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1/* This notice must be untouched at all times.
2Copyright (c) 2002-2008 Walter Zorn. All rights reserved.
3
4wz_tooltip.js	 v. 5.31
5
6The latest version is available at
7http://www.walterzorn.com
8or http://www.devira.com
9or http://www.walterzorn.de
10
11Created 1.12.2002 by Walter Zorn (Web: http://www.walterzorn.com )
12Last modified: 7.11.2008
13
14Easy-to-use cross-browser tooltips.
15Just include the script at the beginning of the <body> section, and invoke
16Tip('Tooltip text') to show and UnTip() to hide the tooltip, from the desired
17HTML eventhandlers. Example:
18<a onmouseover="Tip('Some text')" onmouseout="UnTip()" href="index.htm">My home page</a>
19No container DIV required.
20By default, width and height of tooltips are automatically adapted to content.
21Is even capable of dynamically converting arbitrary HTML elements to tooltips
22by calling TagToTip('ID_of_HTML_element_to_be_converted') instead of Tip(),
23which means you can put important, search-engine-relevant stuff into tooltips.
24Appearance & behaviour of tooltips can be individually configured
25via commands passed to Tip() or TagToTip().
26
27Tab Width: 4
28LICENSE: LGPL
29
30This library is free software; you can redistribute it and/or
31modify it under the terms of the GNU Lesser General Public
32License (LGPL) as published by the Free Software Foundation; either
33version 2.1 of the License, or (at your option) any later version.
34
35This library is distributed in the hope that it will be useful,
36but WITHOUT ANY WARRANTY; without even the implied warranty of
37MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
38
39For more details on the GNU Lesser General Public License,
40see http://www.gnu.org/copyleft/lesser.html
41*/
42
43var config = new Object();
44
45
46//===================  GLOBAL TOOLTIP CONFIGURATION  =========================//
47var tt_Debug	= true		// false or true - recommended: false once you release your page to the public
48var tt_Enabled	= true		// Allows to (temporarily) suppress tooltips, e.g. by providing the user with a button that sets this global variable to false
49var TagsToTip	= true		// false or true - if true, HTML elements to be converted to tooltips via TagToTip() are automatically hidden;
50							// if false, you should hide those HTML elements yourself
51
52// For each of the following config variables there exists a command, which is
53// just the variablename in uppercase, to be passed to Tip() or TagToTip() to
54// configure tooltips individually. Individual commands override global
55// configuration. Order of commands is arbitrary.
56// Example: onmouseover="Tip('Tooltip text', LEFT, true, BGCOLOR, '#FF9900', FADEIN, 400)"
57
58config. Above			= false		// false or true - tooltip above mousepointer
59config. BgColor			= '#E2E7FF'	// Background colour (HTML colour value, in quotes)
60config. BgImg			= ''		// Path to background image, none if empty string ''
61config. BorderColor		= '#003099'
62config. BorderStyle		= 'solid'	// Any permitted CSS value, but I recommend 'solid', 'dotted' or 'dashed'
63config. BorderWidth		= 1
64config. CenterMouse		= false		// false or true - center the tip horizontally below (or above) the mousepointer
65config. ClickClose		= false		// false or true - close tooltip if the user clicks somewhere
66config. ClickSticky		= false		// false or true - make tooltip sticky if user left-clicks on the hovered element while the tooltip is active
67config. CloseBtn		= false		// false or true - closebutton in titlebar
68config. CloseBtnColors	= ['#990000', '#FFFFFF', '#DD3333', '#FFFFFF']	// [Background, text, hovered background, hovered text] - use empty strings '' to inherit title colours
69config. CloseBtnText	= '&nbsp;X&nbsp;'	// Close button text (may also be an image tag)
70config. CopyContent		= true		// When converting a HTML element to a tooltip, copy only the element's content, rather than converting the element by its own
71config. Delay			= 400		// Time span in ms until tooltip shows up
72config. Duration		= 0			// Time span in ms after which the tooltip disappears; 0 for infinite duration, < 0 for delay in ms _after_ the onmouseout until the tooltip disappears
73config. Exclusive		= false		// false or true - no other tooltip can appear until the current one has actively been closed
74config. FadeIn			= 100		// Fade-in duration in ms, e.g. 400; 0 for no animation
75config. FadeOut			= 100
76config. FadeInterval	= 30		// Duration of each fade step in ms (recommended: 30) - shorter is smoother but causes more CPU-load
77config. Fix				= null		// Fixated position, two modes. Mode 1: x- an y-coordinates in brackets, e.g. [210, 480]. Mode 2: Show tooltip at a position related to an HTML element: [ID of HTML element, x-offset, y-offset from HTML element], e.g. ['SomeID', 10, 30]. Value null (default) for no fixated positioning.
78config. FollowMouse		= true		// false or true - tooltip follows the mouse
79config. FontColor		= '#000044'
80config. FontFace		= 'Verdana,Geneva,sans-serif'
81config. FontSize		= '8pt'		// E.g. '9pt' or '12px' - unit is mandatory
82config. FontWeight		= 'normal'	// 'normal' or 'bold';
83config. Height			= 0			// Tooltip height; 0 for automatic adaption to tooltip content, < 0 (e.g. -100) for a maximum for automatic adaption
84config. JumpHorz		= false		// false or true - jump horizontally to other side of mouse if tooltip would extend past clientarea boundary
85config. JumpVert		= true		// false or true - jump vertically		"
86config. Left			= false		// false or true - tooltip on the left of the mouse
87config. OffsetX			= 14		// Horizontal offset of left-top corner from mousepointer
88config. OffsetY			= 8			// Vertical offset
89config. Opacity			= 100		// Integer between 0 and 100 - opacity of tooltip in percent
90config. Padding			= 3			// Spacing between border and content
91config. Shadow			= false		// false or true
92config. ShadowColor		= '#C0C0C0'
93config. ShadowWidth		= 5
94config. Sticky			= false		// false or true - fixate tip, ie. don't follow the mouse and don't hide on mouseout
95config. TextAlign		= 'left'	// 'left', 'right' or 'justify'
96config. Title			= ''		// Default title text applied to all tips (no default title: empty string '')
97config. TitleAlign		= 'left'	// 'left' or 'right' - text alignment inside the title bar
98config. TitleBgColor	= ''		// If empty string '', BorderColor will be used
99config. TitleFontColor	= '#FFFFFF'	// Color of title text - if '', BgColor (of tooltip body) will be used
100config. TitleFontFace	= ''		// If '' use FontFace (boldified)
101config. TitleFontSize	= ''		// If '' use FontSize
102config. TitlePadding	= 2
103config. Width			= 0			// Tooltip width; 0 for automatic adaption to tooltip content; < -1 (e.g. -240) for a maximum width for that automatic adaption;
104									// -1: tooltip width confined to the width required for the titlebar
105//=======  END OF TOOLTIP CONFIG, DO NOT CHANGE ANYTHING BELOW  ==============//
106
107
108
109
110//=====================  PUBLIC  =============================================//
111function Tip()
112{
113	tt_Tip(arguments, null);
114}
115function TagToTip()
116{
117	var t2t = tt_GetElt(arguments[0]);
118	if(t2t)
119		tt_Tip(arguments, t2t);
120}
121function UnTip()
122{
123	tt_OpReHref();
124	if(tt_aV[DURATION] < 0 && (tt_iState & 0x2))
125		tt_tDurt.Timer("tt_HideInit()", -tt_aV[DURATION], true);
126	else if(!(tt_aV[STICKY] && (tt_iState & 0x2)))
127		tt_HideInit();
128}
129
130//==================  PUBLIC PLUGIN API	 =====================================//
131// Extension eventhandlers currently supported:
132// OnLoadConfig, OnCreateContentString, OnSubDivsCreated, OnShow, OnMoveBefore,
133// OnMoveAfter, OnHideInit, OnHide, OnKill
134
135var tt_aElt = new Array(10), // Container DIV, outer title & body DIVs, inner title & body TDs, closebutton SPAN, shadow DIVs, and IFRAME to cover windowed elements in IE
136tt_aV = new Array(),	// Caches and enumerates config data for currently active tooltip
137tt_sContent,			// Inner tooltip text or HTML
138tt_t2t, tt_t2tDad,		// Tag converted to tip, and its DOM parent element
139tt_musX, tt_musY,
140tt_over,
141tt_x, tt_y, tt_w, tt_h; // Position, width and height of currently displayed tooltip
142
143function tt_Extension()
144{
145	tt_ExtCmdEnum();
146	tt_aExt[tt_aExt.length] = this;
147	return this;
148}
149function tt_SetTipPos(x, y)
150{
151	var css = tt_aElt[0].style;
152
153	tt_x = x;
154	tt_y = y;
155	css.left = x + "px";
156	css.top = y + "px";
157	if(tt_ie56)
158	{
159		var ifrm = tt_aElt[tt_aElt.length - 1];
160		if(ifrm)
161		{
162			ifrm.style.left = css.left;
163			ifrm.style.top = css.top;
164		}
165	}
166}
167function tt_HideInit()
168{
169	if(tt_iState)
170	{
171		tt_ExtCallFncs(0, "HideInit");
172		tt_iState &= ~(0x4 | 0x8);
173		if(tt_flagOpa && tt_aV[FADEOUT])
174		{
175			tt_tFade.EndTimer();
176			if(tt_opa)
177			{
178				var n = Math.round(tt_aV[FADEOUT] / (tt_aV[FADEINTERVAL] * (tt_aV[OPACITY] / tt_opa)));
179				tt_Fade(tt_opa, tt_opa, 0, n);
180				return;
181			}
182		}
183		tt_tHide.Timer("tt_Hide();", 1, false);
184	}
185}
186function tt_Hide()
187{
188	if(tt_db && tt_iState)
189	{
190		tt_OpReHref();
191		if(tt_iState & 0x2)
192		{
193			tt_aElt[0].style.visibility = "hidden";
194			tt_ExtCallFncs(0, "Hide");
195		}
196		tt_tShow.EndTimer();
197		tt_tHide.EndTimer();
198		tt_tDurt.EndTimer();
199		tt_tFade.EndTimer();
200		if(!tt_op && !tt_ie)
201		{
202			tt_tWaitMov.EndTimer();
203			tt_bWait = false;
204		}
205		if(tt_aV[CLICKCLOSE] || tt_aV[CLICKSTICKY])
206			tt_RemEvtFnc(document, "mouseup", tt_OnLClick);
207		tt_ExtCallFncs(0, "Kill");
208		// In case of a TagToTip tip, hide converted DOM node and
209		// re-insert it into DOM
210		if(tt_t2t && !tt_aV[COPYCONTENT])
211			tt_UnEl2Tip();
212		tt_iState = 0;
213		tt_over = null;
214		tt_ResetMainDiv();
215		if(tt_aElt[tt_aElt.length - 1])
216			tt_aElt[tt_aElt.length - 1].style.display = "none";
217	}
218}
219function tt_GetElt(id)
220{
221	return(document.getElementById ? document.getElementById(id)
222			: document.all ? document.all[id]
223			: null);
224}
225function tt_GetDivW(el)
226{
227	return(el ? (el.offsetWidth || el.style.pixelWidth || 0) : 0);
228}
229function tt_GetDivH(el)
230{
231	return(el ? (el.offsetHeight || el.style.pixelHeight || 0) : 0);
232}
233function tt_GetScrollX()
234{
235	return(window.pageXOffset || (tt_db ? (tt_db.scrollLeft || 0) : 0));
236}
237function tt_GetScrollY()
238{
239	return(window.pageYOffset || (tt_db ? (tt_db.scrollTop || 0) : 0));
240}
241function tt_GetClientW()
242{
243	return tt_GetWndCliSiz("Width");
244}
245function tt_GetClientH()
246{
247	return tt_GetWndCliSiz("Height");
248}
249function tt_GetEvtX(e)
250{
251	return (e ? ((typeof(e.pageX) != tt_u) ? e.pageX : (e.clientX + tt_GetScrollX())) : 0);
252}
253function tt_GetEvtY(e)
254{
255	return (e ? ((typeof(e.pageY) != tt_u) ? e.pageY : (e.clientY + tt_GetScrollY())) : 0);
256}
257function tt_AddEvtFnc(el, sEvt, PFnc)
258{
259	if(el)
260	{
261		if(el.addEventListener)
262			el.addEventListener(sEvt, PFnc, false);
263		else
264			el.attachEvent("on" + sEvt, PFnc);
265	}
266}
267function tt_RemEvtFnc(el, sEvt, PFnc)
268{
269	if(el)
270	{
271		if(el.removeEventListener)
272			el.removeEventListener(sEvt, PFnc, false);
273		else
274			el.detachEvent("on" + sEvt, PFnc);
275	}
276}
277function tt_GetDad(el)
278{
279	return(el.parentNode || el.parentElement || el.offsetParent);
280}
281function tt_MovDomNode(el, dadFrom, dadTo)
282{
283	if(dadFrom)
284		dadFrom.removeChild(el);
285	if(dadTo)
286		dadTo.appendChild(el);
287}
288
289//======================  PRIVATE  ===========================================//
290var tt_aExt = new Array(),	// Array of extension objects
291
292tt_db, tt_op, tt_ie, tt_ie56, tt_bBoxOld,	// Browser flags
293tt_body,
294tt_ovr_,				// HTML element the mouse is currently over
295tt_flagOpa,				// Opacity support: 1=IE, 2=Khtml, 3=KHTML, 4=Moz, 5=W3C
296tt_maxPosX, tt_maxPosY,
297tt_iState = 0,			// Tooltip active |= 1, shown |= 2, move with mouse |= 4, exclusive |= 8
298tt_opa,					// Currently applied opacity
299tt_bJmpVert, tt_bJmpHorz,// Tip temporarily on other side of mouse
300tt_elDeHref,			// The tag from which we've removed the href attribute
301// Timer
302tt_tShow = new Number(0), tt_tHide = new Number(0), tt_tDurt = new Number(0),
303tt_tFade = new Number(0), tt_tWaitMov = new Number(0),
304tt_bWait = false,
305tt_u = "undefined";
306
307
308function tt_Init()
309{
310	tt_MkCmdEnum();
311	// Send old browsers instantly to hell
312	if(!tt_Browser() || !tt_MkMainDiv())
313		return;
314	tt_IsW3cBox();
315	tt_OpaSupport();
316	tt_AddEvtFnc(document, "mousemove", tt_Move);
317	// In Debug mode we search for TagToTip() calls in order to notify
318	// the user if they've forgotten to set the TagsToTip config flag
319	if(TagsToTip || tt_Debug)
320		tt_SetOnloadFnc();
321	// Ensure the tip be hidden when the page unloads
322	tt_AddEvtFnc(window, "unload", tt_Hide);
323}
324// Creates command names by translating config variable names to upper case
325function tt_MkCmdEnum()
326{
327	var n = 0;
328	for(var i in config)
329		eval("window." + i.toString().toUpperCase() + " = " + n++);
330	tt_aV.length = n;
331}
332function tt_Browser()
333{
334	var n, nv, n6, w3c;
335
336	n = navigator.userAgent.toLowerCase(),
337	nv = navigator.appVersion;
338	tt_op = (document.defaultView && typeof(eval("w" + "indow" + "." + "o" + "p" + "er" + "a")) != tt_u);
339	tt_ie = n.indexOf("msie") != -1 && document.all && !tt_op;
340	if(tt_ie)
341	{
342		var ieOld = (!document.compatMode || document.compatMode == "BackCompat");
343		tt_db = !ieOld ? document.documentElement : (document.body || null);
344		if(tt_db)
345			tt_ie56 = parseFloat(nv.substring(nv.indexOf("MSIE") + 5)) >= 5.5
346					&& typeof document.body.style.maxHeight == tt_u;
347	}
348	else
349	{
350		tt_db = document.documentElement || document.body ||
351				(document.getElementsByTagName ? document.getElementsByTagName("body")[0]
352				: null);
353		if(!tt_op)
354		{
355			n6 = document.defaultView && typeof document.defaultView.getComputedStyle != tt_u;
356			w3c = !n6 && document.getElementById;
357		}
358	}
359	tt_body = (document.getElementsByTagName ? document.getElementsByTagName("body")[0]
360				: (document.body || null));
361	if(tt_ie || n6 || tt_op || w3c)
362	{
363		if(tt_body && tt_db)
364		{
365			if(document.attachEvent || document.addEventListener)
366				return true;
367		}
368		else
369			tt_Err("wz_tooltip.js must be included INSIDE the body section,"
370					+ " immediately after the opening <body> tag.", false);
371	}
372	tt_db = null;
373	return false;
374}
375function tt_MkMainDiv()
376{
377	// Create the tooltip DIV
378	if(tt_body.insertAdjacentHTML)
379		tt_body.insertAdjacentHTML("afterBegin", tt_MkMainDivHtm());
380	else if(typeof tt_body.innerHTML != tt_u && document.createElement && tt_body.appendChild)
381		tt_body.appendChild(tt_MkMainDivDom());
382	if(window.tt_GetMainDivRefs /* FireFox Alzheimer */ && tt_GetMainDivRefs())
383		return true;
384	tt_db = null;
385	return false;
386}
387function tt_MkMainDivHtm()
388{
389	return(
390		'<div id="WzTtDiV"></div>' +
391		(tt_ie56 ? ('<iframe id="WzTtIfRm" src="javascript:false" scrolling="no" frameborder="0" style="filter:Alpha(opacity=0);position:absolute;top:0px;left:0px;display:none;"></iframe>')
392		: '')
393	);
394}
395function tt_MkMainDivDom()
396{
397	var el = document.createElement("div");
398	if(el)
399		el.id = "WzTtDiV";
400	return el;
401}
402function tt_GetMainDivRefs()
403{
404	tt_aElt[0] = tt_GetElt("WzTtDiV");
405	if(tt_ie56 && tt_aElt[0])
406	{
407		tt_aElt[tt_aElt.length - 1] = tt_GetElt("WzTtIfRm");
408		if(!tt_aElt[tt_aElt.length - 1])
409			tt_aElt[0] = null;
410	}
411	if(tt_aElt[0])
412	{
413		var css = tt_aElt[0].style;
414
415		css.visibility = "hidden";
416		css.position = "absolute";
417		css.overflow = "hidden";
418		return true;
419	}
420	return false;
421}
422function tt_ResetMainDiv()
423{
424	tt_SetTipPos(0, 0);
425	tt_aElt[0].innerHTML = "";
426	tt_aElt[0].style.width = "0px";
427	tt_h = 0;
428}
429function tt_IsW3cBox()
430{
431	var css = tt_aElt[0].style;
432
433	css.padding = "10px";
434	css.width = "40px";
435	tt_bBoxOld = (tt_GetDivW(tt_aElt[0]) == 40);
436	css.padding = "0px";
437	tt_ResetMainDiv();
438}
439function tt_OpaSupport()
440{
441	var css = tt_body.style;
442
443	tt_flagOpa = (typeof(css.KhtmlOpacity) != tt_u) ? 2
444				: (typeof(css.KHTMLOpacity) != tt_u) ? 3
445				: (typeof(css.MozOpacity) != tt_u) ? 4
446				: (typeof(css.opacity) != tt_u) ? 5
447				: (typeof(css.filter) != tt_u) ? 1
448				: 0;
449}
450// Ported from http://dean.edwards.name/weblog/2006/06/again/
451// (Dean Edwards et al.)
452function tt_SetOnloadFnc()
453{
454	tt_AddEvtFnc(document, "DOMContentLoaded", tt_HideSrcTags);
455	tt_AddEvtFnc(window, "load", tt_HideSrcTags);
456	if(tt_body.attachEvent)
457		tt_body.attachEvent("onreadystatechange",
458			function() {
459				if(tt_body.readyState == "complete")
460					tt_HideSrcTags();
461			} );
462	if(/WebKit|KHTML/i.test(navigator.userAgent))
463	{
464		var t = setInterval(function() {
465					if(/loaded|complete/.test(document.readyState))
466					{
467						clearInterval(t);
468						tt_HideSrcTags();
469					}
470				}, 10);
471	}
472}
473function tt_HideSrcTags()
474{
475	if(!window.tt_HideSrcTags || window.tt_HideSrcTags.done)
476		return;
477	window.tt_HideSrcTags.done = true;
478	if(!tt_HideSrcTagsRecurs(tt_body))
479		tt_Err("There are HTML elements to be converted to tooltips.\nIf you"
480				+ " want these HTML elements to be automatically hidden, you"
481				+ " must edit wz_tooltip.js, and set TagsToTip in the global"
482				+ " tooltip configuration to true.", true);
483}
484function tt_HideSrcTagsRecurs(dad)
485{
486	var ovr, asT2t;
487	// Walk the DOM tree for tags that have an onmouseover or onclick attribute
488	// containing a TagToTip('...') call.
489	// (.childNodes first since .children is bugous in Safari)
490	var a = dad.childNodes || dad.children || null;
491
492	for(var i = a ? a.length : 0; i;)
493	{--i;
494		if(!tt_HideSrcTagsRecurs(a[i]))
495			return false;
496		ovr = a[i].getAttribute ? (a[i].getAttribute("onmouseover") || a[i].getAttribute("onclick"))
497				: (typeof a[i].onmouseover == "function") ? (a[i].onmouseover || a[i].onclick)
498				: null;
499		if(ovr)
500		{
501			asT2t = ovr.toString().match(/TagToTip\s*\(\s*'[^'.]+'\s*[\),]/);
502			if(asT2t && asT2t.length)
503			{
504				if(!tt_HideSrcTag(asT2t[0]))
505					return false;
506			}
507		}
508	}
509	return true;
510}
511function tt_HideSrcTag(sT2t)
512{
513	var id, el;
514
515	// The ID passed to the found TagToTip() call identifies an HTML element
516	// to be converted to a tooltip, so hide that element
517	id = sT2t.replace(/.+'([^'.]+)'.+/, "$1");
518	el = tt_GetElt(id);
519	if(el)
520	{
521		if(tt_Debug && !TagsToTip)
522			return false;
523		else
524			el.style.display = "none";
525	}
526	else
527		tt_Err("Invalid ID\n'" + id + "'\npassed to TagToTip()."
528				+ " There exists no HTML element with that ID.", true);
529	return true;
530}
531function tt_Tip(arg, t2t)
532{
533	if(!tt_db || (tt_iState & 0x8))
534		return;
535	if(tt_iState)
536		tt_Hide();
537	if(!tt_Enabled)
538		return;
539	tt_t2t = t2t;
540	if(!tt_ReadCmds(arg))
541		return;
542	tt_iState = 0x1 | 0x4;
543	tt_AdaptConfig1();
544	tt_MkTipContent(arg);
545	tt_MkTipSubDivs();
546	tt_FormatTip();
547	tt_bJmpVert = false;
548	tt_bJmpHorz = false;
549	tt_maxPosX = tt_GetClientW() + tt_GetScrollX() - tt_w - 1;
550	tt_maxPosY = tt_GetClientH() + tt_GetScrollY() - tt_h - 1;
551	tt_AdaptConfig2();
552	// Ensure the tip be shown and positioned before the first onmousemove
553	tt_OverInit();
554	tt_ShowInit();
555	tt_Move();
556}
557function tt_ReadCmds(a)
558{
559	var i;
560
561	// First load the global config values, to initialize also values
562	// for which no command is passed
563	i = 0;
564	for(var j in config)
565		tt_aV[i++] = config[j];
566	// Then replace each cached config value for which a command is
567	// passed (ensure the # of command args plus value args be even)
568	if(a.length & 1)
569	{
570		for(i = a.length - 1; i > 0; i -= 2)
571			tt_aV[a[i - 1]] = a[i];
572		return true;
573	}
574	tt_Err("Incorrect call of Tip() or TagToTip().\n"
575			+ "Each command must be followed by a value.", true);
576	return false;
577}
578function tt_AdaptConfig1()
579{
580	tt_ExtCallFncs(0, "LoadConfig");
581	// Inherit unspecified title formattings from body
582	if(!tt_aV[TITLEBGCOLOR].length)
583		tt_aV[TITLEBGCOLOR] = tt_aV[BORDERCOLOR];
584	if(!tt_aV[TITLEFONTCOLOR].length)
585		tt_aV[TITLEFONTCOLOR] = tt_aV[BGCOLOR];
586	if(!tt_aV[TITLEFONTFACE].length)
587		tt_aV[TITLEFONTFACE] = tt_aV[FONTFACE];
588	if(!tt_aV[TITLEFONTSIZE].length)
589		tt_aV[TITLEFONTSIZE] = tt_aV[FONTSIZE];
590	if(tt_aV[CLOSEBTN])
591	{
592		// Use title colours for non-specified closebutton colours
593		if(!tt_aV[CLOSEBTNCOLORS])
594			tt_aV[CLOSEBTNCOLORS] = new Array("", "", "", "");
595		for(var i = 4; i;)
596		{--i;
597			if(!tt_aV[CLOSEBTNCOLORS][i].length)
598				tt_aV[CLOSEBTNCOLORS][i] = (i & 1) ? tt_aV[TITLEFONTCOLOR] : tt_aV[TITLEBGCOLOR];
599		}
600		// Enforce titlebar be shown
601		if(!tt_aV[TITLE].length)
602			tt_aV[TITLE] = " ";
603	}
604	// Circumvents broken display of images and fade-in flicker in Geckos < 1.8
605	if(tt_aV[OPACITY] == 100 && typeof tt_aElt[0].style.MozOpacity != tt_u && !Array.every)
606		tt_aV[OPACITY] = 99;
607	// Smartly shorten the delay for fade-in tooltips
608	if(tt_aV[FADEIN] && tt_flagOpa && tt_aV[DELAY] > 100)
609		tt_aV[DELAY] = Math.max(tt_aV[DELAY] - tt_aV[FADEIN], 100);
610}
611function tt_AdaptConfig2()
612{
613	if(tt_aV[CENTERMOUSE])
614	{
615		tt_aV[OFFSETX] -= ((tt_w - (tt_aV[SHADOW] ? tt_aV[SHADOWWIDTH] : 0)) >> 1);
616		tt_aV[JUMPHORZ] = false;
617	}
618}
619// Expose content globally so extensions can modify it
620function tt_MkTipContent(a)
621{
622	if(tt_t2t)
623	{
624		if(tt_aV[COPYCONTENT])
625			tt_sContent = tt_t2t.innerHTML;
626		else
627			tt_sContent = "";
628	}
629	else
630		tt_sContent = a[0];
631	tt_ExtCallFncs(0, "CreateContentString");
632}
633function tt_MkTipSubDivs()
634{
635	var sCss = 'position:relative;margin:0px;padding:0px;border-width:0px;left:0px;top:0px;line-height:normal;width:auto;',
636	sTbTrTd = ' cellspacing="0" cellpadding="0" border="0" style="' + sCss + '"><tbody style="' + sCss + '"><tr><td ';
637
638	tt_aElt[0].style.width = tt_GetClientW() + "px";
639	tt_aElt[0].innerHTML =
640		(''
641		+ (tt_aV[TITLE].length ?
642			('<div id="WzTiTl" style="position:relative;z-index:1;">'
643			+ '<table id="WzTiTlTb"' + sTbTrTd + 'id="WzTiTlI" style="' + sCss + '">'
644			+ tt_aV[TITLE]
645			+ '</td>'
646			+ (tt_aV[CLOSEBTN] ?
647				('<td align="right" style="' + sCss
648				+ 'text-align:right;">'
649				+ '<span id="WzClOsE" style="position:relative;left:2px;padding-left:2px;padding-right:2px;'
650				+ 'cursor:' + (tt_ie ? 'hand' : 'pointer')
651				+ ';" onmouseover="tt_OnCloseBtnOver(1)" onmouseout="tt_OnCloseBtnOver(0)" onclick="tt_HideInit()">'
652				+ tt_aV[CLOSEBTNTEXT]
653				+ '</span></td>')
654				: '')
655			+ '</tr></tbody></table></div>')
656			: '')
657		+ '<div id="WzBoDy" style="position:relative;z-index:0;">'
658		+ '<table' + sTbTrTd + 'id="WzBoDyI" style="' + sCss + '">'
659		+ tt_sContent
660		+ '</td></tr></tbody></table></div>'
661		+ (tt_aV[SHADOW]
662			? ('<div id="WzTtShDwR" style="position:absolute;overflow:hidden;"></div>'
663				+ '<div id="WzTtShDwB" style="position:relative;overflow:hidden;"></div>')
664			: '')
665		);
666	tt_GetSubDivRefs();
667	// Convert DOM node to tip
668	if(tt_t2t && !tt_aV[COPYCONTENT])
669		tt_El2Tip();
670	tt_ExtCallFncs(0, "SubDivsCreated");
671}
672function tt_GetSubDivRefs()
673{
674	var aId = new Array("WzTiTl", "WzTiTlTb", "WzTiTlI", "WzClOsE", "WzBoDy", "WzBoDyI", "WzTtShDwB", "WzTtShDwR");
675
676	for(var i = aId.length; i; --i)
677		tt_aElt[i] = tt_GetElt(aId[i - 1]);
678}
679function tt_FormatTip()
680{
681	var css, w, h, pad = tt_aV[PADDING], padT, wBrd = tt_aV[BORDERWIDTH],
682	iOffY, iOffSh, iAdd = (pad + wBrd) << 1;
683
684	//--------- Title DIV ----------
685	if(tt_aV[TITLE].length)
686	{
687		padT = tt_aV[TITLEPADDING];
688		css = tt_aElt[1].style;
689		css.background = tt_aV[TITLEBGCOLOR];
690		css.paddingTop = css.paddingBottom = padT + "px";
691		css.paddingLeft = css.paddingRight = (padT + 2) + "px";
692		css = tt_aElt[3].style;
693		css.color = tt_aV[TITLEFONTCOLOR];
694		if(tt_aV[WIDTH] == -1)
695			css.whiteSpace = "nowrap";
696		css.fontFamily = tt_aV[TITLEFONTFACE];
697		css.fontSize = tt_aV[TITLEFONTSIZE];
698		css.fontWeight = "bold";
699		css.textAlign = tt_aV[TITLEALIGN];
700		// Close button DIV
701		if(tt_aElt[4])
702		{
703			css = tt_aElt[4].style;
704			css.background = tt_aV[CLOSEBTNCOLORS][0];
705			css.color = tt_aV[CLOSEBTNCOLORS][1];
706			css.fontFamily = tt_aV[TITLEFONTFACE];
707			css.fontSize = tt_aV[TITLEFONTSIZE];
708			css.fontWeight = "bold";
709		}
710		if(tt_aV[WIDTH] > 0)
711			tt_w = tt_aV[WIDTH];
712		else
713		{
714			tt_w = tt_GetDivW(tt_aElt[3]) + tt_GetDivW(tt_aElt[4]);
715			// Some spacing between title DIV and closebutton
716			if(tt_aElt[4])
717				tt_w += pad;
718			// Restrict auto width to max width
719			if(tt_aV[WIDTH] < -1 && tt_w > -tt_aV[WIDTH])
720				tt_w = -tt_aV[WIDTH];
721		}
722		// Ensure the top border of the body DIV be covered by the title DIV
723		iOffY = -wBrd;
724	}
725	else
726	{
727		tt_w = 0;
728		iOffY = 0;
729	}
730
731	//-------- Body DIV ------------
732	css = tt_aElt[5].style;
733	css.top = iOffY + "px";
734	if(wBrd)
735	{
736		css.borderColor = tt_aV[BORDERCOLOR];
737		css.borderStyle = tt_aV[BORDERSTYLE];
738		css.borderWidth = wBrd + "px";
739	}
740	if(tt_aV[BGCOLOR].length)
741		css.background = tt_aV[BGCOLOR];
742	if(tt_aV[BGIMG].length)
743		css.backgroundImage = "url(" + tt_aV[BGIMG] + ")";
744	css.padding = pad + "px";
745	css.textAlign = tt_aV[TEXTALIGN];
746	if(tt_aV[HEIGHT])
747	{
748		css.overflow = "auto";
749		if(tt_aV[HEIGHT] > 0)
750			css.height = (tt_aV[HEIGHT] + iAdd) + "px";
751		else
752			tt_h = iAdd - tt_aV[HEIGHT];
753	}
754	// TD inside body DIV
755	css = tt_aElt[6].style;
756	css.color = tt_aV[FONTCOLOR];
757	css.fontFamily = tt_aV[FONTFACE];
758	css.fontSize = tt_aV[FONTSIZE];
759	css.fontWeight = tt_aV[FONTWEIGHT];
760	css.textAlign = tt_aV[TEXTALIGN];
761	if(tt_aV[WIDTH] > 0)
762		w = tt_aV[WIDTH];
763	// Width like title (if existent)
764	else if(tt_aV[WIDTH] == -1 && tt_w)
765		w = tt_w;
766	else
767	{
768		// Measure width of the body's inner TD, as some browsers would expand
769		// the container and outer body DIV to 100%
770		w = tt_GetDivW(tt_aElt[6]);
771		// Restrict auto width to max width
772		if(tt_aV[WIDTH] < -1 && w > -tt_aV[WIDTH])
773			w = -tt_aV[WIDTH];
774	}
775	if(w > tt_w)
776		tt_w = w;
777	tt_w += iAdd;
778
779	//--------- Shadow DIVs ------------
780	if(tt_aV[SHADOW])
781	{
782		tt_w += tt_aV[SHADOWWIDTH];
783		iOffSh = Math.floor((tt_aV[SHADOWWIDTH] * 4) / 3);
784		// Bottom shadow
785		css = tt_aElt[7].style;
786		css.top = iOffY + "px";
787		css.left = iOffSh + "px";
788		css.width = (tt_w - iOffSh - tt_aV[SHADOWWIDTH]) + "px";
789		css.height = tt_aV[SHADOWWIDTH] + "px";
790		css.background = tt_aV[SHADOWCOLOR];
791		// Right shadow
792		css = tt_aElt[8].style;
793		css.top = iOffSh + "px";
794		css.left = (tt_w - tt_aV[SHADOWWIDTH]) + "px";
795		css.width = tt_aV[SHADOWWIDTH] + "px";
796		css.background = tt_aV[SHADOWCOLOR];
797	}
798	else
799		iOffSh = 0;
800
801	//-------- Container DIV -------
802	tt_SetTipOpa(tt_aV[FADEIN] ? 0 : tt_aV[OPACITY]);
803	tt_FixSize(iOffY, iOffSh);
804}
805// Fixate the size so it can't dynamically change while the tooltip is moving.
806function tt_FixSize(iOffY, iOffSh)
807{
808	var wIn, wOut, h, add, pad = tt_aV[PADDING], wBrd = tt_aV[BORDERWIDTH], i;
809
810	tt_aElt[0].style.width = tt_w + "px";
811	tt_aElt[0].style.pixelWidth = tt_w;
812	wOut = tt_w - ((tt_aV[SHADOW]) ? tt_aV[SHADOWWIDTH] : 0);
813	// Body
814	wIn = wOut;
815	if(!tt_bBoxOld)
816		wIn -= (pad + wBrd) << 1;
817	tt_aElt[5].style.width = wIn + "px";
818	// Title
819	if(tt_aElt[1])
820	{
821		wIn = wOut - ((tt_aV[TITLEPADDING] + 2) << 1);
822		if(!tt_bBoxOld)
823			wOut = wIn;
824		tt_aElt[1].style.width = wOut + "px";
825		tt_aElt[2].style.width = wIn + "px";
826	}
827	// Max height specified
828	if(tt_h)
829	{
830		h = tt_GetDivH(tt_aElt[5]);
831		if(h > tt_h)
832		{
833			if(!tt_bBoxOld)
834				tt_h -= (pad + wBrd) << 1;
835			tt_aElt[5].style.height = tt_h + "px";
836		}
837	}
838	tt_h = tt_GetDivH(tt_aElt[0]) + iOffY;
839	// Right shadow
840	if(tt_aElt[8])
841		tt_aElt[8].style.height = (tt_h - iOffSh) + "px";
842	i = tt_aElt.length - 1;
843	if(tt_aElt[i])
844	{
845		tt_aElt[i].style.width = tt_w + "px";
846		tt_aElt[i].style.height = tt_h + "px";
847	}
848}
849function tt_DeAlt(el)
850{
851	var aKid;
852
853	if(el)
854	{
855		if(el.alt)
856			el.alt = "";
857		if(el.title)
858			el.title = "";
859		aKid = el.childNodes || el.children || null;
860		if(aKid)
861		{
862			for(var i = aKid.length; i;)
863				tt_DeAlt(aKid[--i]);
864		}
865	}
866}
867// This hack removes the native tooltips over links in Opera
868function tt_OpDeHref(el)
869{
870	if(!tt_op)
871		return;
872	if(tt_elDeHref)
873		tt_OpReHref();
874	while(el)
875	{
876		if(el.hasAttribute && el.hasAttribute("href"))
877		{
878			el.t_href = el.getAttribute("href");
879			el.t_stats = window.status;
880			el.removeAttribute("href");
881			el.style.cursor = "hand";
882			tt_AddEvtFnc(el, "mousedown", tt_OpReHref);
883			window.status = el.t_href;
884			tt_elDeHref = el;
885			break;
886		}
887		el = tt_GetDad(el);
888	}
889}
890function tt_OpReHref()
891{
892	if(tt_elDeHref)
893	{
894		tt_elDeHref.setAttribute("href", tt_elDeHref.t_href);
895		tt_RemEvtFnc(tt_elDeHref, "mousedown", tt_OpReHref);
896		window.status = tt_elDeHref.t_stats;
897		tt_elDeHref = null;
898	}
899}
900function tt_El2Tip()
901{
902	var css = tt_t2t.style;
903
904	// Store previous positioning
905	tt_t2t.t_cp = css.position;
906	tt_t2t.t_cl = css.left;
907	tt_t2t.t_ct = css.top;
908	tt_t2t.t_cd = css.display;
909	// Store the tag's parent element so we can restore that DOM branch
910	// when the tooltip is being hidden
911	tt_t2tDad = tt_GetDad(tt_t2t);
912	tt_MovDomNode(tt_t2t, tt_t2tDad, tt_aElt[6]);
913	css.display = "block";
914	css.position = "static";
915	css.left = css.top = css.marginLeft = css.marginTop = "0px";
916}
917function tt_UnEl2Tip()
918{
919	// Restore positioning and display
920	var css = tt_t2t.style;
921
922	css.display = tt_t2t.t_cd;
923	tt_MovDomNode(tt_t2t, tt_GetDad(tt_t2t), tt_t2tDad);
924	css.position = tt_t2t.t_cp;
925	css.left = tt_t2t.t_cl;
926	css.top = tt_t2t.t_ct;
927	tt_t2tDad = null;
928}
929function tt_OverInit()
930{
931	if(window.event)
932		tt_over = window.event.target || window.event.srcElement;
933	else
934		tt_over = tt_ovr_;
935	tt_DeAlt(tt_over);
936	tt_OpDeHref(tt_over);
937}
938function tt_ShowInit()
939{
940	tt_tShow.Timer("tt_Show()", tt_aV[DELAY], true);
941	if(tt_aV[CLICKCLOSE] || tt_aV[CLICKSTICKY])
942		tt_AddEvtFnc(document, "mouseup", tt_OnLClick);
943}
944function tt_Show()
945{
946	var css = tt_aElt[0].style;
947
948	// Override the z-index of the topmost wz_dragdrop.js D&D item
949	css.zIndex = Math.max((window.dd && dd.z) ? (dd.z + 2) : 0, 1010);
950	if(tt_aV[STICKY] || !tt_aV[FOLLOWMOUSE])
951		tt_iState &= ~0x4;
952	if(tt_aV[EXCLUSIVE])
953		tt_iState |= 0x8;
954	if(tt_aV[DURATION] > 0)
955		tt_tDurt.Timer("tt_HideInit()", tt_aV[DURATION], true);
956	tt_ExtCallFncs(0, "Show")
957	css.visibility = "visible";
958	tt_iState |= 0x2;
959	if(tt_aV[FADEIN])
960		tt_Fade(0, 0, tt_aV[OPACITY], Math.round(tt_aV[FADEIN] / tt_aV[FADEINTERVAL]));
961	tt_ShowIfrm();
962}
963function tt_ShowIfrm()
964{
965	if(tt_ie56)
966	{
967		var ifrm = tt_aElt[tt_aElt.length - 1];
968		if(ifrm)
969		{
970			var css = ifrm.style;
971			css.zIndex = tt_aElt[0].style.zIndex - 1;
972			css.display = "block";
973		}
974	}
975}
976function tt_Move(e)
977{
978	if(e)
979		tt_ovr_ = e.target || e.srcElement;
980	e = e || window.event;
981	if(e)
982	{
983		tt_musX = tt_GetEvtX(e);
984		tt_musY = tt_GetEvtY(e);
985	}
986	if(tt_iState & 0x4)
987	{
988		// Prevent jam of mousemove events
989		if(!tt_op && !tt_ie)
990		{
991			if(tt_bWait)
992				return;
993			tt_bWait = true;
994			tt_tWaitMov.Timer("tt_bWait = false;", 1, true);
995		}
996		if(tt_aV[FIX])
997		{
998			tt_iState &= ~0x4;
999			tt_PosFix();
1000		}
1001		else if(!tt_ExtCallFncs(e, "MoveBefore"))
1002			tt_SetTipPos(tt_Pos(0), tt_Pos(1));
1003		tt_ExtCallFncs([tt_musX, tt_musY], "MoveAfter")
1004	}
1005}
1006function tt_Pos(iDim)
1007{
1008	var iX, bJmpMod, cmdAlt, cmdOff, cx, iMax, iScrl, iMus, bJmp;
1009
1010	// Map values according to dimension to calculate
1011	if(iDim)
1012	{
1013		bJmpMod = tt_aV[JUMPVERT];
1014		cmdAlt = ABOVE;
1015		cmdOff = OFFSETY;
1016		cx = tt_h;
1017		iMax = tt_maxPosY;
1018		iScrl = tt_GetScrollY();
1019		iMus = tt_musY;
1020		bJmp = tt_bJmpVert;
1021	}
1022	else
1023	{
1024		bJmpMod = tt_aV[JUMPHORZ];
1025		cmdAlt = LEFT;
1026		cmdOff = OFFSETX;
1027		cx = tt_w;
1028		iMax = tt_maxPosX;
1029		iScrl = tt_GetScrollX();
1030		iMus = tt_musX;
1031		bJmp = tt_bJmpHorz;
1032	}
1033	if(bJmpMod)
1034	{
1035		if(tt_aV[cmdAlt] && (!bJmp || tt_CalcPosAlt(iDim) >= iScrl + 16))
1036			iX = tt_PosAlt(iDim);
1037		else if(!tt_aV[cmdAlt] && bJmp && tt_CalcPosDef(iDim) > iMax - 16)
1038			iX = tt_PosAlt(iDim);
1039		else
1040			iX = tt_PosDef(iDim);
1041	}
1042	else
1043	{
1044		iX = iMus;
1045		if(tt_aV[cmdAlt])
1046			iX -= cx + tt_aV[cmdOff] - (tt_aV[SHADOW] ? tt_aV[SHADOWWIDTH] : 0);
1047		else
1048			iX += tt_aV[cmdOff];
1049	}
1050	// Prevent tip from extending past clientarea boundary
1051	if(iX > iMax)
1052		iX = bJmpMod ? tt_PosAlt(iDim) : iMax;
1053	// In case of insufficient space on both sides, ensure the left/upper part
1054	// of the tip be visible
1055	if(iX < iScrl)
1056		iX = bJmpMod ? tt_PosDef(iDim) : iScrl;
1057	return iX;
1058}
1059function tt_PosDef(iDim)
1060{
1061	if(iDim)
1062		tt_bJmpVert = tt_aV[ABOVE];
1063	else
1064		tt_bJmpHorz = tt_aV[LEFT];
1065	return tt_CalcPosDef(iDim);
1066}
1067function tt_PosAlt(iDim)
1068{
1069	if(iDim)
1070		tt_bJmpVert = !tt_aV[ABOVE];
1071	else
1072		tt_bJmpHorz = !tt_aV[LEFT];
1073	return tt_CalcPosAlt(iDim);
1074}
1075function tt_CalcPosDef(iDim)
1076{
1077	return iDim ? (tt_musY + tt_aV[OFFSETY]) : (tt_musX + tt_aV[OFFSETX]);
1078}
1079function tt_CalcPosAlt(iDim)
1080{
1081	var cmdOff = iDim ? OFFSETY : OFFSETX;
1082	var dx = tt_aV[cmdOff] - (tt_aV[SHADOW] ? tt_aV[SHADOWWIDTH] : 0);
1083	if(tt_aV[cmdOff] > 0 && dx <= 0)
1084		dx = 1;
1085	return((iDim ? (tt_musY - tt_h) : (tt_musX - tt_w)) - dx);
1086}
1087function tt_PosFix()
1088{
1089	var iX, iY;
1090
1091	if(typeof(tt_aV[FIX][0]) == "number")
1092	{
1093		iX = tt_aV[FIX][0];
1094		iY = tt_aV[FIX][1];
1095	}
1096	else
1097	{
1098		if(typeof(tt_aV[FIX][0]) == "string")
1099			el = tt_GetElt(tt_aV[FIX][0]);
1100		// First slot in array is direct reference to HTML element
1101		else
1102			el = tt_aV[FIX][0];
1103		iX = tt_aV[FIX][1];
1104		iY = tt_aV[FIX][2];
1105		// By default, vert pos is related to bottom edge of HTML element
1106		if(!tt_aV[ABOVE] && el)
1107			iY += tt_GetDivH(el);
1108		for(; el; el = el.offsetParent)
1109		{
1110			iX += el.offsetLeft || 0;
1111			iY += el.offsetTop || 0;
1112		}
1113	}
1114	// For a fixed tip positioned above the mouse, use the bottom edge as anchor
1115	// (recommended by Christophe Rebeschini, 31.1.2008)
1116	if(tt_aV[ABOVE])
1117		iY -= tt_h;
1118	tt_SetTipPos(iX, iY);
1119}
1120function tt_Fade(a, now, z, n)
1121{
1122	if(n)
1123	{
1124		now += Math.round((z - now) / n);
1125		if((z > a) ? (now >= z) : (now <= z))
1126			now = z;
1127		else
1128			tt_tFade.Timer(
1129				"tt_Fade("
1130				+ a + "," + now + "," + z + "," + (n - 1)
1131				+ ")",
1132				tt_aV[FADEINTERVAL],
1133				true
1134			);
1135	}
1136	now ? tt_SetTipOpa(now) : tt_Hide();
1137}
1138function tt_SetTipOpa(opa)
1139{
1140	// To circumvent the opacity nesting flaws of IE, we set the opacity
1141	// for each sub-DIV separately, rather than for the container DIV.
1142	tt_SetOpa(tt_aElt[5], opa);
1143	if(tt_aElt[1])
1144		tt_SetOpa(tt_aElt[1], opa);
1145	if(tt_aV[SHADOW])
1146	{
1147		opa = Math.round(opa * 0.8);
1148		tt_SetOpa(tt_aElt[7], opa);
1149		tt_SetOpa(tt_aElt[8], opa);
1150	}
1151}
1152function tt_OnCloseBtnOver(iOver)
1153{
1154	var css = tt_aElt[4].style;
1155
1156	iOver <<= 1;
1157	css.background = tt_aV[CLOSEBTNCOLORS][iOver];
1158	css.color = tt_aV[CLOSEBTNCOLORS][iOver + 1];
1159}
1160function tt_OnLClick(e)
1161{
1162	//  Ignore right-clicks
1163	e = e || window.event;
1164	if(!((e.button && e.button & 2) || (e.which && e.which == 3)))
1165	{
1166		if(tt_aV[CLICKSTICKY] && (tt_iState & 0x4))
1167		{
1168			tt_aV[STICKY] = true;
1169			tt_iState &= ~0x4;
1170		}
1171		else if(tt_aV[CLICKCLOSE])
1172			tt_HideInit();
1173	}
1174}
1175function tt_Int(x)
1176{
1177	var y;
1178
1179	return(isNaN(y = parseInt(x)) ? 0 : y);
1180}
1181Number.prototype.Timer = function(s, iT, bUrge)
1182{
1183	if(!this.value || bUrge)
1184		this.value = window.setTimeout(s, iT);
1185}
1186Number.prototype.EndTimer = function()
1187{
1188	if(this.value)
1189	{
1190		window.clearTimeout(this.value);
1191		this.value = 0;
1192	}
1193}
1194function tt_GetWndCliSiz(s)
1195{
1196	var db, y = window["inner" + s], sC = "client" + s, sN = "number";
1197	if(typeof y == sN)
1198	{
1199		var y2;
1200		return(
1201			// Gecko or Opera with scrollbar
1202			// ... quirks mode
1203			((db = document.body) && typeof(y2 = db[sC]) == sN && y2 &&  y2 <= y) ? y2 
1204			// ... strict mode
1205			: ((db = document.documentElement) && typeof(y2 = db[sC]) == sN && y2 && y2 <= y) ? y2
1206			// No scrollbar, or clientarea size == 0, or other browser (KHTML etc.)
1207			: y
1208		);
1209	}
1210	// IE
1211	return(
1212		// document.documentElement.client+s functional, returns > 0
1213		((db = document.documentElement) && (y = db[sC])) ? y
1214		// ... not functional, in which case document.body.client+s 
1215		// is the clientarea size, fortunately
1216		: document.body[sC]
1217	);
1218}
1219function tt_SetOpa(el, opa)
1220{
1221	var css = el.style;
1222
1223	tt_opa = opa;
1224	if(tt_flagOpa == 1)
1225	{
1226		if(opa < 100)
1227		{
1228			// Hacks for bugs of IE:
1229			// 1.) Once a CSS filter has been applied, fonts are no longer
1230			// anti-aliased, so we store the previous 'non-filter' to be
1231			// able to restore it
1232			if(typeof(el.filtNo) == tt_u)
1233				el.filtNo = css.filter;
1234			// 2.) A DIV cannot be made visible in a single step if an
1235			// opacity < 100 has been applied while the DIV was hidden
1236			var bVis = css.visibility != "hidden";
1237			// 3.) In IE6, applying an opacity < 100 has no effect if the
1238			//	   element has no layout (position, size, zoom, ...)
1239			css.zoom = "100%";
1240			if(!bVis)
1241				css.visibility = "visible";
1242			css.filter = "alpha(opacity=" + opa + ")";
1243			if(!bVis)
1244				css.visibility = "hidden";
1245		}
1246		else if(typeof(el.filtNo) != tt_u)
1247			// Restore 'non-filter'
1248			css.filter = el.filtNo;
1249	}
1250	else
1251	{
1252		opa /= 100.0;
1253		switch(tt_flagOpa)
1254		{
1255		case 2:
1256			css.KhtmlOpacity = opa; break;
1257		case 3:
1258			css.KHTMLOpacity = opa; break;
1259		case 4:
1260			css.MozOpacity = opa; break;
1261		case 5:
1262			css.opacity = opa; break;
1263		}
1264	}
1265}
1266function tt_Err(sErr, bIfDebug)
1267{
1268	if(tt_Debug || !bIfDebug)
1269		alert("Tooltip Script Error Message:\n\n" + sErr);
1270}
1271
1272//============  EXTENSION (PLUGIN) MANAGER  ===============//
1273function tt_ExtCmdEnum()
1274{
1275	var s;
1276
1277	// Add new command(s) to the commands enum
1278	for(var i in config)
1279	{
1280		s = "window." + i.toString().toUpperCase();
1281		if(eval("typeof(" + s + ") == tt_u"))
1282		{
1283			eval(s + " = " + tt_aV.length);
1284			tt_aV[tt_aV.length] = null;
1285		}
1286	}
1287}
1288function tt_ExtCallFncs(arg, sFnc)
1289{
1290	var b = false;
1291	for(var i = tt_aExt.length; i;)
1292	{--i;
1293		var fnc = tt_aExt[i]["On" + sFnc];
1294		// Call the method the extension has defined for this event
1295		if(fnc && fnc(arg))
1296			b = true;
1297	}
1298	return b;
1299}
1300
1301tt_Init();

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