var nGekozen = 0, teksten, slingerNaar, sessid, taal = 'nl', swfu = false;
flVdetect();
addOnload(function () {var ballonnen = Hulpballon; ballonnen.init();});
addOnload(initForm);
if (flashinstalled == 2 && flashversion > 8) {
	addOnload(initSwfUp);
} else {
	addOnload(function () {document.getElementById("offertebox2").style.display="none";document.getElementById("offertebox").style.display="block";});
}
function initForm() {
	// eerst taal en sessie-id opsnorren
	sessid = readCookie('PHPSESSID');
	taal = document.documentElement.lang;
	
	// var ta = document.getElementById("offertebox2").getElementsByTagName('form')[0].tekst;
	var ta = document.getElementById("tekst");
	var textBoxDefValue = ta.value;
	if (ta.attachEvent) {
		ta.attachEvent('onclick', function() {ta.value=ta.value==textBoxDefValue?'':ta.value });
	} else {
		ta.addEventListener('click', function() {ta.value=ta.value==textBoxDefValue?'':ta.value }, false);
	}
	switch (taal) {
		case 'de':
			teksten = {fileSelect:"Hochladen", textBoxDefText:textBoxDefValue};
			slingerNaar = '/offerte/step2.php?lang=de';
			break;
		case 'en':
			teksten = {fileSelect:"Upload", textBoxDefText:textBoxDefValue};
			slingerNaar = '/offerte/step2.php?lang=en';
			break;
		default:
			teksten = {fileSelect:"Upload", textBoxDefText:textBoxDefValue};
			slingerNaar = '/offerte/step2.php?lang=nl';
			break;
	}
}

function initSwfUp() {
	swfu = new SWFUpload({
		upload_url : "http://" + location.hostname + "/offerte/?lang=" + taal,
		flash_url : "http://" + location.hostname + "/swf/swfupload.swf",
		file_size_limit : "2 MB",
		file_upload_limit : 3,
		file_queue_limit : 3,
		custom_settings : {
			progressTarget : "fsUploadProgress",
			gelukt : false
		},
		debug: false,
		
		// Button settings
		button_image_url: "/images/offerteknop-fs.png",
		button_width: "102",
		button_height: "25",
		button_placeholder_id : "spanSWFUploadButton",
		button_text: '<span class="theFont">' +  teksten.fileSelect + '</span>',
		button_text_style: ".theFont {font-size: 13px; color: #ffffff; font-weight: bold; font-family: Arial, sans-serif; }",
		button_text_left_padding: 28,
		button_text_top_padding: 3,
		
		// event handler functions 
		file_queued_handler : fileQueued,
		file_queue_error_handler : fileQueueError,
		file_dialog_complete_handler : fileChosen,
		upload_progress_handler : uploadProgress,
		upload_error_handler : uploadError,
		upload_success_handler : uploadSuccess,
		upload_complete_handler : uploadComplete,
		queue_complete_handler : queueComplete	// Queue plugin event
	});
	// fixMenuOverFlashknop();
};
function fixMenuOverFlashknop() {
	var flashknopcontainer = document.getElementById('swfUploadContainer'), menu = document.getElementById('hoofdmenu');
	if (flashknopcontainer) {
		if (menu.attachEvent) {
			menu.attachEvent('onmouseover', function() {flashknopcontainer.style.display = 'none';});
			menu.attachEvent('onmouseout', function() {flashknopcontainer.style.display = 'block';});
		} else {
			menu.addEventListener('mouseover', function() {flashknopcontainer.style.display = 'none';}, false);
			menu.addEventListener('mouseout', function() {flashknopcontainer.style.display = 'block';}, false);
		}
	}
}


function prepUpload(f) {
	if (f.brontaal_1.value.length > 1 && f.doeltaal_1.value.length > 1) {
		swfu.addPostParam("brontaal_1", f.brontaal_1.value);
		swfu.addPostParam("doeltaal_1", f.doeltaal_1.value);
		swfu.addPostParam("doeltaal_2", (typeof(f.doeltaal_2) != 'undefined' ? f.doeltaal_2.value : ""));
		swfu.addPostParam("doeltaal_3", (typeof(f.doeltaal_3) != 'undefined' ? f.doeltaal_3.value : ""));
		swfu.addPostParam("tekst", f.tekst.value);
		swfu.addPostParam("aantalwoorden", f.aantalwoorden.value);
		swfu.addPostParam("lang", taal);
		swfu.addPostParam("sessid", sessid);
		swfu.addPostParam("flashUp", 1);
		if (nGekozen > 0) {
			swfu.startUpload();
		} else if ((f.tekst.value.length > 0 && f.tekst.value != teksten.textBoxDefText) || f.aantalwoorden.value > 0) {
			f.action = swfu.settings.upload_url;
			f.method = 'POST';
			f.submit();
			return true;
		} else {
			var arrBerichten = {nl:"Plak s.v.p. uw tekst, kies een bestand of geef een schatting van het aantal woorden.", de:"Bitte fügen Sie Ihre Text ein, wählen Sie eine Datei oder schätzen Sie das Wortzahl.", en:"Please paste your text, choose a file or give an estimated number of words."};
			alert(arrBerichten[taal]);
		}
	} else {
		var arrBerichten = {nl:"Kies s.v.p. bron- en doeltaal.", de:"Bitte geben Sie die Sprachen ein.", en:"Please choose the languages."};
		alert(arrBerichten[taal]);
	}
	return false;
}



/* Demo Note:  This demo uses a FileProgress class that handles the UI for displaying the file name and percent complete.
The FileProgress class is not part of SWFUpload.
*/


/* **********************
   Event Handlers
   These are my custom event handlers to make my
   web application behave the way I went when SWFUpload
   completes different tasks.  These aren't part of the SWFUpload
   package.  They are part of my application.  Without these none
   of the actions SWFUpload makes will show up in my application.
   ********************** */
function fileQueued(file) {
	try {
		var progress = new FileProgress(file, this.customSettings.progressTarget);
		// progress.setStatus("Pending...");
		progress.toggleCancel(true, this);

	} catch (ex) {
		this.debug(ex);
	}

}

function fileQueueError(file, errorCode, message) {
	try {
		if (errorCode === 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;
		}

		var progress = new FileProgress(file, this.customSettings.progressTarget);
		progress.setError();
		progress.toggleCancel(false);

		switch (errorCode) {
		case SWFUpload.QUEUE_ERROR.FILE_EXCEEDS_SIZE_LIMIT:
			progress.setStatus("File is too big.");
			this.debug("Error Code: File too big, File name: " + file.name + ", File size: " + file.size + ", Message: " + message);
			break;
		case SWFUpload.QUEUE_ERROR.ZERO_BYTE_FILE:
			progress.setStatus("Cannot upload Zero Byte files.");
			this.debug("Error Code: Zero byte file, File name: " + file.name + ", File size: " + file.size + ", Message: " + message);
			break;
		case SWFUpload.QUEUE_ERROR.INVALID_FILETYPE:
			progress.setStatus("Invalid File Type.");
			this.debug("Error Code: Invalid File Type, File name: " + file.name + ", File size: " + file.size + ", Message: " + message);
			break;
		default:
			if (file !== null) {
				progress.setStatus("Unhandled Error");
			}
			this.debug("Error Code: " + errorCode + ", File name: " + file.name + ", File size: " + file.size + ", Message: " + message);
			break;
		}
	} catch (ex) {
        this.debug(ex);
    }
}

function uploadStart(file) {
	try {
		
		/* I don't want to do any file validation or anything,  I'll just update the UI and
		return true to indicate that the upload should start.
		It's important to update the UI here because in Linux no uploadProgress events are called. The best
		we can do is say we are uploading.
		 */
		var progress = new FileProgress(file, this.customSettings.progressTarget);
		progress.setStatus("Uploading...");
		progress.toggleCancel(true, this);
	}
	catch (ex) {}
	
	return true;
}

function uploadProgress(file, bytesLoaded, bytesTotal) {
	try {
		var percent = Math.ceil((bytesLoaded / bytesTotal) * 100);

		var progress = new FileProgress(file, this.customSettings.progressTarget);
		progress.setProgress(percent);
		progress.setStatus("Uploading...");
	} catch (ex) {
		this.debug(ex);
	}
}

function uploadSuccess(file, serverData) {
	try {
		var progress = new FileProgress(file, this.customSettings.progressTarget);
		progress.setComplete();
		progress.setStatus("Complete.");
		progress.toggleCancel(false);
		this.customSettings.gelukt = true;
	} catch (ex) {
		this.debug(ex);
	}
}

function uploadError(file, errorCode, message) {
	try {
		var progress = new FileProgress(file, this.customSettings.progressTarget);
		progress.setError();
		progress.toggleCancel(false);
		this.customSettings.gelukt = false;

		switch (errorCode) {
		case SWFUpload.UPLOAD_ERROR.HTTP_ERROR:
			// progress.setStatus("Upload Error: " + message);
			progress.setStatus("Upload Error. File name too long? ");
			this.debug("Error Code: HTTP Error, File name: " + file.name + ", Message: " + message);
			break;
		case SWFUpload.UPLOAD_ERROR.UPLOAD_FAILED:
			progress.setStatus("Upload Failed.");
			this.debug("Error Code: Upload Failed, File name: " + file.name + ", File size: " + file.size + ", Message: " + message);
			break;
		case SWFUpload.UPLOAD_ERROR.IO_ERROR:
			progress.setStatus("Server (IO) Error");
			this.debug("Error Code: IO Error, File name: " + file.name + ", Message: " + message);
			break;
		case SWFUpload.UPLOAD_ERROR.SECURITY_ERROR:
			progress.setStatus("Security Error");
			this.debug("Error Code: Security Error, File name: " + file.name + ", Message: " + message);
			break;
		case SWFUpload.UPLOAD_ERROR.UPLOAD_LIMIT_EXCEEDED:
			progress.setStatus("Upload limit exceeded.");
			this.debug("Error Code: Upload Limit Exceeded, File name: " + file.name + ", File size: " + file.size + ", Message: " + message);
			break;
		case SWFUpload.UPLOAD_ERROR.FILE_VALIDATION_FAILED:
			progress.setStatus("Failed Validation.  Upload skipped.");
			this.debug("Error Code: File Validation Failed, File name: " + file.name + ", File size: " + file.size + ", Message: " + message);
			break;
		case SWFUpload.UPLOAD_ERROR.FILE_CANCELLED:
			// If there aren't any files left (they were all cancelled) disable the cancel and start buttons
			if (this.getStats().files_queued === 0) {
				// document.getElementById(this.customSettings.cancelButtonId).disabled = true;
				// document.getElementById(this.customSettings.startButtonId).disabled = true;
			}
			progress.setStatus("Cancelled");
			progress.setCancelled();
			break;
		case SWFUpload.UPLOAD_ERROR.UPLOAD_STOPPED:
			progress.setStatus("Stopped");
			break;
		default:
			progress.setStatus("Unhandled Error: " + errorCode);
			this.debug("Error Code: " + errorCode + ", File name: " + file.name + ", File size: " + file.size + ", Message: " + message);
			break;
		}
	} catch (ex) {
        this.debug(ex);
    }
}

function uploadComplete(file) {
	if (this.getStats().files_queued === 0) {
		// document.getElementById(this.customSettings.cancelButtonId).disabled = true;
		// document.getElementById(this.customSettings.startButtonId).disabled = true;
	}
}

// This event comes from the Queue Plugin
function queueComplete(numFilesUploaded) {
	var status = document.getElementById("swfUpStatus");
	status.innerHTML = numFilesUploaded + " file" + (numFilesUploaded === 1 ? "" : "s") + " uploaded.";
	if (this.customSettings.gelukt) {
		window.setTimeout(function() {location.href = slingerNaar;}, 2000);
	}
}

// rk
var fileChosen = function (numFilesSelected, numFilesQueued) {
	nGekozen = numFilesSelected;
}


/*
	A simple class for displaying file information and progress
	Note: This is a demonstration only and not part of SWFUpload.
	Note: Some have had problems adapting this class in IE7. It may not be suitable for your application.
*/

// Constructor
// file is a SWFUpload file object
// targetID is the HTML element id attribute that the FileProgress HTML structure will be added to.
// Instantiating a new FileProgress object with an existing file will reuse/update the existing DOM elements
function FileProgress(file, targetID) {
	this.fileProgressID = file.id;

	this.opacity = 100;
	this.height = 0;
	

	this.fileProgressWrapper = document.getElementById(this.fileProgressID);
	if (!this.fileProgressWrapper) {
		this.fileProgressWrapper = document.createElement("div");
		this.fileProgressWrapper.className = "progressWrapper";
		this.fileProgressWrapper.id = this.fileProgressID;

		this.fileProgressElement = document.createElement("div");
		this.fileProgressElement.className = "progressContainer";

		var progressCancel = document.createElement("a");
		progressCancel.className = "progressCancel";
		progressCancel.href = "#";
		progressCancel.style.visibility = "hidden";
		progressCancel.appendChild(document.createTextNode(" "));

		var progressText = document.createElement("div");
		progressText.className = "progressName";
		progressText.appendChild(document.createTextNode(file.name));

		var progressBar = document.createElement("div");
		progressBar.className = "progressBarInProgress";

		var progressFileSize = document.createElement("div");
		progressFileSize.className = "progressBarFileSize";
		progressFileSize.appendChild(document.createTextNode(number_format(file.size, 0, '.', ',') + ' bytes'));
		
		var progressStatus = document.createElement("div");
		progressStatus.className = "progressBarStatus";
		progressStatus.innerHTML = "&nbsp;";

		this.fileProgressElement.appendChild(progressCancel);
		this.fileProgressElement.appendChild(progressText);
		this.fileProgressElement.appendChild(progressFileSize);
		this.fileProgressElement.appendChild(progressStatus);
		this.fileProgressElement.appendChild(progressBar);

		this.fileProgressWrapper.appendChild(this.fileProgressElement);

		document.getElementById(targetID).appendChild(this.fileProgressWrapper);
	} else {
		this.fileProgressElement = this.fileProgressWrapper.firstChild;
		this.reset();
	}

	this.height = this.fileProgressWrapper.offsetHeight;
	this.setTimer(null);


}

FileProgress.prototype.setTimer = function (timer) {
	this.fileProgressElement["FP_TIMER"] = timer;
};
FileProgress.prototype.getTimer = function (timer) {
	return this.fileProgressElement["FP_TIMER"] || null;
};

FileProgress.prototype.reset = function () {
	this.fileProgressElement.className = "progressContainer";

	this.fileProgressElement.childNodes[3].innerHTML = "&nbsp;";
	this.fileProgressElement.childNodes[3].className = "progressBarStatus";
	
	this.fileProgressElement.childNodes[4].className = "progressBarInProgress";
	this.fileProgressElement.childNodes[4].style.width = "0%";
	
	this.appear();	
};

FileProgress.prototype.setProgress = function (percentage) {
	this.fileProgressElement.className = "progressContainer green";
	this.fileProgressElement.childNodes[4].className = "progressBarInProgress";
	this.fileProgressElement.childNodes[4].style.width = percentage + "%";

	this.appear();	
};
FileProgress.prototype.setComplete = function () {
	this.fileProgressElement.className = "progressContainer blue";
	this.fileProgressElement.childNodes[4].className = "progressBarComplete";
	this.fileProgressElement.childNodes[4].style.width = "";

	var oSelf = this;
	this.setTimer(setTimeout(function () {
		oSelf.disappear();
	}, 10000));
};
FileProgress.prototype.setError = function () {
	this.fileProgressElement.className = "progressContainer red";
	this.fileProgressElement.childNodes[4].className = "progressBarError";
	this.fileProgressElement.childNodes[4].style.width = "";

	var oSelf = this;
	this.setTimer(setTimeout(function () {
		oSelf.disappear();
	}, 5000));
};
FileProgress.prototype.setCancelled = function () {
	this.fileProgressElement.className = "progressContainer";
	this.fileProgressElement.childNodes[4].className = "progressBarError";
	this.fileProgressElement.childNodes[4].style.width = "";

	var oSelf = this;
	this.setTimer(setTimeout(function () {
		oSelf.disappear();
	}, 2000));
};
FileProgress.prototype.setStatus = function (status) {
	this.fileProgressElement.childNodes[3].innerHTML = status;
};

// Show/Hide the cancel button
FileProgress.prototype.toggleCancel = function (show, swfUploadInstance) {
	this.fileProgressElement.childNodes[0].style.visibility = show ? "visible" : "hidden";
	if (swfUploadInstance) {
		var fileID = this.fileProgressID;
		this.fileProgressElement.childNodes[0].onclick = function () {
			swfUploadInstance.cancelUpload(fileID);
			return false;
		};
	}
};

FileProgress.prototype.appear = function () {
	if (this.getTimer() !== null) {
		clearTimeout(this.getTimer());
		this.setTimer(null);
	}
	
	if (this.fileProgressWrapper.filters) {
		try {
			this.fileProgressWrapper.filters.item("DXImageTransform.Microsoft.Alpha").opacity = 100;
		} catch (e) {
			// If it is not set initially, the browser will throw an error.  This will set it if it is not set yet.
			this.fileProgressWrapper.style.filter = "progid:DXImageTransform.Microsoft.Alpha(opacity=100)";
		}
	} else {
		this.fileProgressWrapper.style.opacity = 1;
	}
		
	this.fileProgressWrapper.style.height = "";
	
	this.height = this.fileProgressWrapper.offsetHeight;
	this.opacity = 100;
	this.fileProgressWrapper.style.display = "";
	
};

// Fades out and clips away the FileProgress box.
FileProgress.prototype.disappear = function () {

	var reduceOpacityBy = 15;
	var reduceHeightBy = 4;
	var rate = 30;	// 15 fps

	if (this.opacity > 0) {
		this.opacity -= reduceOpacityBy;
		if (this.opacity < 0) {
			this.opacity = 0;
		}

		if (this.fileProgressWrapper.filters) {
			try {
				this.fileProgressWrapper.filters.item("DXImageTransform.Microsoft.Alpha").opacity = this.opacity;
			} catch (e) {
				// If it is not set initially, the browser will throw an error.  This will set it if it is not set yet.
				this.fileProgressWrapper.style.filter = "progid:DXImageTransform.Microsoft.Alpha(opacity=" + this.opacity + ")";
			}
		} else {
			this.fileProgressWrapper.style.opacity = this.opacity / 100;
		}
	}

	if (this.height > 0) {
		this.height -= reduceHeightBy;
		if (this.height < 0) {
			this.height = 0;
		}

		this.fileProgressWrapper.style.height = this.height + "px";
	}

	if (this.height > 0 || this.opacity > 0) {
		var oSelf = this;
		this.setTimer(setTimeout(function () {
			oSelf.disappear();
		}, rate));
	} else {
		this.fileProgressWrapper.style.display = "none";
		this.setTimer(null);
	}
};


/*
	Queue Plug-in
	
	Features:
		*Adds a cancelQueue() method for cancelling the entire queue.
		*All queued files are uploaded when startUpload() is called.
		*If false is returned from uploadComplete then the queue upload is stopped.
		 If false is not returned (strict comparison) then the queue upload is continued.
		*Adds a QueueComplete event that is fired when all the queued files have finished uploading.
		 Set the event handler with the queue_complete_handler setting.
		
	*/

var SWFUpload;
if (typeof(SWFUpload) === "function") {
	SWFUpload.queue = {};
	
	SWFUpload.prototype.initSettings = (function (oldInitSettings) {
		return function () {
			if (typeof(oldInitSettings) === "function") {
				oldInitSettings.call(this);
			}
			
			this.queueSettings = {};
			
			this.queueSettings.queue_cancelled_flag = false;
			this.queueSettings.queue_upload_count = 0;
			
			this.queueSettings.user_upload_complete_handler = this.settings.upload_complete_handler;
			this.queueSettings.user_upload_start_handler = this.settings.upload_start_handler;
			this.settings.upload_complete_handler = SWFUpload.queue.uploadCompleteHandler;
			this.settings.upload_start_handler = SWFUpload.queue.uploadStartHandler;
			
			this.settings.queue_complete_handler = this.settings.queue_complete_handler || null;
		};
	})(SWFUpload.prototype.initSettings);

	SWFUpload.prototype.startUpload = function (fileID) {
		this.queueSettings.queue_cancelled_flag = false;
		this.callFlash("StartUpload", [fileID]);
	};

	SWFUpload.prototype.cancelQueue = function () {
		this.queueSettings.queue_cancelled_flag = true;
		this.stopUpload();
		
		var stats = this.getStats();
		while (stats.files_queued > 0) {
			this.cancelUpload();
			stats = this.getStats();
		}
	};
	
	SWFUpload.queue.uploadStartHandler = function (file) {
		var returnValue;
		if (typeof(this.queueSettings.user_upload_start_handler) === "function") {
			returnValue = this.queueSettings.user_upload_start_handler.call(this, file);
		}
		
		// To prevent upload a real "FALSE" value must be returned, otherwise default to a real "TRUE" value.
		returnValue = (returnValue === false) ? false : true;
		
		this.queueSettings.queue_cancelled_flag = !returnValue;

		return returnValue;
	};
	
	SWFUpload.queue.uploadCompleteHandler = function (file) {
		var user_upload_complete_handler = this.queueSettings.user_upload_complete_handler;
		var continueUpload;
		
		if (file.filestatus === SWFUpload.FILE_STATUS.COMPLETE) {
			this.queueSettings.queue_upload_count++;
		}

		if (typeof(user_upload_complete_handler) === "function") {
			continueUpload = (user_upload_complete_handler.call(this, file) === false) ? false : true;
		} else if (file.filestatus === SWFUpload.FILE_STATUS.QUEUED) {
			// If the file was stopped and re-queued don't restart the upload
			continueUpload = false;
		} else {
			continueUpload = true;
		}
		
		if (continueUpload) {
			var stats = this.getStats();
			if (stats.files_queued > 0 && this.queueSettings.queue_cancelled_flag === false) {
				this.startUpload();
			} else if (this.queueSettings.queue_cancelled_flag === false) {
				this.queueEvent("queue_complete_handler", [this.queueSettings.queue_upload_count]);
				this.queueSettings.queue_upload_count = 0;
			} else {
				this.queueSettings.queue_cancelled_flag = false;
				this.queueSettings.queue_upload_count = 0;
			}
		}
	};
}