/**
 * Provides inserting of BBcodes and smilies
 *
 * @copyright (C) 2008-2009 PunBB
 * @license http://www.gnu.org/licenses/gpl.html GPL version 2 or higher
 * @package pun_bbcode
 */

function insert_text(open, close)
{

	msgfield = (document.all) ? document.all.req_message : ((document.getElementById('afocus') != null) ? (document.getElementById('afocus').req_message) : (document.getElementsByName('req_message')[0]));

	// IE support
	if (document.selection && document.selection.createRange)
	{
		msgfield.focus();
		sel = document.selection.createRange();
		sel.text = open + sel.text + close;
		msgfield.focus();
	}

	// Moz support
	else if (msgfield.selectionStart || msgfield.selectionStart == '0')
	{
		var startPos = msgfield.selectionStart;
		var endPos = msgfield.selectionEnd;

		msgfield.value = msgfield.value.substring(0, startPos) + open + msgfield.value.substring(startPos, endPos) + close + msgfield.value.substring(endPos, msgfield.value.length);
		msgfield.selectionStart = msgfield.selectionEnd = endPos + open.length + close.length;
		msgfield.focus();
	}

	// Fallback support for other browsers
	else
	{
		msgfield.value += open + close;
		msgfield.focus();
	}

	return;
}
function insertAtCaret (textObj, textFieldValue) { 
	if (document.all) { 
		if (textObj.createTextRange && textObj.caretPos && !window.opera) { 
			var caretPos = textObj.caretPos; 
			caretPos.text = caretPos.text.charAt(caretPos.text.length - 1) == ' ' ?textFieldValue + ' ' : textFieldValue; 
		} else { 
			textObj.value += textFieldValue; 
		} 
	} else { 
		if (textObj.selectionStart) { 
			var rangeStart = textObj.selectionStart; 
			var rangeEnd = textObj.selectionEnd; 
			var tempStr1 = textObj.value.substring(0, rangeStart); 
			var tempStr2 = textObj.value.substring(rangeEnd, textObj.value.length); 
			textObj.value = tempStr1 + textFieldValue + tempStr2; 
			textObj.selectionStart = textObj.selectionEnd = rangeStart + textFieldValue.length;
		} else { 
			textObj.value += textFieldValue; 
		} 
	} 
}
function pasteN(text) { 
	if (text != '' && document.forms['qpost']['fld1'])
	insertAtCaret(document.forms['qpost']['fld1'], "[b]" + text + "[/b]\n");
}