var formChecker = null;

function fileDialogStart() {
	var txtFileName = document.getElementById("txtFileName");
	txtFileName.value = "";

	this.cancelUpload();
}



function fileQueueError(file, errorCode, message)  {
	try {
		// Handle this error separately because we don't want to create a FileProgress element for it.
		switch (errorCode) {
		case SWFUpload.QUEUE_ERROR.QUEUE_LIMIT_EXCEEDED:
			alert("You have attempted to queue too many files.\n" + (message === 0 ? "You have reached the upload limit." : "You may select " + (message > 1 ? "up to " + message + " files." : "one file.")));
			return;
		case SWFUpload.QUEUE_ERROR.FILE_EXCEEDS_SIZE_LIMIT:
			alert("The file you selected is too big.");
			return;
		case SWFUpload.QUEUE_ERROR.ZERO_BYTE_FILE:
			alert("The file you selected is empty.  Please select another file.");
			return;
		case SWFUpload.QUEUE_ERROR.INVALID_FILETYPE:
			alert("The file you choose is not an allowed file type.");
			return;
		default:
			alert("An error occurred in the upload. Try again later.");
			return;
		}
	} catch (e) {
	}
}

function fileQueued(file) { try { var txtFileName = document.getElementById("txtFileName"); txtFileName.value = file.name; } catch (e) {} }