function getCookie_mainm(name)
{

    lims = document.cookie;
    var index = lims.indexOf(name + "=");
    if (index == -1) return null;
    index = lims.indexOf("=", index) + 1; // first character
    var endstr = lims.indexOf(";", index);
    if (endstr == -1) endstr = lims.length; // last character            
    return unescape(lims.substring(index, endstr));
}