/* +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
   Popup Window
   options example: 'height=565,width=400,left=10,top=10,resizable=yes,scrollbars=yes,toolbar=no,status=no'
	+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ */
var newwindow='';
function popup(url,windowname,options){
	newwindow=window.open(url,windowname,options);
	if (window.focus) {newwindow.focus()}
}

/* +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
	Insert smiley code
	+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ */
function insertCode(code) {
	var cache = document.tb_form.comment.value;
	this.code = code;
	document.tb_form.comment.value = cache + code;
	document.tb_form.comment.focus();
}


// **********************************************************************
// JS QuickTags version 1.2
// Copyright (c) 2002-2005 Alex King
// http://www.alexking.org/
// Licensed under the LGPL license
// http://www.gnu.org/copyleft/lesser.html
// This program is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 
// **********************************************************************
var edButtons = new Array();
var edLinks = new Array();
var edOpenTags = new Array();

function edButton(id, display, tagStart, tagEnd, access, open) {
	this.id = id;				// used to name the toolbar button
	this.display = display;		// label on button
	this.tagStart = tagStart; 	// open tag
	this.tagEnd = tagEnd;		// close tag
	this.access = access;		
	this.open = open;			// set to -1 if tag does not need to be closed
}
/* 0 */
edButtons.push(
	new edButton(
		'ed_bold'
		,'B'
		,'[b]'
		,'[/b]'
		,'b'
	)
);
/* 1 */
edButtons.push(
	new edButton(
		'ed_italic'
		,'I'
		,'[i]'
		,'[/i]'
		,'i'
	)
);
/* 2 */
edButtons.push(
	new edButton(
		'ed_link'
		,'Link'
		,''
		,''
		,'a'
		,-1
	)
); // special case
/* 3 */
edButtons.push(
	new edButton(
		'ed_img'
		,'IMG'
		,''
		,''
		,'m'
		,-1
	)
);
/* 4 */
edButtons.push(
	new edButton(
		'ed_block'
		,'B-QUOTE'
		,'[QUOTE=]'
		,'[/QUOTE]'
		,'q'
	)
);
/* 5 */
edButtons.push(
	new edButton(
		'ed_code'
		,'CODE'
		,'[code]'
		,'[/code]'
		,'c'
	)
);

/* 6 */
edButtons.push(
	new edButton(
		'ed_under'
		,'U'
		,'[u]'
		,'[/u]'
	)
);
/* 7 */
edButtons.push(
	new edButton(
		'ed_big'
		,'Big'
		,'[big]'
		,'[/big]'
	)
);
/* 8 */
edButtons.push(
	new edButton(
		'ed_small'
		,'Small'
		,'[small]'
		,'[/small]'
	)
);
/* 9 */
edButtons.push(
	new edButton(
		'ed_center'
		,'Center'
		,'[center]'
		,'[/center]'
	)
);
/* 10 */
edButtons.push(
	new edButton(
		'ed_font'
		,'Font'
		,'[font color="red"]'
		,'[/font]'
	)
);
/* 11 */
edButtons.push(
	new edButton(
		'ed_spoiler'
		,'Spoiler'
		,'[sp]'
		,'[/sp]'
	)
);
/* 12 */
edButtons.push(
	new edButton(
		'ed_timesnewroman'
		,'Times New Roman'
		,'[font=Times New Roman]'
		,'[/font]'
	)
);
/* 13 */
edButtons.push(
	new edButton(
		'ed_bookantiqua'
		,'Book Antiqua'
		,'[font=Book Antiqua]'
		,'[/font]'
	)
);
/* 14 */
edButtons.push(
	new edButton(
		'ed_couriernew'
		,'Courier New'
		,'[font=Courier New]'
		,'[/font]'
	)
);
/* 15 */
edButtons.push(
	new edButton(
		'ed_comicsans'
		,'Comic Sans'
		,'[font=Comic Sans]'
		,'[/font]'
	)
);
/* 16 */
edButtons.push(
	new edButton(
		'ed_fantasy'
		,'Fantasy'
		,'[font=fantasy]'
		,'[/font]'
	)
);

/* 17 */
edButtons.push(
	new edButton(
		'ed_arial'
		,'Arial'
		,'[font=arial]'
		,'[/font]'
	)
);



var extendedStart = edButtons.length;
// below here are the extended buttons
// removed the extended buttons for TalkBack

function edLink(display, URL, newWin) {
	this.display = display;
	this.URL = URL;
	if (!newWin) {
		newWin = 0;
	}
	this.newWin = newWin;
}

edLinks[edLinks.length] = new edLink('alexking.org'
                                    ,'http://www.alexking.org/'
                                    );

function edShowButton(button, i) {
	if (button.access) {
		var accesskey = ' accesskey = "' + button.access + '"'
	}
	else {
		var accesskey = '';
	}
	switch (button.id) {
		case 'ed_img':
			document.write('<input type="button" id="' + button.id + '" ' + ' class="ed_button" onclick="edInsertImage(comment);" value="' + button.display + '" />');
			break;
		case 'ed_link':
			document.write('<input type="button" id="' + button.id + '" ' + ' class="ed_button" onclick="edInsertLink(comment, ' + i + ');" value="' + button.display + '" />');
			break;
		default:
			document.write('<input type="button" id="' + button.id + '" ' + ' class="ed_button" onclick="tbInsertTag(comment, ' + i + ');" value="' + button.display + '"  />');
			break;
	}
}

function edShowLinks() {
	var tempStr = '<select onchange="edQuickLink(this.options[this.selectedIndex].value, this);"><option value="-1" selected>(Quick Links)</option>';
	for (i = 0; i < edLinks.length; i++) {
		tempStr += '<option value="' + i + '">' + edLinks[i].display + '</option>';
	}
	tempStr += '</select>';
	document.write(tempStr);
}

function edAddTag(button) {
	if (edButtons[button].tagEnd != '') {
		edOpenTags[edOpenTags.length] = button;
		document.getElementById(edButtons[button].id).value = '/' + document.getElementById(edButtons[button].id).value;
	}
}

function edRemoveTag(button) {
	for (i = 0; i < edOpenTags.length; i++) {
		if (edOpenTags[i] == button) {
			edOpenTags.splice(i, 1);
			document.getElementById(edButtons[button].id).value = 		document.getElementById(edButtons[button].id).value.replace('/', '');
		}
	}
}

function edCheckOpenTags(button) {
	var tag = 0;
	for (i = 0; i < edOpenTags.length; i++) {
		if (edOpenTags[i] == button) {
			tag++;
		}
	}
	if (tag > 0) {
		return true; // tag found
	}
	else {
		return false; // tag not found
	}
}	


function edQuickLink(i, thisSelect) {
	if (i > -1) {
		var newWin = '';
		var newWindow = document.getElementById('tb-link-target').innerHTML;
		if (newWindow == 1) {
			newWin = ' target="_blank"';
		}
		var tempStr = '[url="' + edLinks[i].URL + '"' + newWin + '/]' 
		            + edLinks[i].display
		            + '[/url]';
		thisSelect.selectedIndex = 0;
		edInsertContent(comment, tempStr);
	}
	else {
		thisSelect.selectedIndex = 0;
	}
}


function edToolbar() {
	document.write('<div id="ed_toolbar"><span>');
	for (i = 0; i < extendedStart; i++) {
		edShowButton(edButtons[i], i);
	}

		
	for (i = extendedStart; i < edButtons.length; i++) {
		edShowButton(edButtons[i], i);
	}
	document.write('</span>');
//	edShowLinks();
	document.write('</div>');
}

// insertion code

function tbInsertTag(myField, i) {
	//IE support
	if (document.selection) {
		myField.focus();
	    sel = document.selection.createRange();
		if (sel.text.length > 0) {
			sel.text = edButtons[i].tagStart + sel.text + edButtons[i].tagEnd;
		}
		else {
			if (!edCheckOpenTags(i) || edButtons[i].tagEnd == '') {
				sel.text = edButtons[i].tagStart;
				edAddTag(i);
			}
			else {
				sel.text = edButtons[i].tagEnd;
				edRemoveTag(i);
			}
		}
		myField.focus();
	}
	//MOZILLA/NETSCAPE support
	else if (myField.selectionStart || myField.selectionStart == '0') {
		var startPos = myField.selectionStart;
		var endPos = myField.selectionEnd;
		var cursorPos = endPos;
		var scrollTop = myField.scrollTop;
		if (startPos != endPos) {
			myField.value = myField.value.substring(0, startPos)
			              + edButtons[i].tagStart
			              + myField.value.substring(startPos, endPos) 
			              + edButtons[i].tagEnd
			              + myField.value.substring(endPos, myField.value.length);
			cursorPos += edButtons[i].tagStart.length + edButtons[i].tagEnd.length;
		}
		else {
			if (!edCheckOpenTags(i) || edButtons[i].tagEnd == '') {
				myField.value = myField.value.substring(0, startPos) 
				              + edButtons[i].tagStart
				              + myField.value.substring(endPos, myField.value.length);
				edAddTag(i);
				cursorPos = startPos + edButtons[i].tagStart.length;
			}
			else {
				myField.value = myField.value.substring(0, startPos) 
				              + edButtons[i].tagEnd
				              + myField.value.substring(endPos, myField.value.length);
				edRemoveTag(i);
				cursorPos = startPos + edButtons[i].tagEnd.length;
			}
		}
		myField.focus();
		myField.selectionStart = cursorPos;
		myField.selectionEnd = cursorPos;
		myField.scrollTop = scrollTop;
	}
	else {
		if (!edCheckOpenTags(i) || edButtons[i].tagEnd == '') {
			myField.value += edButtons[i].tagStart;
			edAddTag(i);
		}
		else {
			myField.value += edButtons[i].tagEnd;
			edRemoveTag(i);
		}
		myField.focus();
	}
}

function edInsertContent(myField, myValue) {
	//IE support
	if (document.selection) {
		myField.focus();
		sel = document.selection.createRange();
		sel.text = myValue;
		myField.focus();
	}
	//MOZILLA/NETSCAPE support
	else if (myField.selectionStart || myField.selectionStart == '0') {
		var startPos = myField.selectionStart;
		var endPos = myField.selectionEnd;
		var scrollTop = myField.scrollTop;
		myField.value = myField.value.substring(0, startPos)
		              + myValue 
                      + myField.value.substring(endPos, myField.value.length);
		myField.focus();
		myField.selectionStart = startPos + myValue.length;
		myField.selectionEnd = startPos + myValue.length;
		myField.scrollTop = scrollTop;
	} else {
		myField.value += myValue;
		myField.focus();
	}
}

function edInsertLink(myField, i, target) {
	defaultValue = 'http://';
	if (target == 1) {
		target = 'target="_blank"';
	} else {
		target = '';
	}
	var URL = prompt('Enter the URL' ,defaultValue);
	var TEXT = prompt('Enter the link text' ,'');
	if (URL && TEXT) {
		edButtons[i].tagStart = '[url=' + URL + '/]' + TEXT + '[/url]';
		tbInsertTag(myField, i);
	}
}

function edInsertImage(myField) {
	var myValue = prompt('Enter the URL of the image', 'http://');
	if (myValue) {
		myValue = '[IMG]' 
				+ myValue 
				+ '[/IMG]';
		edInsertContent(myField, myValue);
	}
}