var today = new Date();
var myDate = new Date();
var bowoDate = new Date();

myDate.setFullYear(2012,0,19);
bowoDate.setFullYear(2012,0,24);

if (myDate <= today) {
    var exp = new Date();
    exp.setTime(exp.getTime()+(30*24*60*60*1000));
    jQuery.cookie("yamaha-THEMES", "r41", {expires:exp,path:"/"});
}

if ((jQuery.cookie('yamaha-THEMES')=='') || (jQuery.cookie('yamaha-THEMES')==null)) {
    var exp = new Date();
    exp.setTime(exp.getTime()+(30*24*60*60*1000));
    jQuery.cookie("yamaha-THEMES", "r41", {expires:exp,path:"/"});
}
if (jQuery.cookie('yamaha-THEMES')=='new-year') jQuery("#cssThemes").attr("href", "fileadmin/templates/corporate2011/html/themes/new-year/css/themes.css"); 
if (jQuery.cookie('yamaha-THEMES')=='default') jQuery("#cssThemes").attr("href", "fileadmin/templates/corporate2011/html/themes/default/css/themes.css");
if (jQuery.cookie('yamaha-THEMES')=='jupiterz') jQuery("#cssThemes").attr("href", "fileadmin/templates/corporate2011/html/themes/jupiterz/css/themes.css");
if (jQuery.cookie('yamaha-THEMES')=='r41') jQuery("#cssThemes").attr("href", "fileadmin/templates/corporate2011/html/themes/r41/css/themes-new.css");