//二级连动方式处理 

function $(id){ 
	return document.getElementById(id); 
} 
/** 
 *从数据源中绑定厂商列表数据 
 */ 
function bindVendorData(){ 
	for(i in arr){ 
		vendorName = arr[i][1]; 
		$('vendor').options[$('vendor').length] = new Option(vendorName,i); 
	} 
}
/** 
 * 从数据源中,选择指定的厂商的机型,并与机型列表框进行绑定 
 * vendorIndex为下厂商下拉列表的顺序号 
 */ 
function bindModelData(vendorIndex){ 
	
	//var fileName;//为了将机型图片分在不同的文件夹中,而设置的变量
	if($('mb_model').options) $('mb_model').options.length=0; //先删除 
	if(!vendorIndex){ //未选择
		$('mb_model').options[$('mb_model').length] = new Option('请选择手机型号',''); 
		vendorEnName = modelFirstId = 'noselect'; //未选择时的图片
	}
	else{
		vendorEnName = arr[vendorIndex][0]; //厂商id
		for(i in arr){ 
			if(i != vendorIndex) continue; 
			for(j in arr[i][2]){ 
				mId = arr[i][2][j][0]; 
				mName = arr[i][2][j][1]; 
				$('mb_model').options[$('mb_model').length] = new Option(mName,mId); 
			} 
		}
		modelFirstId = arr[vendorIndex][2][0][0];//当前厂商第一种机型的机型id
		fileName = arr[vendorIndex][0];
		//alert("fileName:"+fileName);
	}
	chVendorPhoto(vendorEnName);//更新厂商图片
	chModelPhoto(modelFirstId); //更新机型图片,并传递厂商id,便于检索机型信息
} 
/** 
 *更改版本信息 (根椐PKG_ID)
 */ 
function chPkgVerDesc(modelId){
	vSelectIndex = $('vendor').selectedIndex - 1;
	mSelectIndex = $('mb_model').selectedIndex;
	try{
		pkgId = arr[vSelectIndex][2][mSelectIndex][2];
		var verName = arrPKG[pkgId][0];
		
		var pageDesc = arrPKG[pkgId][1];
	}catch (e){
		var verName = "<span style='font-size:18px;color:#000'>免费下载</span>";
		var pageDesc = "";
	}
	if(pageDesc == ''){
		$('jieshao').style.height = '43px';
		$('pageDesc_all').style.display = 'none';
	}else{
		$('jieshao').style.height = '';
		$('pageDesc_all').style.display = 'block';
		//根据;生产数组,根据格式合并版本描述
		var arrTemp = pageDesc.split('；');
		var pageDesc1 = '<div class="jieshao_left">';
		var pageDesc2 = '<div class="jieshao_left">';
		for(i=0;i<arrTemp.length;i++){ 
	        if(i%2==0)
	        	pageDesc1 += '<div class="dot"></div><p align="left" style="font-size:13px;">'+arrTemp[i]+'</p>';
	        else
	        	pageDesc2 += '<div class="dot"></div><p align="left" style="font-size:13px;">'+arrTemp[i]+'</p>';
		}
		pageDesc1 += '</div>';
		pageDesc2 += '</div>';
		pageDesc = pageDesc1 + pageDesc2;
	}
	$('verName').innerHTML = verName;
	$('pageDesc').innerHTML = pageDesc; 
} 
/** 
 *更改厂商的图片显示 (根椐厂商英文名称)
 */ 
function chVendorPhoto(vendorEnName){ 
	$('vendorPhoto').src = 'dlweb/images/vendor/'+vendorEnName+'.jpg'; 
	$('vendorPhoto').width = 96;
	$('vendorPhoto').height = 48;
} 
/** 
 * 更改机型图片 
 */ 
function chModelPhoto(modelId){
	$('modelPhoto').src = 'dlweb/images/model/'+ modelId  + '.jpg'; 
	//更新版本信息
	chPkgVerDesc(modelId);
	//根椐机型id更改提示
	chDownTips(modelId);
} 
/** 
 * 更改下载方式显示 
 */ 
function chDownTips(mId){ 
	if(mId == 'noselect'){
		$('download_step2').style.display = 'none';
	}else{
		if ($('download_step2').style.display == 'none'){
			$('download_step2').style.display = 'block';
		}
	}
	
	vSelectIndex = $('vendor').selectedIndex - 1; //-1因为增加了提示的option
	mSelectIndex = $('mb_model').selectedIndex;
	if(vSelectIndex >= 0){
		
		vName = $('vendor').options[$('vendor').selectedIndex].text;
		mName = $('mb_model').options[$('mb_model').selectedIndex].text;
		//alert("vName:"+vName);
		//alert("mName:"+mName);
		//alert("vSelectIndex:"+vSelectIndex);
		//alert("mSelectIndex:"+mSelectIndex);
		var index = arr[vSelectIndex][2][mSelectIndex][2];
		var file = arrPKG[index][2];
		
		if(file=='unsupport'){
			$('download_pc_jar_jad').style.display = 'none';
			$('download_wap').style.display = 'none';
			//$('download_pc').innerHTML= "<font style='color:red;font-size:18px;font-weight:bold;'>该机型暂不支持GooNuu,敬请期待...</font>";
			$('download_pc').style.display = "none";
			$('download_pc_none').style.display = "block";
			//alert("该机型暂不支持GooNuu,敬请期待...");download_pc_none
		}else{
			$('download_pc').style.display = "block";
			$('download_pc_none').style.display = "none";
			$('download_pc_jar_jad').style.display = 'none';
			$('download_wap').style.display = 'block';
			//实现jad,jar文件下载
			var Java = arr[vSelectIndex][2][mSelectIndex][3];
			if(Java){//若java=1 下载jad,jar文件
				$('download_pc').style.display = 'none';
				$('download_pc_jar_jad').style.display = 'block';
			}else{//若java=0 下载到PC上
				$('download_pc').style.display = 'block';
				$('download_pc_jar_jad').style.display = 'none';	
			}
			
			$('pcDlUrl').href = host_ip+"/DownLoadFiles/"+file;//下载链接
			if(file.indexOf('cab')==-1 && file.indexOf('CAB')==-1){
				$('install_note').innerHTML = "通过数据线等方式传输到手机上，<br/>可借助<font style=\"color:red;\">Desktop Manager</font>完成安装<br/>也可以通过点击下载包内的<font style=\"color:red;\">install.bat</font>进行安装";
			}else{//ActiveSync
				$('install_note').innerHTML = "点击开始下载，需通过<font style=\"color:red;\">ActiveSync</font>同步软件，经数据线等方式传输到手机安装";
			}
			//$('pcDlUrl_jar').href = wapUrl+"u"+ mId+"/r/";
			//$('pcDlUrl_jad').href = wapUrl+"u"+ mId+"/d/";
			//$('dlUrl').innerHTML = wapUrl+"u"+ mId;
			$('dlUrl').innerHTML = wapUrl;
			//$('dlSms').innerHTML = "u" + mId;
		}
		$('dlName').innerHTML = vName + '&nbsp;&nbsp;' + mName;
	}
}