var changechannellist = function () {
	this.otarget = "";
	this.selectcss = "";
	this.ifdefaultfirst = "yes";

	var that = this;
	this.run = function () {
		var url = location.href;
		var alistson = $(that.otarget);
		if (that.ifdefaultfirst == "yes") {
			alistson.eq(0).addclass(that.selectcss);
		}

		var temp = that.check(url, alistson, alistson, 0, 0);
		//alert(temp);
		if (temp != "false") {
			alistson.each(function () {
				$(this).removeclass(that.selectcss);
			})
			alistson.eq(temp).addclass(that.selectcss);
		}

	}
	this.check = function (url, allobj, obj, urlcursor, acursor) { //杩欎釜鏂规硶鏄负浜嗗姣擴rl鍜岃秴閾炬帴缁勫悎鐨凥ref鐨勭浉浼煎害銆傜劧鍚庢壘鍒版渶鐩镐技鐨勪竴涓紝瀵规瘮鏂规硶鏈変粠鍚庡悜鍓嶉€愪釜瀵规瘮锛宑ursor灏辩浉褰撲簬涓€涓父鏍�
		var brotherflag = 0; //鎺掗櫎鍚岀骇鍚屽悕瀛愭爮鐩€傚鏋滃悕绉扮浉鍚岋紝闇€瑕佸姣斾笂涓€绾ф爮鐩紝鐩村埌纭畾鍞竴銆�
		var temparray = url.split("/");
		var targetindexnum = 0; //閫夊彇鐨勭殑瓒呴摼鎺ョ殑绱㈠紩鍊�
		var currenturlbranch; //褰撳墠瑕佹瘮杈僓rl鐨勯儴鍒�
		if (temparray[temparray.length - 1] == "" || temparray[temparray.length - 1].match(".html")) {
			if (urlcursor == 0) {
				urlcursor++;
			}
		}
		currenturlbranch = temparray[temparray.length - 1 - urlcursor];
		var tempobj = $();
		obj.each(function () {
			var shref = $(this).attr("href").split("/");
			if (shref[shref.length - 1] == "" || shref[shref.length - 1].match(".html")) {
				if (acursor == 0) {
					acursor++;
				}
			}
			//alert(shref[shref.length-1-cursor])
			var currentabranch = shref[shref.length - 1 - acursor]//褰撳墠瑕佹瘮杈僅ref鐨勯儴鍒�
				if (currenturlbranch == currentabranch) {
					tempobj.push($(this)); //灏嗙鍚堣姹傜殑a瑁呰繘涓€涓柊鐨勫璞★紝杩欐牱鍙互鍑忓皯涓嬩竴娆″惊鐜殑鏁伴噺銆�
					targetindexnum = allobj.index($(this)); //璁板綍绗﹀悎鏉′欢鐨勮秴閾炬帴鍦ㄦ渶鍒濈殑瀵硅薄涓殑绱㈠紩浣嶇疆锛屼互渚胯繑鍥炪€�
					brotherflag++;
				}
		});
		if (brotherflag > 1) {
			urlcursor = urlcursor + 1;
			acursor = acursor + 1;
			return that.check(url, obj, tempobj, urlcursor, acursor);
		} else if (brotherflag == 1) {
			return targetindexnum;
		} else if (brotherflag == 0) {
			return "false";
		}
	}
}