function printbbcode(bbcode, name) {
	var textarea = document.getElementById(name);
	var newCursorPos = 0;
	if(bbcode == 'link+'){
		newCursorPos = insert(textarea, '[url=www.adresse.de]', '[/url]');
	} else if(bbcode == 'link-'){
		newCursorPos = insert(textarea, '[url]', '[/url]');
	} else if (bbcode == 'bold'){
		newCursorPos = insert(textarea, '[b]', '[/b]');
	} else if (bbcode == 'italic'){
		newCursorPos = insert(textarea, '[i]', '[/i]');
	} else if (bbcode == 'underlined'){
		newCursorPos = insert(textarea, '[u]', '[/u]');
	} else if (bbcode == 'br'){
		newCursorPos = insert(textarea, '[br]', '');
	}
	
	/* else if (bbcode == 'pic'){
		newCursorPos = insert(textarea, '[img]', '[/img]');
	} */
}

function insert(input, aTag, eTag) {
	input.focus();
	/* für Internet Explorer */
	if(typeof document.selection != 'undefined') {
		/* Einfügen des Formatierungscodes */
		var range = document.selection.createRange();
		var insText = range.text;
		range.text = aTag + insText + eTag;
		/* Anpassen der Cursorposition */
		range = document.selection.createRange();
		if (insText.length == 0) {
		  range.move('character', -eTag.length);
		} else {
		  range.moveStart('character', aTag.length + insText.length + eTag.length);      
		}
		range.select();
	}
	/* für neuere auf Gecko basierende Browser */
	else if(typeof input.selectionStart != 'undefined')
	{
		/* Einfügen des Formatierungscodes */
		var start = input.selectionStart;
		var end = input.selectionEnd;
		var insText = input.value.substring(start, end);
		input.value = input.value.substr(0, start) + aTag + insText + eTag + input.value.substr(end);
		/* Anpassen der Cursorposition */
		var pos;
		if (insText.length == 0) {
		  pos = start + aTag.length;
		} else {
		  pos = start + aTag.length + insText.length + eTag.length;
		}
		input.selectionStart = pos;
		input.selectionEnd = pos;
	}
	/* für die übrigen Browser */
	else
	{
		/* Abfrage der Einfügeposition */
		var pos;
		var re = new RegExp('^[0-9]{0,3}$');
		while(!re.test(pos)) {
		  pos = prompt("Einfügen an Position (0.." + input.value.length + "):", "0");
		}
		if(pos > input.value.length) {
		  pos = input.value.length;
		}
		/* Einfügen des Formatierungscodes */
		var insText = prompt("Bitte geben Sie den zu formatierenden Text ein:");
		input.value = input.value.substr(0, pos) + aTag + insText + eTag + input.value.substr(pos);
	}
}


function printsmile(smile) {
	document.getElementById("eintrag").value += smile;
}

function loadForm() {
	$outputDiv = document.getElementById("content");
	
	http = php_request();
	// Set PHP Page which return HTML Code
	http.open("POST", "content/components/guestbook/form.php");
	http.setRequestHeader('Content-Type','application/x-www-form-urlencoded');

	// Set Responsehandler of request
	http.onreadystatechange = function()
	{
			if (http.readyState == 4 && http.status == 200)
			{
					$outputDiv.innerHTML   = http.responseText;
			}
	}

	// Send Request to get HTML page
	http.send(null);
}

function php_request()
{
	var http_request = false;

	if (window.XMLHttpRequest)
	{
			http_request = new XMLHttpRequest();

			if (http_request.overrideMimeType)
			{
					http_request.overrideMimeType('text/xml');
			}
	}
	else
	{
			if (window.ActiveXObject) // IE
			{
					try
					{
							http_request = new ActiveXObject("Msxml2.XMLHTTP");
					}
					catch (e)
					{
							try
							{
									http_request = new ActiveXObject("Microsoft.XMLHTTP");
							}
							catch (e)
							{ }
					}
			}
	}

	if (!http_request)
	{
			alert('Sorry, kein http_request generiert!');
			return false;
	}

	return http_request;
}