HighslideJS_javascript技巧

来源：九壹网

/******************************************************************************
Name: Highslide JS
Version: 3.1.0 (March 1 2007)
Author: Torstein H鴑si
Support: http://vikjavev.no/highslide/forum
Email: See http://vikjavev.no/megsjol

Licence:
Highslide JS is licensed under a Creative Commons Attribution-NonCommercial 2.5
License (http://creativecommons.org/licenses/by-nc/2.5/).

You are free:
* to copy, distribute, display, and perform the work
* to make derivative works

Under the following conditions:
* Attribution. You must attribute the work in the manner specified by the
author or licensor.
* Noncommercial. You may not use this work for commercial purposes.

* For any reuse or distribution, you must make clear to others the license
terms of this work.
* Any of these conditions can be waived if you get permission from the
copyright holder.

Your fair use and other rights are in no way affected by the above.
******************************************************************************/

var hs = {

// Apply your own settings here, or override them in the html file.
graphicsDir : 'highslide/graphics/',
restoreCursor : "zoomout.cur", // necessary for preload
fullExpandIcon : 'fullexpand.gif',
expandSteps : 10, // number of steps in zoom. Each step lasts for duration/step milliseconds.
expandDuration : 250, // milliseconds
restoreSteps : 10,
restoreDuration : 250,
allowMultipleInstances: true,
hideThumbOnExpand : true,
captionSlideSpeed : 1, // set to 0 to disable slide in effect
outlineWhileAnimating : 0, // not recommended, animation gets jaggy on slow systems.
outlineStartOffset : 3, // ends at 10
marginLeft : 10,
marginRight : 35, // leave room for scrollbars + outline
marginTop : 10,
marginBottom : 35, // leave room for scrollbars + outline
zIndexCounter : 1001, // adjust to other absolutely positioned elements
fullExpandTitle : '放大到实际尺寸',
restoreTitle : '单击可关闭图片, 本窗口可拖动。使用←→键察看上一图或下一图片。',
focusTitle : '切换到这幅图片',
loadingText : 'loading...',
loadingTitle : '点击关闭',
loadingOpacity : 0.75,
showCredits : false, // you can set this to false if you want
creditsText : 'Powered by Highslide JS',
creditsHref : 'http://vikjavev.no/highslide/?user=1',
creditsTitle : 'Go to the Highslide JS homepage',

// These settings can also be overridden inline for each image
anchor : 'auto', // where the image expands from
align : 'auto', // position in the client (overrides anchor)
captionId : null,
captionTemplateId : null,
slideshowGroup : null, // defines groups for next/previous links and keystrokes
spaceForCaption : 30, // leaves space below images with captions
minWidth: 200,
minHeight: 200,
allowSizeReduction: true, // allow the image to reduce to fit client size. If false, this overrides minWidth and minHeight
outlineType : 'drop-shadow', // set null to disable outlines
wrapperClassName : null, // for enhanced css-control
enableKeyListener : true,

// END OF YOUR SETTINGS

// declare internal properties
preloadTheseImages : new Array(),
continuePreloading: true,
expandedImagesCounter : 0,
expanders : new Array(),
overrides : new Array(
'anchor',
'align',
'outlineType',
'outlineWhileAnimating',
'spaceForCaption',
'wrapperClassName',
'minWidth',
'minHeight',
'captionId',
'captionTemplateId',
'allowSizeReduction',
'slideshowGroup',
'enableKeyListener'
),
overlays : new Array(),
toggleImagesGroup : null,
pendingOutlines : new Array(),

// drag functionality
ie : (document.all && !window.opera),
safari : navigator.userAgent.indexOf("Safari") != -1,
hasFocused : false,

$ : function (id) {
return document.getElementById(id);
},

push : function (arr, val) {
arr[arr.length] = val;
},

createElement : function (tag, attribs, styles, parent) {
var el = document.createElement(tag);
if (attribs) hs.setAttribs(el, attribs);
if (styles) hs.setStyles(el, styles);
if (parent) parent.appendChild(el);
return el;
},

setAttribs : function (el, attribs) {
for (var x in attribs) {
el[x] = attribs[x];
}
},

setStyles : function (el, styles) {
for (var x in styles) {
try { el.style[x] = styles[x]; }
catch (e) {}
}
},

ieVersion : function () {
arr = navigator.appVersion.split("MSIE");
return parseFloat(arr[1]);
},

clientInfo : function () {
var iebody = (document.compatMode && document.compatMode != "BackCompat")
? document.documentElement : document.body;

this.width = hs.ie ? iebody.clientWidth : self.innerWidth;
this.height = hs.ie ? iebody.clientHeight : self.innerHeight;
this.scrollLeft = hs.ie ? iebody.scrollLeft : pageXOffset;
this.scrollTop = hs.ie ? iebody.scrollTop : pageYOffset;
} ,

position : function(el) {
var parent = el;
var p = Array();
p.x = parent.offsetLeft;
p.y = parent.offsetTop;
while (parent.offsetParent) {
parent = parent.offsetParent;
p.x += parent.offsetLeft;
p.y += parent.offsetTop;
}
return p;
},

expand : function(a, params, contentType) {
try {
new HsExpander(a, params, contentType);
return false;

} catch (e) {
return true;
}

focusTopmost : function() {
var topZ = 0;
var topmostKey = -1;
for (i = 0; i < hs.expanders.length; i++) {
if (hs.expanders[i]) {
if (hs.expanders[i].wrapper.style.zIndex && hs.expanders[i].wrapper.style.zIndex > topZ) {
topZ = hs.expanders[i].wrapper.style.zIndex;

topmostKey = i;
}
}
}
if (topmostKey == -1) hs.focusKey = -1;
else hs.expanders[topmostKey].focus();
},

closeId : function(elId) { // for text links
for (i = 0; i < hs.expanders.length; i++) {
if (hs.expanders[i] && (hs.expanders[i].thumb.id == elId || hs.expanders[i].a.id == elId)) {
hs.expanders[i].doClose();
return;
}
}
},

close : function(el) {
var key = hs.getWrapperKey(el);
if (hs.expanders[key]) hs.expanders[key].doClose();
return false;
},

toggleImages : function(closeId, expandEl) {
if (closeId) hs.closeId(closeId);
if (hs.ie) expandEl.href = expandEl.href.replace('about:(blank)?', ''); // mysterious IE thing
hs.toggleImagesExpandEl = expandEl;
return false;
},

getAdjacentAnchor : function(key, op) {
var aAr = document.getElementsByTagName('A');
var hsAr = new Array;
var activeI = -1;
var j = 0;
for (i = 0; i < aAr.length; i++) {
if (hs.isHsAnchor(aAr[i]) && ((hs.expanders[key].slideshowGroup == hs.getParam(aAr[i], 'slideshowGroup')))) {
hsAr[j] = aAr[i];
if (hs.expanders[key] && aAr[i] == hs.expanders[key].a) {
activeI = j;
}
j++;
}
}
return hsAr[activeI + op];

getParam : function (a, param) {
try {
var s = a.onclick.toString();
var oneLine = s.replace(/\s/g, ' ');
var sParams = oneLine.replace(/.*?hs.(htmlE|e)xpand\s*?\(\s*?this\s*?,\s*?{(.*?)}.*?$/, '$2');
if (hs.safari) { // stupid bug
for (var i = 0; i < hs.overrides.length; i++) {
sParams = sParams.replace(hs.overrides[i] +':', ','+ hs.overrides[i] +':').replace(/^\s*?,/, '');
}
}
if (oneLine == sParams) return null;
eval('var arr = {'+ sParams +'};');
for (var x in arr) {
if (x == param) return arr[x];
}
} catch (e) {
return null;
}
},

getSrc : function (a) {
var src = hs.getParam(a, 'src');
if (src) return src;
return a.rel.replace(/_slash_/g, '/') || a.href;
},

previousOrNext : function (el, op) {
if (typeof el == 'object') var activeKey = hs.getWrapperKey(el);
else if (typeof el == 'number') var activeKey = el;
if (hs.expanders[activeKey]) {
hs.toggleImagesExpandEl = hs.getAdjacentAnchor(activeKey, op);
hs.expanders[activeKey].doClose();
}

return false;
},

previous : function (el) {
return hs.previousOrNext(el, -1);
},

next : function (el) {
return hs.previousOrNext(el, 1);
},

keyHandler : function(e) {
if (!e) e = window.event;
if (!e.target) e.target = e.srcElement; // ie
if (e.target.form) return; // form element has focus

var op = null;
switch (e.keyCode) {
case 34: // Page Down
case 39: // Arrow right
case 40: // Arrow left
op = 1;
break;
case 33: // Page Up
case 37: // Arrow left
case 38: // Arrow down
op = -1;
break;
case 27: // Escape
case 13: // Enter
if (hs.expanders[hs.focusKey]) hs.expanders[hs.focusKey].doClose();
return false;
}
if (op != null) {
hs.removeEventListener(document, 'keydown', hs.keyHandler);
if (hs.expanders[hs.focusKey] && !hs.expanders[hs.focusKey].enableKeyListener) return true;
return hs.previousOrNext(hs.focusKey, op);
}
else return true;
},

registerOverlay : function (overlay) {
hs.push(hs.overlays, overlay);
},

getWrapperKey : function (el) {
var key = -1;
while (el.parentNode) {
el = el.parentNode;
if (el.id && el.id.match(/^highslide-wrapper-[0-9]+$/)) {
key = el.id.replace(/^highslide-wrapper-([0-9]+)$/, "$1");
break;
}
}
return key;
},

cleanUp : function () {
if (hs.toggleImagesExpandEl) {
hs.toggleImagesExpandEl.onclick();
hs.toggleImagesExpandEl = null;
} else {
for (i = 0; i < hs.expanders.length; i++) {
if (hs.expanders[i] && hs.expanders[i].isExpanded) hs.focusTopmost();
}
}
},

mouseClickHandler : function(e)
{
if (!e) e = window.event;
if (e.button > 1) return true;
if (!e.target) e.target = e.srcElement;

var fobj = e.target;

while (fobj.parentNode
&& !(fobj.className && fobj.className.match(/highslide-(image|move|html)/)))
{
fobj = fobj.parentNode;
}

if (!fobj.parentNode) return;

hs.dragKey = hs.getWrapperKey(fobj);
if (fobj.className.match(/highslide-(image|move)/)) {
var isDraggable = true;
var wLeft = parseInt(hs.expanders[hs.dragKey].wrapper.style.left);
var wTop = parseInt(hs.expanders[hs.dragKey].wrapper.style.top);
}

if (e.type == 'mousedown') {
if (isDraggable) // drag or focus
{
hs.dragObj = hs.expanders[hs.dragKey].content;

if (fobj.className.match('highslide-image')) hs.dragObj.style.cursor = 'move';

hs.leftBeforeDrag = wLeft;
hs.topBeforeDrag = wTop;

hs.dragX = e.clientX;
hs.dragY = e.clientY;
hs.addEventListener(document, 'mousemove', hs.mouseMoveHandler);
if (e.preventDefault) e.preventDefault(); // FF

if (hs.dragObj.className.match(/highslide-(image|html)-blur/)) {
hs.expanders[hs.dragKey].focus();
hs.hasFocused = true;
}
return false;
}
else if (fobj.className.match(/highslide-html/)) { // just focus
hs.expanders[hs.dragKey].focus();
hs.expanders[hs.dragKey].redoShowHide();
hs.hasFocused = false; // why??
}

} else if (e.type == 'mouseup') {
hs.removeEventListener(document, 'mousemove', hs.mouseMoveHandler);
if (isDraggable && hs.expanders[hs.dragKey]) {
if (fobj.className.match('highslide-image')) {
fobj.style.cursor = hs.styleRestoreCursor;
}
var hasMoved = wLeft != hs.leftBeforeDrag || wTop != hs.topBeforeDrag;
if (!hasMoved && !hs.hasFocused && !fobj.className.match(/highslide-move/)) {
hs.expanders[hs.dragKey].doClose();
} else if (hasMoved || (!hasMoved && hs.hasHtmlExpanders)) {
hs.expanders[hs.dragKey].redoShowHide();
}
hs.hasFocused = false;

} else if (fobj.className.match('highslide-image-blur')) {
fobj.style.cursor = hs.styleRestoreCursor;
}
}
},

mouseMoveHandler : function(e)
{
if (!hs.expanders[hs.dragKey] || !hs.expanders[hs.dragKey].wrapper) return;
if (!e) e = window.event;

var exp = hs.expanders[hs.dragKey];
var w = exp.wrapper;
w.style.left = hs.leftBeforeDrag + e.clientX - hs.dragX +'px';
w.style.top = hs.topBeforeDrag + e.clientY - hs.dragY +'px';

if (exp.objOutline) {
var o = exp.objOutline;
o.outer.style.left = (parseInt(w.style.left) - o.offset) +'px';
o.outer.style.top = (parseInt(w.style.top) - o.offset) +'px';
}

return false;
},

addEventListener : function (el, event, func) {
if (document.addEventListener) el.addEventListener(event, func, false);
else if (document.attachEvent) el.attachEvent('on'+ event, func);
else el[event] = func;
},

removeEventListener : function (el, event, func) {
if (document.removeEventListener) el.removeEventListener(event, func, false);
else if (document.detachEvent) el.detachEvent('on'+ event, func);
else el[event] = null;
},

isHsAnchor : function (a) {
return (a.className && (a.className.match("highslide$") || a.className.match("highslide ")));
},

preloadFullImage : function (i) {
if (hs.continuePreloading && hs.preloadTheseImages[i] && hs.preloadTheseImages[i] != 'undefined') {
var img = document.createElement('img');
img.onload = function() { hs.preloadFullImage(i + 1); };
img.src = hs.preloadTheseImages[i];
}
},

preloadImages : function (number) {
if (number) this.numberOfImagesToPreload = number;

var j = 0;

// preload outlines
new HsOutline(hs.outlineType, function () { hs.preloadFullImage(0)} );

// preload cursor
var cur = document.createElement('img');
cur.src = hs.graphicsDir + hs.restoreCursor;
},

genContainer : function () {
if (!hs.container) {
hs.container = hs.createElement('div',
null,
{ position: 'absolute', left: 0, top: 0, width: '100%', zIndex: hs.zIndexCounter },
document.body
);
}
}
}; // end hs object

//-----------------------------------------------------------------------------
HsOutline = function (outlineType, onLoad) {
if (!outlineType) return;
if (onLoad) this.onLoad = onLoad;
this.outlineType = outlineType;
this.outline = new Array();
var v = hs.ieVersion();

hs.genContainer();

this.hasAlphaImageLoader = hs.ie && v >= 5.5 && v < 8;
this.hasPngSupport = !hs.ie || (hs.ie && v >= 8);
this.hasOutline = this.outlineType && (this.hasAlphaImageLoader || this.hasPngSupport);

this.outer = hs.createElement(
'table',
{
cellSpacing: 0 // saf
},
{
visibility: 'hidden',
position: 'absolute',
zIndex: hs.zIndexCounter++,
borderCollapse: 'collapse'
},
hs.container
);
this.tbody = hs.createElement('tbody', null, null, this.outer);

this.preloadOutlineElement(1); // recursive
};

HsOutline.prototype.preloadOutlineElement = function (i) {
if (this.outline[i] && this.outline[i].onload) { // Gecko multiple onloads bug
this.outline[i].onload = null;
return;
}

this.offset = this.hasOutline ? 10 : 0;
if (i == 1 || i == 4 || i == 6) this.tr = hs.createElement('tr', null, null, this.tbody);
if (i == 5) this.inner = hs.createElement('td', null, { padding: 0, margin: 0, border: 0, position: 'relative' }, this.tr);

var files = Array (0,8,1,2,7,3,6,5,4);
var src = hs.graphicsDir + "outlines/"+ this.outlineType +"/"+ files[i] +".png";

if (this.hasAlphaImageLoader) {
var bgKey = 'filter';
var bgValue = "progid:DXImageTransform.Microsoft.AlphaImageLoader("
+ "enabled=true, sizingMethod=scale src='"+ src + "') ";
} else if (this.hasPngSupport || this.hasIe7Bug) {
var bgKey = 'background';
var bgValue = 'url('+ src +')';
}
var styles = { lineHeight: 0, fontSize: 0, padding: 0, margin: 0, border: 0 };
if (this.hasOutline) styles[bgKey] = bgValue;

var td = hs.createElement('td', null, styles);

var img = hs.createElement('img', null, { visibility: 'hidden', display: 'block' }, td); // for onload trigger

var dim = 2 * this.offset;
hs.setStyles (td, { height: dim +'px', width: dim +'px'} );

var pThis = this;
if (i < 8) img.onload = function() { pThis.preloadOutlineElement(i + 1); };
else img.onload = function() {
hs.pendingOutlines[pThis.outlineType] = pThis;
if (pThis.onLoad) pThis.onLoad();
};

this.tr.appendChild(td);
if (this.hasOutline) img.src = src;
else img.onload();
};

HsOutline.prototype.destroy = function() {
this.outer.parentNode.removeChild(this.outer);
};

//-----------------------------------------------------------------------------
// The expander object
HsExpander = function(a, params, contentType) {
hs.continuePreloading = false;

// override inline parameters
for (i = 0; i < hs.overrides.length; i++) {
var name = hs.overrides[i];
if (params && typeof params[name] != 'undefined') this[name] = params[name];
else this[name] = hs[name];
}

if (params && params.thumbnailId) {
var el = hs.$(params.thumbnailId);

} else { // first img within anchor
for (i = 0; i < a.childNodes.length; i++) {
if (a.childNodes[i].tagName && a.childNodes[i].tagName == 'IMG') {
var el = a.childNodes[i];
break;
}
}
}
if (!el) el = a;

// cancel other
for (i = 0; i < hs.expanders.length; i++) {
if (hs.expanders[i] && hs.expanders[i].thumb != el && !hs.expanders[i].onLoadStarted) {
hs.expanders[i].cancelLoading();
}
}
// check if already open
for (i = 0; i < hs.expanders.length; i++) {
if (hs.expanders[i] && hs.expanders[i].thumb == el) {
hs.expanders[i].focus();
return false;
}

else if (hs.expanders[i] && !hs.allowMultipleInstances) {
hs.expanders[i].doClose();
}

}

this.key = hs.expandedImagesCounter++;
hs.expanders[this.key] = this;
if (contentType == 'html') {
this.isHtml = true;
this.contentType = 'html';
} else {
this.isImage = true;
this.contentType = 'image';
}

this.a = a;

this.thumbsUserSetId = el.id || a.id;
this.thumb = el;

this.overlays = new Array();

var pos = hs.position(el);

// instanciate the wrapper
this.wrapper = hs.createElement(
'div',
{
id: 'highslide-wrapper-'+ this.key,
className: this.wrapperClassName
},
{
visibility: 'hidden',
position: 'absolute',
zIndex: hs.zIndexCounter++
}
);

// store properties of thumbnail
this.thumbWidth = el.width ? el.width : el.offsetWidth;
this.thumbHeight = el.height ? el.height : el.offsetHeight;
this.thumbLeft = pos.x;
this.thumbTop = pos.y;
this.thumbClass = el.className;

// thumb borders
this.thumbOffsetBorderW = (this.thumb.offsetWidth - this.thumbWidth) / 2;
this.thumbOffsetBorderH = (this.thumb.offsetHeight - this.thumbHeight) / 2;

// get the wrapper
if (hs.pendingOutlines[this.outlineType]) {
this.connectOutline();
this[this.contentType +'Create']();
} else if (!this.outlineType) {
hs.genContainer();
this[this.contentType +'Create']();
} else {
this.displayLoading();
var pThis = this;
new HsOutline(this.outlineType,
function () {
pThis.connectOutline();
pThis[pThis.contentType +'Create']();
}
);
}

};

HsExpander.prototype.connectOutline = function(x, y) {
var w = hs.pendingOutlines[this.outlineType];
this.objOutline = w;
hs.pendingOutlines[this.outlineType] = null;
};

HsExpander.prototype.displayLoading = function() {
if (this.onLoadStarted || this.loading) return;

this.originalCursor = this.a.style.cursor;
this.a.style.cursor = 'wait';

if (!hs.loading) {
hs.loading = hs.createElement('a',
{
className: 'highslide-loading',
title: hs.loadingTitle,
innerHTML: hs.loadingText
},
{
position: 'absolute'
}, hs.container
);
if (hs.ie) hs.loading.style.filter = 'alpha(opacity='+ (100*hs.loadingOpacity) +')';
else hs.loading.style.opacity = hs.loadingOpacity;
}

this.loading = hs.loading;
this.loading.href = 'javascript:hs.expanders['+ this.key +'].cancelLoading()';
this.loading.visibility = 'visible';

this.loading.style.left = (this.thumbLeft + this.thumbOffsetBorderW
+ (this.thumbWidth - this.loading.offsetWidth) / 2) +'px';
this.loading.style.top = (this.thumbTop
+ (this.thumbHeight - this.loading.offsetHeight) / 2) +'px';
setTimeout(
"if (hs.expanders["+ this.key +"] && hs.expanders["+ this.key +"].loading) "
+ "hs.expanders["+ this.key +"].loading.style.visibility = 'visible';",
100
);
};

HsExpander.prototype.imageCreate = function() {
var img = document.createElement('img');
var key = this.key;

this.displayLoading();
};

HsExpander.prototype.onLoad = function() {
try {

if (!this.content) return;
if (this.onLoadStarted) return; // old Gecko loop
else this.onLoadStarted = true;

if (this.loading) {
this.loading.style.visibility = 'hidden';
this.loading = null;
this.a.style.cursor = this.originalCursor || '';
}

if (this.isImage) {
this.newWidth = this.content.width;
this.newHeight = this.content.height;
this.fullExpandWidth = this.newWidth;
this.fullExpandHeight = this.newHeight;

this.content.width = this.thumbWidth;
this.content.height = this.thumbHeight;
}

// identify caption div
var modMarginBottom = hs.marginBottom;
if (!this.captionId && this.thumbsUserSetId) this.captionId = 'caption-for-'+ this.thumbsUserSetId;
if (this.captionId && (hs.$(this.captionId) || hs.$(this.captionId +'-taken'))) {
this.origCaption = hs.$(this.captionId +'-taken') ? hs.$(this.captionId +'-taken') : hs.$(this.captionId);
this.caption = this.origCaption.cloneNode(1);
modMarginBottom += this.spaceForCaption;
if (!hs.$(this.captionId +'-taken')) this.origCaption.id = this.captionId +'-taken';
if (!hs.$(this.captionId)) this.caption.id = this.captionId;
else this.caption.id = null;
if (this.captionTemplateId && hs.$(this.captionTemplateId)) {
this.origCapTpl = hs.$(this.captionTemplateId);
this.capTpl = this.origCapTpl.cloneNode(1);
this.capTpl.innerHTML
= this.capTpl.innerHTML.replace(/\s/g, ' ').replace('{caption}', this.caption.innerHTML);
this.caption = this.capTpl;

}
}

this.wrapper.appendChild(this.content);
this.content.style.position = 'relative'; // Saf
if (this.caption) this.wrapper.appendChild(this.caption);
this.wrapper.style.left = this.thumbLeft +'px';
this.wrapper.style.top = this.thumbTop +'px';
hs.container.appendChild(this.wrapper);

// correct for borders
this.offsetBorderW = (this.content.offsetWidth - this.thumbWidth) / 2;
this.offsetBorderH = (this.content.offsetHeight - this.thumbHeight) / 2;
var modMarginRight = hs.marginRight + 2 * this.offsetBorderW;
modMarginBottom += 2 * this.offsetBorderH;

var ratio = this.newWidth / this.newHeight;
var minWidth = this.allowSizeReduction ? this.minWidth : this.newWidth;
var minHeight = this.allowSizeReduction ? this.minHeight : this.newHeight;

client = new hs.clientInfo();

// justify
this.x = {
min: parseInt(this.thumbLeft) - this.offsetBorderW + this.thumbOffsetBorderW,
span: this.newWidth,
minSpan: this.newWidth < minWidth ? this.newWidth : minWidth,
justify: justify.x,
marginMin: hs.marginLeft,
marginMax: modMarginRight,
scroll: client.scrollLeft,
clientSpan: client.width,
thumbSpan: this.thumbWidth
};
var oldRight = this.x.min + parseInt(this.thumbWidth);
this.x = this.justify(this.x);

this.y = {
min: parseInt(this.thumbTop) - this.offsetBorderH + this.thumbOffsetBorderH,
span: this.newHeight,
minSpan: this.newHeight < minHeight ? this.newHeight : minHeight,
justify: justify.y,
marginMin: hs.marginTop,
marginMax: modMarginBottom,
scroll: client.scrollTop,
clientSpan: client.height,
thumbSpan: this.thumbHeight
};
var oldBottom = this.y.min + parseInt(this.thumbHeight);
this.y = this.justify(this.y);

if (this.isHtml) this.htmlSizeOperations();
if (this.isImage) this.correctRatio(ratio);

var x = this.x;
var y = this.y;

// Selectbox bug
var imgPos = {x: x.min - 20, y: y.min - 20, w: x.span + 40, h: y.span + 40 + this.spaceForCaption};
hs.hideSelects = (hs.ie && hs.ieVersion() < 7);
if (hs.hideSelects) this.showHideElements('SELECT', 'hidden', imgPos);
// Iframes bug
hs.hideIframes = (window.opera || navigator.vendor == 'KDE' || (hs.ie && hs.ieVersion() < 5.5));
if (hs.hideIframes) this.showHideElements('IFRAME', 'hidden', imgPos);

// Make outline ready
if (this.objOutline && !this.outlineWhileAnimating) this.positionOutline(x.min, y.min, x.span, y.span);
var o2 = this.objOutline ? this.objOutline.offset : 0;

// Apply size change
this.changeSize(
1,
this.thumbLeft + this.thumbOffsetBorderW - this.offsetBorderW,
this.thumbTop + this.thumbOffsetBorderH - this.offsetBorderH,
this.thumbWidth,
this.thumbHeight,
x.min,
y.min,