//文字分广告js方法定义
var FrontWordAdvertise_list={
//对广告中文字添加商品或者商品分类链接
	 wrapLinks:function(s) {
				var p = /(<a v="1".*?>)(.*)(<\/a>)/;
				var prefix, sufix;
					if (p.test(s)) {
						prefix = RegExp.$1;
						sufix = RegExp.$3;
						var ctn = RegExp.$2;
						var m, r = "", text, l = 0, p = /<\/?a.*?>/img, stack = [];
						while (m = p.exec(ctn)) {
							if (m[0].indexOf("<a") >= 0) {							
								stack.push(m[0]);
								text = ctn.substring(l, m.index);
								l = p.lastIndex;
								if (text) r += prefix + text + sufix;
							} else {
								text = ctn.substring(l, m.index);
								r += stack.pop() + text + m[0];
								l = p.lastIndex;
							}
						}
						text = ctn.substring(l);
						if (text) r += prefix + text + sufix;
						return r;
					} else {
						return s;
					}
				}
}