//=======================================Begin Cookie Operations================================
// Get Cookie Value
function getCookieVal(offset)
{
	var endstr = document.cookie.indexOf (";", offset);
	if (endstr == -1)
	endstr = document.cookie.length;
	return unescape(document.cookie.substring(offset, endstr));
}
// Set Cookie Value
function setCookie(name, value, expires, path, domain, secure)
{
  var curCookie = name + "=" + escape(value) +
      ((expires) ? "; expires=" + expires.toGMTString() : "") +
      ((path) ? "; path=" + path : "") +
      ((domain) ? "; domain=" + domain : "") +
      ((secure) ? "; secure" : "");
  document.cookie = curCookie;
}
// Delete Cookie
function delCookie(name)
{
	var exp = new Date();
	exp.setTime (exp.getTime() - 1);
	var cval = getCookie (name);
	document.cookie = name + "=" + cval + "; expires="+ exp.toGMTString();
}
// Get Cookie Value
function 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));
}