
    }
    return unescape(dc.substring(begin + prefix.length, end));
}

