function mailValid(){
		//alert(downloadmail)
		$("#downloadmailerrortip").html("");
		var errortip = "";
		//^(\w-*\.*)+@(\w-?)+(\.\w{2,})+$
		//^[a-z0-9]+([._\\-]*[a-z0-9])*@([a-z0-9]+[-a-z0-9]*[a-z0-9]+.){1,63}[a-z0-9]+$
		var reg = new RegExp("^[a-z0-9A-Z]+([._\\-]*[a-z0-9A-Z])*@([a-zA-Z0-9]+[-a-z0-9A-Z]*[a-z0-9A-Z]+.){1,63}[a-z0-9A-Z]+$"); //正则表达式
		var emailvalue = $("#downloadmail").val();
		//alert(emailvalue)
		if(emailvalue){
			if(!reg.test(emailvalue)){ //正则验证不通过，格式不对
			　　　　errortip = "邮箱格式不正确!";
			}
		}else{
			errortip = "请输入您的邮箱!";
			　
		}
		
		if(errortip){
			$("#downloadmailerrortip").html(errortip);
			return false;
		}else{
			return true;
			//return false;
		}
		
		
	}
	
	
	function downLoadWinClose(){
		//$("#downloadtomailwin").css("display","none");
		$('#dialogBg5').fadeOut(300, function () {
            $('#dialog5').addClass('bounceOutUp').fadeOut();
        });
		
	}
	/**
	*
	*/
	
	function downLoadWinShow(thisp,fileUrl,fileName){
		className = $(thisp).attr('class');
        $('#dialogBg5').fadeIn(300);
        $('#dialog5').removeAttr('class').addClass('animated ' + className + '').fadeIn();
		//$("#downloadtomailwin").css("display","");
		$("#downloadfileurl").val(fileUrl);
		$("#downloadfilename").val(fileName);
		
		
	}
	
	
	function downLoadLinkToMail(){
			var downloadfileurl = $("#downloadfileurl").val();
			var fileName =  $("#downloadfilename").val();
			var mailCheck = mailValid();
			if(mailCheck){
				var emailvalue = $("#downloadmail").val();
				submitLinkToMail(emailvalue,downloadfileurl,fileName);
			}

	}
	
	
	function submitLinkToMail(emailvalue,downloadfileurl,fileName){
		
		$("#downLoadLinkToMailbtn").attr('disabled',true);
		
		$.ajax({
            type: "post",
            url: "/sendFileToMail.jspx",
            data: {
	           	 emailvalue : emailvalue, 
	           	 fileName : fileName,
	           	 fileUrl : downloadfileurl
            },

            dataType: "json",
            success: function(data){
           		 //$("#downLoadLinkToMailbtn").attr('disabled',"false");
           		 $('#downLoadLinkToMailbtn').removeAttr("disabled");
           		 if(data.success=='1'){
           			 alert("发送成功!");
           			 downLoadWinClose();
           		 }else{
           			 alert("发送失败!");
           		 }
           		 
           },
           failure :function(){
        	   //$("#downLoadLinkToMailbtn").attr('disabled',"false");
        	   $('#downLoadLinkToMailbtn').removeAttr("disabled");
        	   alert("发送失败,请联系管理员!");
           }

        });
	}

	
	
	
	
	function downLoadByName(attachName,attachPath,atype){
		//attachPath = "/u/cms/www/111.pdf"
		$.ajax({
			  type: 'POST',
			  url: "/updateDownLoadCount.jspx",
			  data: {
				  attachName : attachName,
				  attachPath : attachPath,
				  atype : atype
			  },
			  success: function(resp){
				
			  }
		});
		
		if(attachPath && attachPath.indexOf("http")<0){
			attachName = encodeURIComponent(attachName.trim());
			if(atype == 1){
				if(attachPath.indexOf(".pdf")>=0 || attachPath.indexOf(".PDF")>=0 ){
					window.open("/downloadByName.jspx?isPreview=Y&filePath="+attachPath+"&fileName="+attachName+"&t=" + new Date());
				}else{
					window.open(attachPath);
				}
			}else{
				//下载
				window.open("/downloadByName.jspx?filePath="+attachPath+"&fileName="+attachName+"&t=" + new Date());
			}
		} else {
			console.log("执行接口");
			if(atype == 1){
				if(attachPath.indexOf(".pdf")>=0 || attachPath.indexOf(".PDF")>=0 ){
					$.ajax({
						  type: 'POST',
						  url: "/previewOrDownload.jspx",
						  data: {
							  filePath : attachPath,
							isPreview : "Y",
						  },
						  success: function(resp){
const result = resp.replace(/&＃40;/g, "(").replace(/&＃41;/g, ")");
console.log("result",result);
							console.log("resp",resp);
							window.open(result);
						  }
					});
				}else{
					downLoadUrl(attachName,attachPath);
					// window.open(attachPath);
				}
			}else{
				//下载
				downLoadUrl(attachName,attachPath);
			}
		}
	}
	function downLoadUrl(fileName, url) {
		fetch(url).then(response => response.blob()).then(blob => {
		  downloadBlobFile(fileName, new Blob([blob], { type: 'application/octet-stream' }))
		})
	  }
	  
	function downloadBlobFile(fileName, blob) {
		if (typeof window.navigator.msSaveBlob !== 'undefined') {
		  // 兼容IE，window.navigator.msSaveBlob：以本地方式保存文件
		  window.navigator.msSaveBlob(blob, decodeURI(fileName))
		} else {
		  // 创建新的URL并指向File对象或者Blob对象的地址
		  const blobURL = window.URL.createObjectURL(blob)
		  // 创建a标签，用于跳转至下载链接
		  const tempLink = document.createElement('a')
		  tempLink.style.display = 'none'
		  tempLink.href = blobURL
		  tempLink.setAttribute('download', decodeURI(fileName))
		  // 兼容：某些浏览器不支持HTML5的download属性
		  if (typeof tempLink.download === 'undefined') {
			tempLink.setAttribute('target', '_blank')
		  }
		  // 挂载a标签
		  document.body.appendChild(tempLink)
		  tempLink.click()
		  document.body.removeChild(tempLink)
		  // 释放blob URL地址
		  window.URL.revokeObjectURL(blobURL)
		}
	  }