/*
 * 函数说明：选择搜索类型
 * 参数：	actionUrl:搜索目标页面　　tracelog:跟踪参数
 * 返回值：	无
 * 时间：2005-5-12
 */
var searchActivedItem=1;
var tracelogStr="";
var otherParamStr="";
function searchInit(num,tracelog,otherParam){
	tracelogStr = tracelog;
	otherParamStr = otherParam;
	doclick(document.getElementById("node"+num),num);

}
function doclick(srcObj,searchID){
	var tabList = srcObj.parentNode.getElementsByTagName("li");
	if(srcObj.className=="activedTab")return;
	for(var i=0;i<tabList.length;i++){
		if(tabList[i].className=="activedTab")tabList[i].className="nTab";
	}
	searchActivedItem = searchID;
	srcObj.className = "activedTab";//TAB切换
	
	if(document.getElementById("linkKwords"))document.getElementById("linkKwords").innerHTML = linkKeywords[searchID-1].surl//热门关键字付值
	
	var v = searchform.keywords.value;
	if(trim(v) == "" || v.substring(0,3) =="请输入")searchform.keywords.value = data[searchID-1].title;
}
function checkform(){
	var v = trim(searchform.keywords.value);
	if(v.length > 100){
		alert("您输入的关键字过长！");
		return false;
	}
	if(v == ""  || v.substring(0,3) =="请输入") {
		alert("请输入关键字！");
		return false;
	}
	var s ="&";
	if((data[searchActivedItem-1].surl).indexOf("?")==-1)s="?";
	searchform.action = data[searchActivedItem-1].surl+s+"keywords=" + searchform.keywords.value +"&tracelog="+tracelogStr+data[searchActivedItem-1].tracelog+otherParamStr;//给form的action付值
}
/*
 * 函数说明：去除头尾空格
 * 参数：	字符串
 * 返回值：	无
 * 时间：2005-5-12
 */
function trim(inputString) {
	return inputString.replace(/^ +/,"").replace(/ +$/,"");
}
/*
 * 函数说明：取cookie值
 * 参数：	cookie字段名
 * 返回值：	cookie值
 * 时间：2005-5-12
 */
function getCookie(sName) {
	  var aCookie = document.cookie.split("; ");
	  for (var i=0; i < aCookie.length; i++)
	  {
	    var aCrumb = aCookie[i].split("=");
	    if (sName == aCrumb[0]) 
	      return unescape(aCrumb[1]);
	  }
	  return null;		
}
/*搜索配置*/
var data = [
	{id:1,name:"供应信息",surl:"/select.asp?which=sale" , title:"请输入您感兴趣的产品名称！" , tracelog:"searchsale"},
	{id:2,name:"求购信息",surl:"/select.asp?which=buy" , title:"请输入您感兴趣的产品名称！", tracelog:"searchbuyer"},
	{id:3,name:"公司库",surl:"/select.asp?which=corporation" , title:"请输入产品名或公司名关键词！" , tracelog:"searchcom"},
	{id:4,name:"行业资讯",surl:"/select.asp?which=news",title:"请输入您感兴趣的关键词，如“电线电缆”“铜铝行情”" , tracelog:"searchinfor"},
	{id:5,name:"论坛",surl:"http:///showerr.asp?action=SearchForum&doSearchForum=true&main=1&catcount=10" , title:"请输入您感兴趣的关键词查找帖子" , tracelog:"searchclub"},
	{id:6,name:"博客",surl:"earch_blog.html?action=search%2FSearchBlog&doSearchBlog=true" , title:"请输入您感兴趣的关键词查找帖子",tracelog:"searchblog"},
	{id:7,name:"产品与报价",surl:"/select.asp?which=productshow" , title:"请输入您感兴趣的关键词，如“橡套电缆”“成缆机械”等！" , tracelog:"searchbaojia"},
	{id:8,name:"专项",surl:"which=vipinfo" , title:"请输入产品关键词查找本站推荐信息！" , tracelog:"searchdaili"},
	{id:9,name:"展会资讯",surl:"/select.asp?which=expo" , title:"请输入产品关键词查找相关展会信息！" , tracelog:"searchjiagong"}
	]




var keys_str = getCookie('h_keys');
	if(keys_str != null  )
	{
		var keys_array = keys_str.split("#");
		if(keys_array.length >= 5){
			var strlen =0;
			var str="最近搜索记录：";
				for(var i=0;i<keys_array.length && i<7;i++){
					var type = keys_array[i].substring(keys_array[i].length-3,keys_array[i].length);
					var key = keys_array[i].substring(0,keys_array[i].length-3);
					strlen = strlen + key.length;
					if(strlen < 30){
					if(type =='[供]')
					str+=" <a target=_blank href=/selloffer/"+encodeURI(key)+".html?tracelog=jy_homepage_historyky class=textwhite onMouseDown=\"return aliclick(this,'?tracelog=ui_homepage_searchbuy');\">"+ key +"</a> ";
					else
					str+=" <a target=_blank href=/buyoffer/"+encodeURI(key)+".html?tracelog=jy_homepage_historyky class=textwhite onMouseDown=\"return aliclick(this,'?tracelog=ui_homepage_searchsellerkey');\">"+ key +"</a> ";
				}
			}
			linkKeywords[0].surl=str;
			linkKeywords[1].surl=str;
		}


}