function SetCookie (name, value) {
         var argv = SetCookie.arguments;
         var argc = SetCookie.arguments.length;
         var expires = (argc > 2) ? argv[2] : null;
         var path = (argc > 3) ? argv[3] : "/";
         var domain = (argc > 4) ? argv[4] : null;
         var secure = (argc > 5) ? argv[5] : false;
         document.cookie = name + "=" + escape (value) +
         ((expires == null) ? "" : ("; expires=" + expires.toGMTString())) +
         ((path == null) ? "" : ("; path=" + path)) +
         ((domain == null) ? "" : ("; domain=" + domain)) +
         ((secure == true) ? "; secure" : "");
}
function setSessionC(myname, myvalue) {
var expDays = 30;
var exp = new Date();
exp.setTime(exp.getTime() + (expDays*24*60*60*1000));
        SetCookie (myname, myvalue, exp);
}
function getCookieVal(offset) {
   var endstr = document.cookie.indexOf (";", offset);
   if (endstr == -1) endstr = document.cookie.length;
   return unescape (document.cookie.substring(offset, endstr));
}
function GetCookie2(name) {
   var arg = name+"=";
   var alen = arg.length;
   var clen = document.cookie.length;
   var i = 0;
   while (i < clen) {
      var j = i + alen;
      if (document.cookie.substring(i, j) == arg) return getCookieVal(j);
      i = document.cookie.indexOf(" ", i) + 1;
      if (i == 0) break;
   }
   return null;
}
function GetCookie(name){
  var cname = name + "=";
  var dc = document.cookie;  
  if (dc.length > 0) {         
    begin = dc.indexOf(cname);   
    if (begin != -1) {           
      begin += cname.length;       
      end = dc.indexOf(";", begin);
      if (end == -1) end = dc.length;
        return unescape(dc.substring(begin, end));
    } 
  }
  return null;
}
function DelCookie (name,path,domain) {
  if (GetCookie(name)) {
    document.cookie = name + "=" +
    ((path == null) ? "" : "; path=" + path) +
    ((domain == null) ? "" : "; domain=" + domain) +
    "; expires=Thu, 01-Jan-70 00:00:01 GMT";
  }
}