var imageTag = false;
	var theSelection = false;

	var clientPC = navigator.userAgent.toLowerCase();
	var clientVer = parseInt(navigator.appVersion);

	var is_ie = ((clientPC.indexOf("msie") != -1) && (clientPC.indexOf("opera") == -1));
	var is_nav = ((clientPC.indexOf('mozilla')!=-1) && (clientPC.indexOf('spoofer')==-1)
					&& (clientPC.indexOf('compatible') == -1) && (clientPC.indexOf('opera')==-1)
					&& (clientPC.indexOf('webtv')==-1) && (clientPC.indexOf('hotjava')==-1));
	var is_moz = 0;

	var is_win = ((clientPC.indexOf("win")!=-1) || (clientPC.indexOf("16bit") != -1));
	var is_mac = (clientPC.indexOf("mac")!=-1);

	bbcode = new Array();
	bbtags = new Array('[b]','[/b]','[i]','[/i]','[u]','[/u]','[s]','[/s]','[align=left]','[/align]','[align=center]','[/align]','[align=right]','[/align]','[img]','[/img]','[url]','[/url]','[mail]','[/mail]','[ftp]','[/ftp]','[sup]','[/sup]','[sub]','[/sub]','[code]','[/code]');
	imageTag = false;

	function getarraysize(thearray) {
		for (i = 0; i < thearray.length; i++) {
			if ((thearray[i] == "undefined") || (thearray[i] == "") || (thearray[i] == null))
				return i;
			}
		return thearray.length;
	}

	function arraypush(thearray,value) {
		thearray[ getarraysize(thearray) ] = value;
	}

	function arraypop(thearray) {
		thearraysize = getarraysize(thearray);
		retval = thearray[thearraysize - 1];
		delete thearray[thearraysize - 1];
		return retval;
	}

	function bbfontstyle(bbopen, bbclose) {
		var txtarea = document.forms.post.message;

		if ((clientVer >= 4) && is_ie && is_win) {
			theSelection = document.selection.createRange().text;
			if (!theSelection) {
				txtarea.value += bbopen + bbclose;
				txtarea.focus();
				return;
			}
			document.selection.createRange().text = bbopen + theSelection + bbclose;
			txtarea.focus();
			return;
		}else if (txtarea.selectionEnd && (txtarea.selectionEnd - txtarea.selectionStart > 0)){
			mozWrap(txtarea, bbopen, bbclose);
			return;
		}else{
			txtarea.value += bbopen + bbclose;
			txtarea.focus();
		}
		storeCaret(txtarea);
	}

	function Hr(element){
		var txtarea = document.forms.post.message;
		txtarea.value += element;
	}

	function bbstyle(bbnumber) {
		var txtarea = document.forms.post.message;

		txtarea.focus();
		donotinsert = false;
		theSelection = false;
		bblast = 0;

		if (bbnumber == -1) {
			while (bbcode[0]) {
				butnumber = arraypop(bbcode) - 1;
				txtarea.value += bbtags[butnumber + 1];
			}
			imageTag = false;
			txtarea.focus();
			return;
		}

		if ((clientVer >= 4) && is_ie && is_win)
		{
			theSelection = document.selection.createRange().text;
			if (theSelection) {
				document.selection.createRange().text = bbtags[bbnumber] + theSelection + bbtags[bbnumber+1];
				txtarea.focus();
				theSelection = '';
				return;
			}
		}else if (txtarea.selectionEnd && (txtarea.selectionEnd - txtarea.selectionStart > 0)){
			mozWrap(txtarea, bbtags[bbnumber], bbtags[bbnumber+1]);
			return;
		}

		for (i = 0; i < bbcode.length; i++) {
			if (bbcode[i] == bbnumber+1) {
				bblast = i;
				donotinsert = true;
			}
		}

		if (donotinsert) {
			while (bbcode[bblast]) {
					butnumber = arraypop(bbcode) - 1;
					txtarea.value += bbtags[butnumber + 1];
					imageTag = false;
				}
				txtarea.focus();
				return;
		}else{

			if (imageTag && (bbnumber != 26)) {
				txtarea.value += bbtags[27];
				lastValue = arraypop(bbcode) - 1;
				imageTag = false;
			}

			txtarea.value += bbtags[bbnumber];
			if ((bbnumber == 14) && (imageTag == false)) imageTag = 1;
				arraypush(bbcode,bbnumber+1);
				txtarea.focus();
			return;
		}
		storeCaret(txtarea);
	}


	function mozWrap(txtarea, open, close){
		var selLength = txtarea.textLength;
		var selStart = txtarea.selectionStart;
		var selEnd = txtarea.selectionEnd;
		if (selEnd == 1 || selEnd == 2)
			selEnd = selLength;

		var s1 = (txtarea.value).substring(0,selStart);
		var s2 = (txtarea.value).substring(selStart, selEnd)
		var s3 = (txtarea.value).substring(selEnd, selLength);
		txtarea.value = s1 + open + s2 + close + s3;
		return;
	}

	function storeCaret(textEl) {
		if(textEl.createTextRange) textEl.caretPos = document.selection.createRange().duplicate();
	}

	function Emotion(emo){
		var text_area = document.forms.post.message;
		var emo;
		text_area.value += '[e='+emo+'] ';
		text_area.focus();
	}

	function Quote(quo){
		var text_area = document.forms.post.message;
		var quo;
		text_area.value += '[quote]'+quo+'[/quote] ';
		text_area.focus();
	}

	function ismaxlength(obj){
	var mlength=obj.getAttribute? parseInt(obj.getAttribute("maxlength")) : ""
	if (obj.getAttribute && obj.value.length>mlength)
		obj.value=obj.value.substring(0,mlength)
	}