function clickAddOne(dId){
	//下載數+1
	 $.ajax({
		type: "POST",
		url: "ajax/click_add_one.php",
		data: 
			{
				'download_id': dId
			},
		dataType: "json",
		cache: false
	})
	.done(function(data) {
		console.log("success");
	})
	.fail(function() {
		console.log("error");
		alert("系統連線異常，請稍後再試！");
	});		
		
		
}