var cookiename='c_referrer';
function getRCookie() {
   var search = cookiename+'=';
   var aEnd = 0;
   if (document.cookie.length > 0) { 
	  offset = document.cookie.indexOf(search)
      if (offset != -1) { 
	
         offset += search.length
		 aEnd = document.cookie.indexOf(";", offset)
		 if (aEnd == -1) {
			aEnd = document.cookie.length
			}
         return unescape(document.cookie.substring(offset, aEnd))
      }
   }
   
}

function crtRCookie(name, value, myPath, expire) {
   document.cookie = name + "=" + escape(value)
   + ((myPath == null) ? "" : ("; path=" + myPath))
   + ((expire == null) ? "" : ("; expires=" + expire.toGMTString()))
}

function SetRCookie(myCookieData) {
   var today = new Date()
   var expires = new Date()
   expires.setTime(today.getTime() - 1000*60*60*24*365)
   crtRCookie(cookiename, myCookieData, "/", expires)
   expires.setTime(today.getTime() + 1000*60*60*24*365)
   crtRCookie(cookiename, myCookieData, "/", expires)
}
if ((document.referrer.indexOf(document.location.hostname)<0)||(document.referrer.indexOf(document.location.hostname)>7)) {SetRCookie(cookiename,"_",'/', -1);SetRCookie(escape(document.referrer).replace(/\+/g,'%2C').replace(/\"/g,'%22').replace(/\'/g,'%27').replace(/\//g,'%2F'))}