function checkinput()
{
    name = document.searchform.searchname.value;

    if(name == '')
    {
       alert('请输入关键字');
       return false;
    }

    if(name.indexOf("美的") >=0)
    {
        name = name.replace("美的", "askyaya_meidi_aaa");
    }
    name = name.replace("的", " ");
    name = name.replace("价格", "");

    if(name.indexOf("askyaya_meidi_aaa") >=0)
    {
        name = name.replace("askyaya_meidi_aaa", "美的");
    }

    /* name = name.replace(/,/g, " "); 可以不要那个斜杠*/

    name = name.replace(/\,/g, " ");
    name = name.replace(/\'/g, " ");
    name = name.replace(/\</g, " ");
    name = name.replace(/\>/g, " ");
    name = name.replace(/\//g, " ");
    name = name.replace(/\;/g, " ");
    name = name.replace(/\:/g, " ");
    name = name.replace(/\~/g, " ");
    name = name.replace(/\!/g, " ");
    name = name.replace(/\`/g, " ");
    name = name.replace(/\@/g, " ");
    name = name.replace(/\"/g, " ");
    name = name.replace(/\#/g, " ");
    name = name.replace(/\{/g, " ");
    name = name.replace(/\}/g, " ");
    name = name.replace(/\[/g, " ");
    name = name.replace(/\]/g, " ");
    name = name.replace(/\=/g, " ");
    name = name.replace(/\|/g, " ");
    name = name.replace(/\_/g, " ");
    name = name.replace(/\./g, " ");
    name = name.replace(/\-/g, " ");

    name = name.replace(/\?/g, " ");
    name = name.replace(/\%/g, " ");
    name = name.replace(/\^/g, " ");
    name = name.replace(/\&/g, " ");
    name = name.replace(/\*/g, " ");
    name = name.replace(/\(/g, " ");
    name = name.replace(/\)/g, " ");
    name = name.replace(/\+/g, " ");
    name = name.replace(/\\/g, " ");

    name = name.replace(/\\$/g, " ");

    document.searchform.searchname.value = trim(name);
    return true;
}

function doSearch() {
    if (checkinput()) {
        //alert(document.searchform.searchname.value);
        document.searchform.submit();
        //return true;
    }
    return false;
}

function head_go(searchname)
{
    document.searchform.searchname.value= searchname;
    document.searchform.childidlist[0].selected = true;
    if(checkinput()) document.searchform.submit();
}

function product_hot(askyaya_header_dir)
{
    product_hot = new Array("001.html", "002.html", "003.html", "004.html");
    i = Math.floor(Math.random()*(product_hot.length));
    //alert(product_hot[i]);
    var des_url = askyaya_header_dir + "product_hot/" + product_hot[i];
    var s = "toolbar=no, status=yes, scrollbars=yes, resizable=yes, top=30,left=20,height=350,width=600, location=no, menubar=no";
    window.open(des_url, '', s);
}

function display_column()
{
    document.writeln('<select name="childidlist" size="1" class="unnamed6">' +
                     '<option value="-1" selected>所有分类</option>' +
                     '<option value="1144" >通讯</option>' +
                     '<option value="1145" >IT数码</option>' +
                     '<option value="1146" >化妆美容</option>' +
                     '<option value="1287" >鲜花蛋糕</option>' +
                     '<option value="1289" >音像</option>' +
                     '<option value="2084" >工艺礼品</option>' +
                     '<option value="1286" >饰品</option>' +
                     '<option value="1293" >儿童</option>' +
                     '<option value="1294" >玩具</option>' +
                     '<option value="1285" >体育户外</option>' +
                     '<option value="1290" >服装</option>' +
                     '<option value="3029" >订房</option>' +
                     '<option value="1295" >宠物</option>' +
                     '<option value="1288" >图书</option>' +
                     '<option value="1281" >电脑</option>' +
                     '<option value="1299" >成人</option>' +
                     '<option value="1291" >箱包鞋帽</option>' +
                     '<option value="1292" >居家</option>' +
                     '</select>'
                     );
}

function pop_out()
{
	AD = new ADM("POPUNDER",3);
	AD.src = "http://www.askyaya.com/index.jsp";
	AD.superad = true;
	AddSchedule(AD);

	AD = new ADM("COUPLET",3);
	AD.src = "";
	AD.src2 = "";
	AddSchedule(AD);

	AD = new ADM("FLOAT",2);
	AD.rightSrc = "";
	AddSchedule(AD);

	///*访问其他页面，弹出首页*/
	//if(referer != "" &&
	//	(referer.indexOf("http://www.askyaya.com") < 0)
	//	)
	//{
	//	/* 当为首页时，弹出产品页 */
    //
	//	if(ServletPath.indexOf("index.jsp")>-1)
	//	{
	//		product_hot(askyaya_header_dir);
	//	}
	//	else
	//	{
	//		AD = new ADM("POPUNDER",3);
	//		AD.src              = "http://www.askyaya.com/index.jsp";
	//		AD.superad = true;
	//		AddSchedule(AD);
    //
	//		AD = new ADM("COUPLET",3);
	//		AD.src = "";
	//		AD.src2 = "";
	//		AddSchedule(AD);
    //
	//		AD = new ADM("FLOAT",2);
	//		AD.rightSrc = "";
	//		AddSchedule(AD);
	//	}
    //
	//}
    //
	///* 访问首页，弹出随机广告 */
	//else if(referer != "" && (referer.indexOf("http://www.askyaya.com") > 0))
	//{
	//	product_hot(askyaya_header_dir);
	//}
}