<script type="text/javascript">
var swfu;
window.onload = function () {
swfu = new SWFUpload({
// Backend Settings
upload_url: "upload.asp", // Relative to the SWF file 就是這個(gè)地方誤導(dǎo)了我
file_post_name: "Filedata", // 文件對(duì)象的名稱(chēng),默認(rèn)Filedata,可以自己改.后臺(tái)接收就靠它識(shí)別
post_params: {"SESSID" : "<%=session.SessionID%>"}, // 附加參數(shù),版本2新功能

// File Upload Settings
file_size_limit : "204", // 單位kb, 限制文件大小
file_types : "*.jpg", //允許的文件類(lèi)型
file_types_description : "JPG Images", //對(duì)話框里的文件類(lèi)型
file_upload_limit : "0",

// Event Handler Settings - these functions as defined in Handlers.js
// The handlers are not part of SWFUpload but are part of my website and control how
// my website reacts to the SWFUpload events.
// 事件處理,可以自己在handlers.js里面擴(kuò)充,極大的方便了開(kāi)發(fā)者
// 就是要在handlers里面定義如下的function,當(dāng)然function里面可以什么也不干,或者用源代碼自帶的也行
file_queue_error_handler : fileQueueError,
file_dialog_complete_handler : fileDialogComplete,
upload_progress_handler : uploadProgress,
upload_error_handler : uploadError,
upload_success_handler : uploadSuccess,
upload_complete_handler : uploadComplete,

// Flash Settings
flash_url : "js/swfupload_f9.swf", // Relative to this file 注意是f8還是f9

custom_settings : {
upload_target : "divFileProgressContainer"
},

// Debug Settings 是否打開(kāi)調(diào)試信息,默認(rèn)false
debug: true
});
}
</script>

<form>
<button id="btnBrowse" type="button" style="padding: 5px;" onclick="swfu.selectFiles(); this.blur();"><img src="image/page_white_add.png" style="padding-right: 3px; vertical-align: bottom;">Select Images <span style="font-size: 7pt;">(2 MB Max)</span></button>
</form>

<!--#include FILE="upload_5xsoft.inc"-->
<%
set upload=new upload_5xsoft
for each formName in upload.objFile
set file=upload.file("Filedata")
file.saveAs Server.mappath(file.FileName)
set file=nothing
next
set upload=nothing
response.write "ok"
%>

function uploadSuccess(fileObj, server_data) {
try {
document.write( server_data);
} catch (ex) { this.debug(ex); }
}