function algn()
{
	var al=vbform.item('align').options[vbform.item('align').selectedIndex].value;
	if (al!='')
		{
			vbform.item('message').value+='[align]'+al+'[/align]';
		}
}
function clan()
{
	var ful=vbform.item('cln').options[vbform.item('cln').selectedIndex].value;
	if (ful!='')
		{
			var alig=ful.substring(0,ful.indexOf(',',0));
			var clan=ful.substring(ful.indexOf(',',0)+1,ful.length);
			vbform.item('message').value+='[cicon='+alig+']'+clan+'[/cicon]';
		}
}
function getPersName(){
	var nm = prompt("Ââåäèòå íèê ïåðñîíàæà","");
	if ((nm != null) && (nm != ""))
		vbform.item('message').value+='[pers]'+nm+'[/pers]';
}
function aligner(alig){
	var nm = prompt("Ââåäè òåêñò, êîòîðûé äîëæåí áûòü âûðîâíåí","");
	if ((nm != null) && (nm != ""))
		vbform.item('message').value+='[aligner='+alig+']'+nm+'[/aligner]';
}
function hiddner(){
		vbform.item('message').value+='[hidden=íàäïèñü][/hidden]';
}
function gerber(){
		var ful=vbform.item('gerb').options[vbform.item('gerb').selectedIndex].value;
		if(ful!='')
			vbform.item('message').value+='[gerb]'+ful+'[/gerb]';
}

//--------------------------------------------
// Set up our simple tag open values
//--------------------------------------------

var B_open = 0;
var I_open = 0;
var U_open = 0;
var QUOTE_open = 0;
var CODE_open = 0;
var SQL_open = 0;
var HTML_open = 0;

var bbtags   = new Array();

// Sniffer based on http://www.mozilla.org/docs/web-developer/sniffer/browser_type.html

var uagent    = navigator.userAgent.toLowerCase();
var is_safari = ( (uagent.indexOf('safari') != -1) || (navigator.vendor == "Apple Computer, Inc.") );
var is_ie     = ( (uagent.indexOf('msie') != -1) && (!is_opera) && (!is_safari) && (!is_webtv) );
var is_ie4    = ( (is_ie) && (uagent.indexOf("msie 4.") != -1) );
var is_moz    = (navigator.product == 'Gecko');
var is_ns     = ( (uagent.indexOf('compatible') == -1) && (uagent.indexOf('mozilla') != -1) && (!is_opera) && (!is_webtv) && (!is_safari) );
var is_ns4    = ( (is_ns) && (parseInt(navigator.appVersion) == 4) );
var is_opera  = (uagent.indexOf('opera') != -1);
var is_kon    = (uagent.indexOf('konqueror') != -1);
var is_webtv  = (uagent.indexOf('webtv') != -1);

var is_win    =  ( (uagent.indexOf("win") != -1) || (uagent.indexOf("16bit") !=- 1) );
var is_mac    = ( (uagent.indexOf("mac") != -1) || (navigator.vendor == "Apple Computer, Inc.") );
var ua_vers   = parseInt(navigator.appVersion);


//==========================================
// Array: Push stack
//==========================================

function pushstack(thearray, newval)
{
	arraysize = stacksize(thearray);
	thearray[arraysize] = newval;
}

//==========================================
// Array: Get stack size
//==========================================

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


//==========================================
// Array: Pop stack
//==========================================

function popstack(thearray)
{
	arraysize = stacksize(thearray);
	theval = thearray[arraysize - 1];
	delete thearray[arraysize - 1];
	return theval;
}

//==========================================
// Set the number of tags open box
//==========================================

function cstat()
{
	var c = stacksize(bbtags);
	
	if ( (c < 1) || (c == null) ) {
		c = 0;
	}
	
	if ( ! bbtags[0] ) {
		c = 0;
	}
	
	document.vbform.tagcount.value = c;
}

//==========================================
// SIMPLE TAGS (such as B, I U, etc)
//==========================================

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.vbform." + thetag + ".value += '*'");
		
				pushstack(bbtags, thetag);
				cstat();
			}
		}
		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
				//--------------------------------------------
				
				if ( (tagRemove != 'FONT') && (tagRemove != 'SIZE') && (tagRemove != 'COLOR') )
				{
					eval("document.vbform." + tagRemove + ".value = ' " + tagRemove + " '");
					eval(tagRemove + "_open = 0");
				}
			}
			
			cstat();
		}
	}
}

//--------------------------------------------
// GENERAL INSERT FUNCTION
//--------------------------------------------
// 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.vbform.item('message');
	
	//----------------------------------------
	// It's IE!
	//----------------------------------------
	if ( (ua_vers >= 4) && is_ie && is_win)
	{
		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;
		}
	}
	//----------------------------------------
	// It's MOZZY!
	//----------------------------------------
	
	else if ( obj_ta.selectionEnd )
	{ 
		var ss = obj_ta.selectionStart;
		var st = obj_ta.scrollTop;
		var es = obj_ta.selectionEnd;
		
		if (es <= 2)
		{
			es = obj_ta.textLength;
		}
		
		var start  = (obj_ta.value).substring(0, ss);
		var middle = (obj_ta.value).substring(ss, es);
		var end    = (obj_ta.value).substring(es, obj_ta.textLength);
		
		//-----------------------------------
		// text range?
		//-----------------------------------
		
		if (obj_ta.selectionEnd - obj_ta.selectionStart > 0)
		{
			middle = ibTag + middle + ibClsTag;
		}
		else
		{
			middle = ibTag + middle;
			
			if (isSingle)
			{
				isClose = true;
			}
		}
		
		obj_ta.value = start + middle + end;
		
		var cpos = ss + (middle.length);
		
		obj_ta.selectionStart = cpos;
		obj_ta.selectionEnd   = cpos;
		obj_ta.scrollTop      = st;


	}
	//----------------------------------------
	// It's CRAPPY!
	//----------------------------------------
	else
	{
		if (isSingle)
		{
			isClose = true;
		}
		
		obj_ta.value += ibTag;
	}
	
	obj_ta.focus();

	return isClose;
}