<!--
// bbCode control by
// subBlue design
// www.subBlue.com

// Startup variables
var imageTag = false;
var theSelection = false;

// Check for Browser & Platform for PC & IE specific bits
// More details from: http://www.mozilla.org/docs/web-developer/sniffer/browser_type.html
var clientPC = navigator.userAgent.toLowerCase(); // Get client info
var clientVer = parseInt(navigator.appVersion); // Get browser version

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);

// Helpline messages
b_help = "Fet tekst: [b]tekst[/b] (Alt+B)";
i_help = "Kursiv tekst: [i]tekst[/i] (Alt+I)";
u_help = "Understreket tekst: [u]tekst[/u] (Alt+U)";
q_help = "Sitat: [quote]sitat[/quote] (Alt+Q)";
c_help = "Kode: [code]kode[/code] (Alt+C)";
l_help = "Uordnet liste: [list]liste[/list] (Alt+L)";
o_help = "Ordnet liste: [list=]liste[/list] (Alt+O)";
p_help = "Sett inn bilde: [img]http://bildelink[/img] (Alt+P)";
w_help = "Sett inn link: [url]http://link[/url] eller [url=http://link]linktekst[/url] (Alt+w)";
a_help = "Lukk alle åpne BBKode-tagger";
s_help = "Tekstfarge: [color=red]tekst[/color] Tips: Du kan også bruke color=#FF0000";
f_help = "Tekststørrelse: [size=x-small]liten tekst[/size]";

// Define the bbCode tags
bbcode = new Array();
bbtags = new Array('[b]','[/b]','[i]','[/i]','[u]','[/u]','[quote]','[/quote]','[code]','[/code]','[list]','[/list]','[list=]','[/list]','[img]','[/img]','[url]','[/url]');
imageTag = false;

// Shows the help messages in the helpline window
function helpline(help) {
	document.post.helpbox.value = eval(help + "_help");
}


// Replacement for arrayname.length property
function getarraysize(thearray) {
	for (i = 0; i < thearray.length; i++) {
		if ((thearray[i] == "undefined") || (thearray[i] == "") || (thearray[i] == null))
			return i;
		}
	return thearray.length;
}

// Replacement for arrayname.push(value) not implemented in IE until version 5.5
// Appends element to the array
function arraypush(thearray,value) {
	thearray[ getarraysize(thearray) ] = value;
}

// Replacement for arrayname.pop() not implemented in IE until version 5.5
// Removes and returns the last element of an array
function arraypop(thearray) {
	thearraysize = getarraysize(thearray);
	retval = thearray[thearraysize - 1];
	delete thearray[thearraysize - 1];
	return retval;
}


function checkForm() {

	formErrors = false;

	if (document.post.message.value.length < 2) {
		formErrors = "Du må skrive inn en melding";
	}

	if (formErrors) {
		alert(formErrors);
		return false;
	} else {

		bbstyle(-1);
		//formObj.preview.disabled = true;
		//formObj.submit.disabled = true;
		return true;
	}
}

function emoticon(text) {
	var txtarea = document.post.message;
	text = ' ' + text + ' ';
	if (txtarea.createTextRange && txtarea.caretPos) {
		var caretPos = txtarea.caretPos;
		caretPos.text = caretPos.text.charAt(caretPos.text.length - 1) == ' ' ? caretPos.text + text + ' ' : caretPos.text + text;
		txtarea.focus();
	} else {
		txtarea.value  += text;
		txtarea.focus();
	}
}

function bbfontstyle(bbopen, bbclose) {
	var txtarea = document.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 bbstyle(bbnumber) {
	var txtarea = document.post.message;

	txtarea.focus();
	donotinsert = false;
	theSelection = false;
	bblast = 0;

	if (bbnumber == -1) { // Close all open tags & default button names
		while (bbcode[0]) {
			butnumber = arraypop(bbcode) - 1;
			txtarea.value += bbtags[butnumber + 1];
			buttext = eval('document.post.addbbcode' + butnumber + '.value');
			eval('document.post.addbbcode' + butnumber + '.value ="' + buttext.substr(0,(buttext.length - 1)) + '"');
		}
		imageTag = false; // All tags are closed including image tags :D
		txtarea.focus();
		return;
	}

	if ((clientVer >= 4) && is_ie && is_win)
	{
		theSelection = document.selection.createRange().text; // Get text selection
		if (theSelection) {
			// Add tags around selection
			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;
	}

	// Find last occurance of an open tag the same as the one just clicked
	for (i = 0; i < bbcode.length; i++) {
		if (bbcode[i] == bbnumber+1) {
			bblast = i;
			donotinsert = true;
		}
	}

	if (donotinsert) {		// Close all open tags up to the one just clicked & default button names
		while (bbcode[bblast]) {
				butnumber = arraypop(bbcode) - 1;
				txtarea.value += bbtags[butnumber + 1];
				buttext = eval('document.post.addbbcode' + butnumber + '.value');
				eval('document.post.addbbcode' + butnumber + '.value ="' + buttext.substr(0,(buttext.length - 1)) + '"');
				imageTag = false;
			}
			txtarea.focus();
			return;
	} else { // Open tags

		if (imageTag && (bbnumber != 14)) {		// Close image tag before adding another
			txtarea.value += bbtags[15];
			lastValue = arraypop(bbcode) - 1;	// Remove the close image tag from the list
			document.post.addbbcode14.value = "Img";	// Return button back to normal state
			imageTag = false;
		}

		// Open tag
		txtarea.value += bbtags[bbnumber];
		if ((bbnumber == 14) && (imageTag == false)) imageTag = 1; // Check to stop additional tags after an unclosed image tag
		arraypush(bbcode,bbnumber+1);
		eval('document.post.addbbcode'+bbnumber+'.value += "*"');
		txtarea.focus();
		return;
	}
	storeCaret(txtarea);
}

// From http://www.massless.org/mozedit/
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;
}

// Insert at Claret position. Code from
// http://www.faqts.com/knowledge_base/view.phtml/aid/1052/fid/130
function storeCaret(textEl) {
	if (textEl.createTextRange) textEl.caretPos = document.selection.createRange().duplicate();
}

//-->



/******************************************************************/
/* BBcodes pop-up */

//////////////////////////////////////////////////////////////////////////////

// Thanks to http://www.snook.ca for script

function xml (){
	if (typeof XMLHttpRequest == 'undefined') {
		objects = Array(
			'Microsoft.XmlHttp',
			'MSXML2.XmlHttp',
			'MSXML2.XmlHttp.3.0',
			'MSXML2.XmlHttp.4.0',
			'MSXML2.XmlHttp.5.0'
		);
		for (i = 0; i < objects.length; i++) {
			try {
				return new ActiveXObject(objects[i]);
			} catch (e) {}
		}
	} else {
		return new XMLHttpRequest();
	}
}

function element ( id )
{
	return document.getElementById ( id );	
}

function commentBB ( tag, typeofText )
{
	var textarea = null;
	
	switch ( typeofText )
	{
		case 1:
			var textarea = element('comment_edit_box_'+editID);
		break;
		
		case 0:
		default:
			var textarea = element('body');
		break;
	}
	
	var currentscroll = textarea.scrollTop;
	var topen = "";
	var tclose = "";
	var tprompt = "";
	var tprompt2 = "";
	
	switch ( tag )
	{
		case 'b':
			topen = '[b]';
			tclose = '[/b]';
		break;
		case 'i':
			topen = '[i]';
			tclose = '[/i]';
		break;
		case 'u':
			topen = '[u]';
			tclose = '[/u]';
		break;
		case 's':
			topen = '[s]';
			tclose = '[/s]';
		break;
		case 'center':
			topen = '[center]';
			tclose = '[/center]';
		break;
		/*
		case 'color':
			tprompt = prompt("Skriv en farge du ønsker på å ha på teksten, du kan også bruke hex-kode (#FF0000 f.eks):", "blue");
			tprompt2 = prompt("Teksten du vil ha i den valgte fargen:", "Denne teksten er blå");
			topen = '[color=' + tprompt + ']' + tprompt2 + '';
			tclose = '[/color]';
		break;
		case 'size':
			tprompt = prompt("Skriv en størrelse mellom 1-7 (der 7 er størst) du ønsker på å ha på teksten:", "3");
			tprompt2 = prompt("Teksten du vil ha i den valgte størrelsen:", "Denne teksten er i størrelse 3");
			topen = '[size=' + tprompt + ']' + tprompt2 + '';
			tclose = '[/size]';
		break;
		*/
		case 'font':
			tprompt = prompt("Skriv en skrifttype du ønsker å ha på teksten:", "Courier");
			tprompt2 = prompt("Teksten du vil ha i den valgte skrifttypen:", "Dette er skriftype Courier");
			topen = '[font=' + tprompt + ']' + tprompt2 + '';
			tclose = '[/font]';
		break;
		case 'list':
			tprompt = prompt("Skriv det første punktet i listen:", "Første punkt");
			tprompt2 = prompt("Skriv det andre punktet i listen (så forsetter du på samme måte for flere punkter):", "Andre punkt");
			topen = '[list][*]' + tprompt + '\n[*]' + tprompt2;
			tclose = '[/list]';
		break;
		case 'pre':
			topen = '[pre]';
			tclose = '[/pre]';
		break;
		case 'acronym':
			tprompt = prompt("Skriv akronymet, f.eks:", "DVD");
			tprompt2 = prompt("Skriv forklaringen, f.eks til eksempel-akronymet:", "Digital Versatile Disc");
			topen = '[acronym=' + tprompt2 + ']' + tprompt + '';
			tclose = '[/acronym]';
		break;
		case 'spoiler':
			topen = '[spoiler]';
			tclose = '[/spoiler]';
		break;
		case 'url':
			tprompt = prompt("Skriv adressen:", "http://");
			if(tprompt.length < 6) {
				alert("Denne URLen er ikke valid!");
				return false;
			}
			tprompt2 = prompt("Skriv en beskrivelse:", "Klikk meg");
			topen = '[url=' + tprompt + ']' + tprompt2 + '';
			tclose = '[/url]';
		break;
		case 'pic':
			tprompt = prompt("Skriv URL til bildet:", "http://");
			if(tprompt.length < 6) {
				alert("Denne URLen er ikke valid!");
				return false;
			}
			topen = '[img=' + tprompt + ']';
		break;
		case 'video':
			topen = '[video]';
			tclose = '[/video]';
		break;
		case 'code':
			topen = '[code]';
			tclose = '[/code]';
		break;
	}
	
	if(!textarea.setSelectionRange)
    {
        var selected = document.selection.createRange().text; 
        if(selected.length <= 0)
        { 
            // no text was selected so prompt the user for some text
            textarea.value += topen + " " + tclose;
        }
        else
        {
            // put the code around the selected text
            document.selection.createRange().text = topen + selected + tclose; 
        }

    }
    else
    {
        // the text before the selection
        var pretext = textarea.value.substring(0, textarea.selectionStart);
        
        // the selected text with tags before and after
        var codetext = topen + textarea.value.substring(textarea.selectionStart, textarea.selectionEnd) + tclose;

        // the text after the selection
        var posttext = textarea.value.substring(textarea.selectionEnd, textarea.value.length)
        
        // check if there was a selection
        if(codetext == topen + tclose)
        {
            //prompt the user
            codetext = topen + " " + tclose;
        }

        // update the text field
        textarea.value = pretext + codetext + posttext;
    }

    // set the focus on the text field
	textarea.scrollTop = currentscroll;
    textarea.focus();
}

/******************************************************************/


// WINDOWS POP-UP, SMILIES AND TAGS + SMILIES INSERT BY CLICK

function insertAtCursor(myField, myValue){
	if (document.selection)
	{
		myField.focus();
		sel = document.selection.createRange();
		sel.text = myValue;
	}
	else if (myField.selectionStart || myField.selectionStart == '0')
	{
		var startPos = myField.selectionStart;
		var endPos = myField.selectionEnd;
		myField.value = myField.value.substring(0, startPos) + myValue + myField.value.substring(endPos, myField.value.length);
		myField.focus();
	}
	else
	{
		myField.value += myValue;
	}
}

function Smilies(smile,form,text){
    smile = " "+smile+" ";
    insertAtCursor(document.forms[form].elements[text],smile);
    document.forms[form].elements[text].focus();
}

function PopMoreSmiles(form,name) {
         link='flere_smilies.php?form='+form+'&text='+name
         newWin=window.open(link,'moresmile','height=700,width=800,resizable=no,scrollbars=yes');
         if (window.focus) {newWin.focus()}
}

function MoreTags(form,name) {
         link='flere_tags.php?form='+form+'&text='+name
         newWin=window.open(link,'moresmile','height=700,width=850,resizable=no,scrollbars=yes');
         if (window.focus) {newWin.focus()}
}

function PopColorPicker(form,name) {
         link='color_picker_interface.html'
         newWin=window.open(link,'moresmile','height=700,width=850,resizable=no,scrollbars=yes');
         if (window.focus) {newWin.focus()}
}