var product = new Array('50','液晶电视','49','等离子电视','53','冰箱','54','空调','55','洗衣机','48','CRT电视','51','影碟机','52','音响');
var manu_48 = new Array('长虹','长虹','创维','创维','东芝','东芝','飞利浦','飞利浦','海尔','海尔','海信','海信','康佳','康佳','LG','LG','三星','三星','三洋','三洋','索尼','索尼','松下','松下','上广电','上广电','TCL','TCL','夏普','夏普','厦华','厦华');
var manu_49 = new Array('长虹','长虹','东芝','东芝','富士通','富士通','飞利浦','飞利浦','冠捷','冠捷','海尔','海尔','海信','海信','康佳','康佳','LG','LG','明基','明基','NEC','NEC','日立','日立','三星','三星','索尼','索尼','松下','松下','声宝','声宝','TCL','TCL','厦华','厦华','先锋','先锋');
var manu_50 = new Array('长虹','长虹','创维','创维','东芝','东芝','飞利浦','飞利浦','冠捷','冠捷','海尔','海尔','海信','海信','JVC','JVC','康佳','康佳','LG','LG','明基','明基','日立','日立','三星','三星','索尼','索尼','三洋','三洋','松下','松下','上广电','上广电','TCL','TCL','清华同方','清华同方','夏普','夏普','厦华','厦华','夏新','夏新','新科','新科','优派','优派');
var manu_51 = new Array('爱多','爱多','步步高','步步高','长虹','长虹','创维','创维','飞利浦','飞利浦','海尔','海尔','海信','海信','JVC','JVC','金正','金正','杰科','杰科','LG','LG','奇声','奇声','索尼','索尼','松下','松下','TCL','TCL','同方','同方','万利达','万利达','新科','新科','夏新','夏新','先锋','先锋');
var manu_52 = new Array('爱多','爱多','安桥','安桥','步步高','步步高','飞利浦','飞利浦','JVC','JVC','LG','LG','三洋','三洋','松下','松下','索尼','索尼','山水','山水','上广电','上广电','夏普','夏普','新科','新科','尊宝','尊宝');

var manu_53 = new Array('澳柯玛','澳柯玛','博世','博世','东芝','东芝','格兰仕','格兰仕','海尔','海尔','海信','海信','华凌','华凌','科龙','科龙','康佳','康佳','LG','LG','美的','美的','美菱','美菱','荣事达','荣事达','三星','三星','松下','松下','TCL','TCL','西门子','西门子','新飞','新飞','夏普','夏普','小天鹅','小天鹅','伊莱克斯','伊莱克斯','容声','容声','日立','日立');
var manu_54 = new Array('奥克斯','奥克斯','长虹','长虹','春兰','春兰','格力','格力','格兰仕','格兰仕','海尔','海尔','海信','海信','科龙','科龙','LG','LG','美的','美的','日立','日立','三星','三星','松下','松下','三菱电机','三菱电机','三菱重工','三菱重工','TCL','TCL','夏普','夏普','澳柯玛','澳柯玛','新飞','新飞','新科','新科','伊莱克斯','伊莱克斯','志高','志高');
var manu_55 = new Array('博世','博世','春兰','春兰','东芝','东芝','格兰仕','格兰仕','海尔','海尔','海信','海信','惠而浦','惠而浦','金羚','金羚','卡迪','卡迪','LG','LG','荣事达','荣事达','日立','日立','三星','三星','三洋','三洋','松下','松下','西门子','西门子','小天鹅','小天鹅','伊莱克斯','伊莱克斯');

function _change(n) {
try {
         var manu = eval ('manu_'+n);
         with (document.getElementById('manu')) {
                 length = 0;
                 options[0] = new Option('选择厂商','');
                 for(i=0,j=1;i<manu.length;i+=2,j++) {
                         options[j] = new Option(manu[i+1],manu[i]);
                 }
         }
}
catch(_e) {}
}

function submit_h_form() {
var url_str = 'http://tech.sina.com.cn/elec/search/search_#change#.shtml';
var param_str = '';
var change_str=''; //标记产品类型;
if (GetObj('tid')) {
	switch(parseInt(GetObj('tid').value)){
		case 50:
		change_str='lcd';
		break;
		case 49:
		change_str='pdp';
		break;
		case 53:
		change_str='fridge';
		break;
		case 54:
		change_str='aircon';
		break;
		case 55:
		change_str='washer';
		break;
		default:
		change_str='elec';
	}
	if(change_str=='elec'){
		param_str += 'tid='+GetObj('tid').value;
		url_str = 'http://tech.sina.com.cn/elec/search/search_#change#.html';
	}
}
if (GetObj('manu') && GetObj('manu').options[GetObj('manu').selectedIndex].value != '') {
	if(change_str=='elec'){
		param_str += '&sn_p_1='+GetObj('manu').options[GetObj('manu').selectedIndex].value;
	}else{
		param_str += 'elec_manu='+GetObj('manu').options[GetObj('manu').selectedIndex].value;
	}
}
if (GetObj('sn_p_0') && GetObj('sn_p_0').value != '' && GetObj('sn_p_0').value != '关键字') {
	if(change_str=='elec'){
		param_str += '&sn_p_0='+GetObj('sn_p_0').value;
	}else{
		param_str += '&sn_name='+GetObj('sn_p_0').value;
	}
}

url_str=url_str.replace(/#change#/,change_str);
//alert(param_str);
window.open(url_str+'?'+param_str);
}

function h_product(n) { //导航需要
try {
         var manu = eval('manu_'+n);
         var html = '';
         html += '<div style="padding-top:4px;padding-right:15px;float:left">';
         html += '<form name="search_form" id="search_form">';
         html += '<select name="tid" id="tid" onchange="_change(this.value);" style="width:100px;font-size:12px;">';
         for (var i=0;i<product.length;i+=2) {
                 if (n == product[i]) {
                         html += '<option value="'+product[i]+'" selected="selected">'+product[i+1]+'</option>';
                 }
                 else {
                         html += '<option value="'+product[i]+'">'+product[i+1]+'</option>';
                 }
         }
         html += '</select> ';
         html += '<select name="sn_p_1" id="manu" style="width:100px;font-size:12px;">';
         html += '<option value="">选择厂商</option>';
         for (var i=0;i<manu.length;i+=2) {
                 html += '<option value="'+manu[i]+'">'+manu[i+1]+'</option>';
         }
         html += '</select> ';
         html += '<input type="text" name="sn_p_0" id="sn_p_0" style="width:120px;font-size:12px;" value="关键字" onfocus="';
         html += "if(this.value=='关键字'){this.value='';}s_focus(this)";
         html += '" onblur="SuggestElec.blur(this)" onKeyUp="s_focus(this)" /> ';
         html += '<input id="suggest_key" type="hidden" value="" disabled/>';
         html += '<input type="button" onclick="submit_h_form();" value="搜索" />';
         html += '</form>';
         html += '</div>';
         html += '<div style="float:left;padding-top:4px;">';
         html += '<form name="_search" action="http://www.iask.com/n" method="get" target="_blank">文章：<input type="hidden" name="c" value="2" /><input type="hidden" name="co" value="家电"><input type="text" name="k" size="12" style="width:88px;" /> <input type="submit" value="搜索" /><form>';
         html += '</div>';
         html += '<div style="float:left;padding-left:15px;padding-top:8px;">';
         html += '<a href="http://tech.sina.com.cn/elec/search/search_lcd.shtml" target="_blank">产品高级搜索</a>';
         html += '</div>'
         return html;
}
catch(_e) {}
}