//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(vendor, mid){
    var sltIdx;
	for(i in arr){ 
		vendorName = arr[i][1]; 
		if(vendor && vendor == arr[i][0]) {
		    sltIdx = $('vendor').length;
		    bindModelData(i, mid);
		}
		$('vendor').options[$('vendor').length] = new Option(vendorName,i); 
	} 
	$('vendor').selectedIndex = sltIdx;
}
/** 
 * 从数据源中,选择指定的厂商的机型,并与机型列表框进行绑定 
 * vendorIndex为下厂商下拉列表的顺序号 
 */ 
function bindModelData(vendorIndex, mid){ 
	if($('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{
	    var sltIdx;
		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); 
				if(mId == mid) {
				    sltIdx = j;
				}
			} 
		}
		if(mid) {
		    $('mb_model').selectedIndex = sltIdx;
		    modelFirstId = mid;
		} else {
		    modelFirstId = arr[vendorIndex][2][0][0];//当前厂商第一种机型的机型id
		}
	}
	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
	if(typeof('prodVendor') != 'undefined') prodVendor = vendorEnName;
} 
/** 
 *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 == ''){
		pageDesc = "<div class='product_content' style='width:700px;padding-top:0px;padding-bottom:0px'>"
			pageDesc += "<div class='product_content_left' style='margin-top:10px;'>"
				pageDesc += "<ul>"
					pageDesc += "<li>提供在线电视直播功能；</li>"
						pageDesc += "<li>提供在线网络宽频直播功能；</li>"
							pageDesc += "<li>提供友度、优酷、土豆等海量点播视频在线播放功能；</li>"
								pageDesc += "<li>提供在线电台、mp3音乐播放功能；</li>"
									pageDesc += "<li>提供不同网络带宽下的多个版本（流畅、清晰、Q屏）。</li>"
										pageDesc += "</ul>"
											pageDesc += "</div>"
												pageDesc += "<div class='product_content_right' style='width:300px;'> <img style='cursor:pointer;' src='images/product_ucplay_scr1_small.jpg' onmousemove=\"show(this,event,'product_ucplay_scr1_big.jpg');\" onmouseout=\"show(event,'')\">&nbsp;&nbsp;&nbsp;&nbsp;<img style='cursor:pointer;' src='images/product_ucplay_scr2_small.jpg' onmousemove=\"show(this,event,'product_ucplay_scr2_big.jpg');\" onmouseout=\"show(event,'')\"></div>"
													pageDesc += "</div>";
		$('jieshao').style.height = '';
		$('pageDesc_all').style.display = 'block';
	}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>'+arrTemp[i]+'</p>';
	        else
	        	pageDesc2 += '<div class="dot"></div><p>'+arrTemp[i]+'</p>';
		}
		pageDesc1 += '</div>';
		pageDesc2 += '</div>';
		pageDesc = pageDesc1 + pageDesc2;
	}
	$('verName').innerHTML = 'UC播放器'+verName;
	$('pageDesc').innerHTML = pageDesc; 
} 
/** 
 *更改厂商的图片显示 (根椐厂商英文名)
 */ 
function chVendorPhoto(vendorEnName){ 
	$('vendorPhoto').src = '/dlweb/images/vendor/'+vendorEnName+'.gif'; 
} 
/** 
 * 更改机型图片 
 */ 
function chModelPhoto(modelId){ 
	
	//更新版本信息
	//chPkgVerDesc(modelId);
	//根椐机型id更改提示
	//chDownTips(modelId);
	if(modelId) {
	   $('modelPhoto').src = '/dlweb/images/model/' + modelId  + '.gif'; 
	   $('nextStep').onclick = function() {
	       window.location='/product/product_down_ucplayer.shtml?mid=' + modelId + '&from=ch&vendor='+prodVendor;
	   }
	   $('nextStep').style.display = 'block';
	}
} 
/** 
 * 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;
	if(vSelectIndex >= 0){
		/*直接获取下拉菜单的文字的方法代替
		vName = arr[vSelectIndex][1];
		for(i in arr[vSelectIndex][2]){
			mId = arr[vSelectIndex][2][i][0]; 
			if(mId == modelId){
				mName = arr[vSelectIndex][2][i][1]; //机型文字
				break;
			}
		}
		*/
		vName = $('vendor').options[$('vendor').selectedIndex].text;
		mName = $('mb_model').options[$('mb_model').selectedIndex].text;
		$('dlName').innerHTML = vName + '&nbsp;&nbsp;' + mName;
		$('dlSms').innerHTML = "p" + mId;
		$('pcDlUrl').href = wapUrl+"p"+ mId+"/p/";
		$('dlUrl').innerHTML = wapUrl+ "p"+ mId;
	}
}