function SetCookieWithDomain(domain,cookieName,cookieValue,nDays) {
	 var today = new Date();
	 var expire = new Date();
	 if (nDays==null || nDays==0) nDays=1;
	 expire.setTime(today.getTime() + 3600000*24*nDays);
	 document.cookie = cookieName+"="+escape(cookieValue) + ";path=/;domain=" + domain + ";expires="+expire.toGMTString();
	}
	var last_selected=document.getElementById('info_all'); 
	function changeProduct(p){
			if (p=="所有信息"){
				document.sb.action="http://www.1078e.com/list_new0903.asp";
				var search_btn = document.getElementById("youdaoBtn");
			    search_btn.value="搜索所有信息"
				var oo=document.getElementById("selected_class_id");
				oo.value="";
			}
			if (p=="商品信息"){
				document.sb.action="http://www.1078e.com/product_list.asp";
				var search_btn = document.getElementById("youdaoBtn");
				search_btn.value="搜索商品信息";
				var oo=document.getElementById("selected_class_id");
				oo.value="";
			}
			if (p=="商店信息"){
				document.sb.action="http://www.1078e.com/shop_list.asp";
				var search_btn = document.getElementById("youdaoBtn");
				search_btn.value="搜索商店信息";
				var oo=document.getElementById("selected_class_id");
				oo.value="";				
			}
			if (p=="娱乐休闲"){
				document.sb.action="http://www.1078e.com/shop_list.asp";
				var oo=document.getElementById("selected_class_id");
				oo.value="14";
				var search_btn = document.getElementById("youdaoBtn");
				search_btn.value="搜索娱乐信息";
			}
			if (p=="购物"){
				document.sb.action="http://www.1078e.com/product_list.asp";
				var oo=document.getElementById("selected_class_id");
				oo.value="226,227,228,229,230,231,232,233,234,235,238,239,242,243,244,271,273,274,276,277,278,279";
				var search_btn = document.getElementById("youdaoBtn");
				search_btn.value="搜索购物信息";
			}
		 return false;
	}
	 //document.getElementById("key").focus();