bbtags   = new 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;
}

//--------------------------------------------
// Push stack
//--------------------------------------------

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

//--------------------------------------------
// Pop stack
//--------------------------------------------

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

//--------------------------------------------
// Close current open tag
//--------------------------------------------

function closelast()
{

	if (bbtags[0])
	{
		document.REPLIER.Post.value += "[/" + popstack(bbtags) + "]";
	}
	
	document.REPLIER.Post.focus();
	
}

//--------------------------------------------
// Close all tags
//--------------------------------------------

function closeall()
{
	if (bbtags[0])
	{
		while (bbtags[0])
		{
			document.REPLIER.Post.value += "[/" + popstack(bbtags) + "]";
		}
		
		document.REPLIER.Post.value += " ";
	}
	
	document.REPLIER.Post.focus();
}

//--------------------------------------------
// EMOTICONS
//--------------------------------------------

function emoticon(theSmilie)
	{
	if (document.REPLIER.Post.caretPos && document.REPLIER.Post.createTextRange)
	{
		var caretPos = document.REPLIER.Post.caretPos;
		caretPos.text = caretPos.text.charAt(caretPos.text.length - 1) == ' ' ? theSmilie + ' ' : theSmilie;
	}
	else
	{
    	document.REPLIER.Post.value += ' ' + theSmilie + ' ';
    }
    
    document.REPLIER.Post.focus();
}

//--------------------------------------------
// ADD CODE
//--------------------------------------------

function add_code(NewCode)
{
    document.REPLIER.Post.value += NewCode;
    document.REPLIER.Post.focus();
    return;
}

//--------------------------------------------
// ALTER FONT
//--------------------------------------------

function alterfont(theval, thetag)
{
    if (theval == 0)
    {
    	return;
    }
    else
    {
    	document.REPLIER.Post.value += "[" + thetag + "=" + theval + "]";
    	pushstack(bbtags, thetag);
    }
    
    document.REPLIER.ffont.selectedIndex  = 0;
    document.REPLIER.fsize.selectedIndex  = 0;
    document.REPLIER.fcolor.selectedIndex = 0;
    
    document.REPLIER.Post.focus();
}


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

function simpletag(thetag)
{
	document.REPLIER.Post.value += "[" + thetag + "]";
	
	pushstack(bbtags, thetag);
	
	document.REPLIER.Post.focus();
}

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;
    }
    var ToAdd = "[URL="+enterURL+"]"+enterTITLE+"[/URL]";
    document.REPLIER.Post.value+=ToAdd;
	document.REPLIER.Post.focus();
}

function tag_image()
{
    var FoundErrors = '';
    var enterURL   = prompt(text_enter_image, "http://");
    if (!enterURL) {
        FoundErrors += " " + error_no_url;
    }
    if (FoundErrors) {
        alert("Error!"+FoundErrors);
        return;
    }
    var ToAdd = "[IMG]"+enterURL+"[/IMG]";
    document.REPLIER.Post.value+=ToAdd;
	document.REPLIER.Post.focus();
}

function tag_email()
{
    var emailAddress = prompt(text_enter_email,"");
    if (!emailAddress) { alert(error_no_email); return; }
    var ToAdd = "[EMAIL]"+emailAddress+"[/EMAIL]";
    document.REPLIER.Post.value+=ToAdd;
	document.REPLIER.Post.focus();
}