// <![CDATA[
function showhistory(divid,N,listCount,mark){
//divid输出结果位置
//var N = 13;//太长标题截取汉字字数
//var listCount = 10;//记录和显示最近几条
//mark: 本类页面信息的特征标记，cookie中可以保存很多类型的页面信息
if(divid == null || mark == null) return false;
if(navigator.cookieEnabled){
	var lhref=location.href.toLowerCase();
	lhref=lhref.replace("http://","");
	lhref=lhref.replace("www.","");
	lhref="http://www."+lhref;
	var preurl="http://www.sohi.cn/html/product/";
	var tag = $(divid);
	var mark2=mark+"=";
	var myTitle = escape(document.title.split("_")[0].split(",")[0]) + "^";
	var myUrl = escape(lhref.replace(preurl,"")) + "$";
	var expTime = new Date(new Date().setDate(new Date().getDate() + 500));
	var edp = "|; expires=" + expTime.toGMTString() + "; path=/";
	var allCookie = document.cookie;
	if(allCookie.indexOf(mark2) != -1 || allCookie.indexOf("$|") != -1){
		var myCookieStart = allCookie.indexOf(mark2) + mark2.length;
		var myCookieEnd = allCookie.indexOf("$|",myCookieStart);
		var myCookieall = unescape(allCookie.substring(myCookieStart,myCookieEnd));
		var myCookie = myCookieall.split("$");
		var myCookieTit = new Array();
		var myCookieUrl = new Array();
		for(var i = 0; i < myCookie.length; i++){
			var myCookieOne = myCookie[i].split("^");
			myCookieTit[i] = myCookieOne[0];
			myCookieUrl[i] = myCookieOne[1];
		}
		var tagDat = "";
		var texts;
		for(var i =myCookieTit.length - 1; i >= 0; i--){
			var textCount = myCookieTit[i].replace(/[^\x00-\xff]/g,"aa").length;
			if(textCount <= N*2){
				texts = myCookieTit[i];
			}else{
				for(var j = N; j < textCount; j++){
					texts = myCookieTit[i].substr(0,j);
					if(texts.replace(/[^\x00-\xff]/g,"aa").length >= N*2){
						texts += "...";
						break;
					}
				}
			}
			tagDat += "<a href=\"" + preurl +  myCookieUrl[i] + "\"" + " title=\"" + myCookieTit[i] + "\">" + texts + "</a><br />"
		}
		tag.innerHTML =tagDat;
		var newCookie = "";
		var x = 0;
		for(var i = 0; i < myCookie.length; i++){
			if(myCookieUrl[i].toLowerCase() == lhref.replace(preurl,"")){
				x += 1;
				continue;
			}
			newCookie += escape(myCookieTit[i]) + "^" + escape(myCookieUrl[i]) + "$" ;
		}
		var y=0;
		if( x == 0 && myCookie.length == listCount){
			newCookie="";
			y += 1;
			for(var i = 1; i < myCookie.length; i++){
				newCookie += escape(myCookieTit[i]) + "^" + escape(myCookieUrl[i]) + "$" ;
			}
		}
		var newcount = myCookie.length - x - y;
		if(lhref.indexOf(mark) != -1 && newcount < listCount){
			document.cookie = mark2+ newCookie + myTitle + myUrl + edp;
		}
	}else{
		if(lhref.indexOf(mark) != -1){
			document.cookie = mark2+ myTitle + myUrl + edp;
		}
	}

}else{
	tag.innerHTML="您的浏览器关闭了cookie功能，<br>不能为您自动保存最近浏览过的网页。"
}
}
// ]]>