/************************************************
 * 
 * アメーババーサーチ、広告ハイライトなどのリファラー
 * 
 * Author        : $Author: kosaka_tomohiro $
 * Last Modified : $Date: 2008/08/22 09:58:52 $
 * Version       : $Revision: 1.3 $
 * 
 * (c) CYBER AGENT.LTD
 * 
 ************************************************/


var hintsWord="";
var wordsFromReferrerDe="";
var wordsFromReferrer="";
var fromURL=document.referrer;
(function(){
	if(fromURL){
		var yStr="http://search.yahoo.co.jp/search";
		var gStr="http://www.google.co.jp/search";
		var g2Str="http://www.google.com/search";
		var amStr="http://search.ameba.jp/search.html";
		var msnStr="http://search.msn.co.jp/results";
		var amviStr="http://vision.ameba.jp/watch.do";
		var amviKey="http://vision.ameba.jp/search/keyword/";
		var awsStr="http://web-search.ameba.jp/search";

		if(fromURL.indexOf(gStr,0)!=-1||fromURL.indexOf(amStr,0)!=-1||fromURL.indexOf(g2Str,0)!=-1||fromURL.indexOf(msnStr,0)!=-1||fromURL.indexOf(awsStr,0)!=-1){
			var queryStr="q=";
		}
		
		else if(fromURL.indexOf(yStr,0)!=-1){
			var queryStr="p=";
		}
		else if(document.URL.indexOf(amviKey,0)!=-1){
			fromURL=document.URL;
			var queryStr="keyword=";
		}
		else if(document.URL.indexOf(amviStr,0)!=-1 && fromURL.indexOf(amviKey,0)!=-1){
			//fromURL=document.URL;
			var queryStr="keyword=";
		}

		if(queryStr){
			var strStart =fromURL.indexOf(queryStr,0);
			fromURL=fromURL.slice(strStart+queryStr.length);
			var queryStrend="&";
			var strEnd =fromURL.indexOf(queryStrend,0);
			if(strEnd==-1){
				var word=fromURL;
			}
			else{
				var word=fromURL.slice(0,strEnd);
			}
		wordsFromReferrer=word;
		wordsFromReferrerDe=decodeURI(word);
		}
	}
}
)();