var B_open = 0;

var I_open = 0;

var U_open = 0;

var QUOTE_open = 0;

var CODE_open = 0;



var text_enter_url      = "<?echo GetMessage("FORUM_TEXT_ENTER_URL");?>";

var text_enter_url_name = "<?echo GetMessage("FORUM_TEXT_ENTER_URL_NAME");?>";

var text_enter_image    = "<?echo GetMessage("FORUM_TEXT_ENTER_IMAGE");?>";

var list_prompt         = "<?echo GetMessage("FORUM_LIST_PROMPT");?>";

var error_no_url   = "<?echo GetMessage("FORUM_ERROR_NO_URL");?>";

var error_no_title = "<?echo GetMessage("FORUM_ERROR_NO_TITLE");?>";



var help_bold        = "<?echo GetMessage("FORUM_HELP_BOLD");?>";

var help_italic      = "<?echo GetMessage("FORUM_HELP_ITALIC");?>";

var help_under       = "<?echo GetMessage("FORUM_HELP_UNDER");?>";

var help_font        = "<?echo GetMessage("FORUM_HELP_FONT");?>";

var help_color       = "<?echo GetMessage("FORUM_HELP_COLOR");?>";

var help_close       = "<?echo GetMessage("FORUM_HELP_CLOSE");?>";

var help_url         = "<?echo GetMessage("FORUM_HELP_URL");?>";

var help_img         = "<?echo GetMessage("FORUM_HELP_IMG");?>";

var help_quote       = "<?echo GetMessage("FORUM_HELP_QUOTE");?>";

var help_list        = "<?echo GetMessage("FORUM_HELP_LIST");?>";

var help_code        = "<?echo GetMessage("FORUM_HELP_CODE");?>";

var help_click_close = "<?echo GetMessage("FORUM_HELP_CLICK_CLOSE");?>";

var help_translit    = "<?echo GetMessage("FORUM_HELP_TRANSLIT");?>";



var bbtags = new Array();



var myAgent   = navigator.userAgent.toLowerCase();

var myVersion = parseInt(navigator.appVersion);



var is_ie  = ((myAgent.indexOf("msie") != -1)  && (myAgent.indexOf("opera") == -1));

var is_nav = ((myAgent.indexOf('mozilla')!=-1) && (myAgent.indexOf('spoofer')==-1)

					&& (myAgent.indexOf('compatible') == -1) && (myAgent.indexOf('opera')==-1)

					&& (myAgent.indexOf('webtv') ==-1)       && (myAgent.indexOf('hotjava')==-1));



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

var is_mac = (myAgent.indexOf("mac")!=-1);



var smallEngLettersReg = new Array(/e'/g, /ch/g, /sh/g, /yo/g, /jo/g, /zh/g, /yu/g, /ju/g, /ya/g, /ja/g, /a/g, /b/g, /v/g, /g/g, /d/g, /e/g, /z/g, /i/g, /j/g, /k/g, /l/g, /m/g, /n/g, /o/g, /p/g, /r/g, /s/g, /t/g, /u/g, /f/g, /h/g, /c/g, /w/g, /~/g, /y/g, /'/g);

var capitEngLettersReg = new Array( /E'/g, /CH/g, /SH/g, /YO/g, /JO/g, /ZH/g, /YU/g, /JU/g, /YA/g, /JA/g, /A/g, /B/g, /V/g, /G/g, /D/g, /E/g, /Z/g, /I/g, /J/g, /K/g, /L/g, /M/g, /N/g, /O/g, /P/g, /R/g, /S/g, /T/g, /U/g, /F/g, /H/g, /C/g, /W/g, /~/g, /Y/g, /'/g);

var smallRusLetters = new Array("э", "ч", "ш", "ё", "ё","ж", "ю", "ю", "я", "я", "а", "б", "в", "г", "д", "е", "з", "и", "й", "к", "л", "м", "н", "о", "п", "р", "с", "т", "у", "ф", "х", "ц", "щ", "ъ", "ы", "ь" );

var capitRusLetters = new Array( "Э", "Ч", "Ш", "Ё", "Ё", "Ж", "Ю", "Ю", "\Я", "\Я", "А", "Б", "В", "Г", "Д", "Е", "З", "И", "Й", "К", "Л", "М", "Н", "О", "П", "Р", "С", "Т", "У", "Ф", "Х", "Ц", "Щ", "Ъ", "Ы", "Ь");





function quoteMessage()

{

	var selection;



	if (window.getSelection)

	{

		selection = window.getSelection();

		selection = selection.replace(/\r\n\r\n/gi, "_newstringhere_");

		selection = selection.replace(/\r\n/gi, " ");

		selection = selection.replace(/  /gi, "");

		selection = selection.replace(/_newstringhere_/gi, "\r\n\r\n");

	}

	else if (document.getSelection)

	{

		selection = document.getSelection();

		selection = selection.replace(/\r\n\r\n/gi, "_newstringhere_");

		selection = selection.replace(/\r\n/gi, " ");

		selection = selection.replace(/  /gi, "");

		selection = selection.replace(/_newstringhere_/gi, "\r\n\r\n");

	}

	else

	{

		selection = document.selection.createRange().text;

	}



	if (selection!="")

	{

		document.REPLIER.POST_MESSAGE.value += "[quote]"+selection+"[/quote]\n";

	}

}



function quoteMessageEx(theAuthor)

{

	var selection;

	if (document.getSelection)

	{

		selection = document.getSelection();

		selection = selection.replace(/\r\n\r\n/gi, "_newstringhere_");

		selection = selection.replace(/\r\n/gi, " ");

		selection = selection.replace(/  /gi, "");

		selection = selection.replace(/_newstringhere_/gi, "\r\n\r\n");

	}

	else

	{

		selection = document.selection.createRange().text;

	}

	if (selection!="")

	{

		document.REPLIER.POST_MESSAGE.value += "[quote]"+theAuthor+" <?echo GetMessage("JQOUTE_AUTHOR_WRITES");?>:\n"+selection+"[/quote]\n";

	}

}



function emoticon(theSmilie)

{

	doInsert(" " + theSmilie + " ", "", false);

//	theSmilie = ' '+theSmilie+' ';

//	if (document.REPLIER.POST_MESSAGE.caretPos && document.REPLIER.POST_MESSAGE.createTextRange)

//	{

//		var caretPos = document.REPLIER.POST_MESSAGE.caretPos;

//		caretPos.text = caretPos.text.charAt(caretPos.text.length - 1) == ' ' ? theSmilie : theSmilie;

//	}

//	else

//	{

//		document.REPLIER.POST_MESSAGE.value += theSmilie;

//	}

//

//	document.REPLIER.POST_MESSAGE.focus();

}



function storeCaret(textEl)

{

	if (textEl.createTextRange) textEl.caretPos = document.selection.createRange().duplicate();

}





function reply2author(name)

{

	document.REPLIER.POST_MESSAGE.value += "[b]"+name+"[/b]"+" \n";

}



function ValidateForm(form)

{

	MessageMax = 64000;

	MessageLength = document.REPLIER.POST_MESSAGE.value.length;

	errors = "";



	if (form.MESSAGE_TYPE.value != "REPLY")

	{

		if (document.REPLIER.TITLE)

		{

			if (document.REPLIER.TITLE.value.length < 2)

			{

				errors += "<?echo GetMessage("JERROR_NO_TOPIC_NAME");?>";

			}

		}

	}



	if (MessageLength < 2)

	{

		errors += "<?echo GetMessage("JERROR_NO_MESSAGE");?>";

    }



	if (MessageMax != 0)

	{

		if (MessageLength > MessageMax)

		{

			errors += "<?echo GetMessage("JERROR_MAX_LEN1");?>"+MessageMax+"<?echo GetMessage("JERROR_MAX_LEN2");?>"+MessageLength;

		}

	}



	if (errors != "")

	{

		alert(errors);

		return false;

	}

	else

	{

		document.REPLIER.submit.disabled = true;

		return true;

	}

}



function show_hints(msg)

{

	document.REPLIER.helpbox.value = eval( "help_" + msg );

}



// Insert simple tags: B, I, U, CODE, QUOTE

function simpletag(thetag)

{

	var tagOpen = eval(thetag + "_open");



	if (tagOpen == 0)

	{

		if (doInsert("[" + thetag + "]", "[/" + thetag + "]", true))

		{

			eval(thetag + "_open = 1");

			// Change the button status

			eval("document.REPLIER." + thetag + ".value += '*'");



			pushstack(bbtags, thetag);

			cstat();

			show_hints('click_close');

		}

	}

	else

	{

		// Find the last occurance of the opened tag

		lastindex = 0;



		for (i = 0 ; i < bbtags.length; i++ )

		{

			if ( bbtags[i] == thetag )

			{

				lastindex = i;

			}

		}



		// Close all tags opened up to that tag was opened

		while (bbtags[lastindex])

		{

			tagRemove = popstack(bbtags);

			doInsert("[/" + tagRemove + "]", "", false);



			// Change the button status

			eval("document.REPLIER." + tagRemove + ".value = ' " + tagRemove + " '");

			eval(tagRemove + "_open = 0");

		}



		cstat();

	}

}



// Insert font tag

function alterfont(theval, thetag)

{

	if (theval == 0)

		return;



	if (doInsert("[" + thetag + "=" + theval + "]", "[/" + thetag + "]", true))

		pushstack(bbtags, thetag);



	document.REPLIER.ffont.selectedIndex  = 0;

	document.REPLIER.fcolor.selectedIndex = 0;

}



// Insert url tag

function tag_url()

{

	var FoundErrors = '';

	var enterURL   = prompt(text_enter_url, "http://");

	var enterTITLE = prompt(text_enter_url_name, "My Webpage");



	if (!enterURL)

	{

		FoundErrors += " " + error_no_url;

	}

	if (!enterTITLE)

	{

		FoundErrors += " " + error_no_title;

	}



	if (FoundErrors)

	{

		alert("Error! " + FoundErrors);

		return;

	}



	doInsert("[URL="+enterURL+"]"+enterTITLE+"[/URL]", "", false);

}



// Insert image tag

function tag_image()

{

	var FoundErrors = '';

	var enterURL = prompt(text_enter_image, "http://");



	if (!enterURL)

	{

		FoundErrors += " " + error_no_url;

	}



	if (FoundErrors)

	{

		alert("Error! "+FoundErrors);

		return;

	}



	doInsert("[IMG]"+enterURL+"[/IMG]", "", false);

}



// Insert list tag

function tag_list()

{

	var listvalue = "init";

	var thelist = "[LIST]\n";



	while ( (listvalue != "") && (listvalue != null) ) 

	{

		listvalue = prompt(list_prompt, "");

		if ( (listvalue != "") && (listvalue != null) ) 

		{

			thelist = thelist+"[*]"+listvalue+"\n";

		}

	}



	doInsert(thelist + "[/LIST]\n", "", false);

}





// Main insert tag

// ibTag: opening tag

// ibClsTag: closing tag, used if we have selected text

// isSingle: true if we do not close the tag right now

// return value: true if the tag needs to be closed later

function doInsert(ibTag, ibClsTag, isSingle)

{

	var isClose = false;

	var obj_ta = document.REPLIER.POST_MESSAGE;



	if ( (myVersion >= 4) && is_ie && is_win)

	{

		// this doesn't work for NS, but it works for IE 4+ and compatible browsers

		if (obj_ta.isTextEdit)

		{

			obj_ta.focus();

			var sel = document.selection;

			var rng = sel.createRange();

			rng.colapse;

			if ((sel.type == "Text" || sel.type == "None") && rng != null)

			{

				if (ibClsTag != "" && rng.text.length > 0)

					ibTag += rng.text + ibClsTag;

				else if(isSingle)

					isClose = true;



				rng.text = ibTag;

			}

		}

		else

		{

			if (isSingle)

				isClose = true;



			obj_ta.value += ibTag;

		}

	}

	else

	{

		if (isSingle)

			isClose = true;



		obj_ta.value += ibTag;

	}



	obj_ta.focus();



	return isClose;

}	



// Close all tags

function closeall()

{

	if (bbtags[0]) 

	{

		while (bbtags[0]) 

		{

			tagRemove = popstack(bbtags);

			document.REPLIER.POST_MESSAGE.value += "[/" + tagRemove + "]";



			if ( (tagRemove != 'FONT') && (tagRemove != 'SIZE') && (tagRemove != 'COLOR') )

			{

				eval("document.REPLIER." + tagRemove + ".value = ' " + tagRemove + " '");

				eval(tagRemove + "_open = 0");

			}

		}

	}



	document.REPLIER.tagcount.value = 0;

	bbtags = new Array();

	document.REPLIER.POST_MESSAGE.focus();

}



// Stack functions

function pushstack(thearray, newval)

{

	arraysize = stacksize(thearray);

	thearray[arraysize] = newval;

}



function popstack(thearray)

{

	arraysize = stacksize(thearray);

	theval = thearray[arraysize - 1];

	delete thearray[arraysize - 1];

	return theval;

}



function stacksize(thearray)

{

	for (i = 0 ; i < thearray.length; i++ )

	{

		if ( (thearray[i] == "") || (thearray[i] == null) || (thearray == 'undefined') ) 

		{

			return i;

		}

	}



	return thearray.length;

}



// Show statistic

function cstat()

{

	var c = stacksize(bbtags);



	if ( (c < 1) || (c == null) )

	{

		c = 0;

	}



	if ( ! bbtags[0] )

	{

		c = 0;

	}



	document.REPLIER.tagcount.value = c;

}





function translit()

{

	var textar = document.REPLIER.POST_MESSAGE.value;

	if (textar)

	{

		for (i=0; i<smallEngLettersReg.length; i++)

		{

			textar = textar.replace(smallEngLettersReg[i], smallRusLetters[i]);

		}

		for (var i=0; i<capitEngLettersReg.length; i++)

		{

			textar = textar.replace(capitEngLettersReg[i], capitRusLetters[i]);

		} 

		document.REPLIER.POST_MESSAGE.value = textar;

	}

}