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<!--
The MIT License
Copyright (c) 2006 Steffen Rusitschka, www.ruzee.com, <steffen@rusitschka.de>
Permission is hereby granted, free of charge, to any person obtaining a copy of
this software and associated documentation files (the "Software"), to deal in
the Software without restriction, including without limitation the rights to
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
of the Software, and to permit persons to whom the Software is furnished to do
so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
-->
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title></title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<script type="text/javascript">
/**
* RUZEE.ShadedBorder 0.2
* (c) 2006 Steffen Rusitschka
*
* RUZEE.ShadedBorder is freely distributable under the terms of an MIT-style license.
* For details, see http://www.ruzee.com/
*/
var RUZEE = window.RUZEE || {};
RUZEE.ShadedBorder = {
create: function(opts) {
var isie = /msie/i.test(navigator.userAgent) && !window.opera;
function sty(el, h) {
for(k in h) {
if (/ie_/.test(k)) {
if (isie) el.style[k.substr(3)]=h[k];
} else el.style[k]=h[k];
}
}
function crdiv(h) {
var el=document.createElement("div");
el.className = "sb-gen";
sty(el, h);
return el;
}
function op(v) {
v = v<0 ? 0 : v;
v = v>0.99999 ? 0.99999 : v;
if (isie) {
return " filter:alpha(opacity=" + (v*100) + ");";
} else {
return " opacity:" + v + ';';
}
}
var sr = opts.shadow || 0;
var r = opts.corner || 0;
var bor = 0;
var bow = opts.border || 0;
var shadow = sr != 0;
var lw = r > sr ? r : sr;
var rw = lw;
var th = lw;
var bh = lw;
if (bow > 0) {
bor = r;
r = r - bow;
}
var cx = r != 0 && shadow ? Math.round(lw/3) : 0;
var cy = cx;
var cs = Math.round(cx/2);
var iclass = r > 0 ? "sb-inner" : "sb-shadow";
var sclass = "sb-shadow";
var bclass = "sb-border";
var edges = opts.edges || "trlb";
if (!/t/i.test(edges)) th=0;
if (!/b/i.test(edges)) bh=0;
if (!/l/i.test(edges)) lw=0;
if (!/r/i.test(edges)) rw=0;
var p = { position:"absolute", left:"0", top:"0", width:lw + "px", height:th + "px",
ie_fontSize:"1px", overflow:"hidden" }; var tl = crdiv(p);
delete p.left; p.right="0"; p.width=rw + "px"; var tr = crdiv(p);
delete p.top; p.bottom="0"; p.height=bh + "px"; var br = crdiv(p);
delete p.right; p.left="0"; p.width=lw + "px"; var bl = crdiv(p);
var tw = crdiv({ position:"absolute", width:"100%", height:th + "px", ie_fontSize:"1px",
top:"0", left:"0", overflow:"hidden" });
var t = crdiv({ position:"relative", height:th + "px", ie_fontSize:"1px", marginLeft:lw + "px",
marginRight:rw + "px", overflow:"hidden" });
tw.appendChild(t);
var bw = crdiv({ position:"absolute", left:"0", bottom:"0", width:"100%", height:bh + "px",
ie_fontSize:"1px", overflow:"hidden" });
var b = crdiv({ position:"relative", height:bh + "px", ie_fontSize:"1px", marginLeft:lw + "px",
marginRight:rw + "px", overflow:"hidden" });
bw.appendChild(b);
var mw = crdiv({ position:"absolute", top:(-bh)+"px", left:"0", width:"100%", height:"100%",
overflow:"hidden", ie_fontSize:"1px" });
function corner(el,t,l) {
var w = l ? lw : rw;
var h = t ? th : bh;
var s = t ? cs : -cs;
var dsb = []; var dsi = []; var dss = [];
var xp=0; var xd=1; if (l) { xp=w-1; xd=-1; }
for (var x=0; x<w; ++x) {
var yp=0; var yd=1; if (t) { yp=h-1; yd=-1; }
for (var y=0; y<h; ++y) {
var div = '<div style="position:absolute; top:' + yp + 'px; left:' + xp + 'px; ' +
'width:1px; height:1px; overflow:hidden;';
var xc = x - cx; var yc = y - cy - s;
var d = Math.sqrt(xc*xc+yc*yc);
var doShadow = false;
if (r > 0) {
// draw border
if (xc < 0 && yc < bor && yc >= r || yc < 0 && xc < bor && xc >= r) {
dsb.push(div + '" class="' + bclass + '"></div>');
} else
if (d<bor && d>=r-1 && xc>=0 && yc>=0) {
var dd = div;
if (d>=bor-1) {
dd += op(bor-d);
doShadow = true;
}
dsb.push(dd + '" class="' + bclass + '"></div>');
}
// draw inner
var dd = div + ' z-index:2;';
if (xc < 0 && yc < r || yc < 0 && xc < r) {
dsi.push(dd + '" class="' + iclass + '"></div>');
} else
if (d<r && xc>=0 && yc>=0) {
if (d>=r-1) {
dd += op(r-d);
doShadow = true;
}
dsi.push(dd + '" class="' + iclass + '"></div>');
} else doShadow = true;
} else doShadow = true;
// draw shadow
if (sr > 0 && doShadow) {
d = Math.sqrt(x*x+y*y);
if (d<sr) {
dss.push(div + ' z-index:0; ' + op(1-(d/sr)) + '" class="' + sclass + '"></div>');
}
}
yp += yd;
}
xp += xd;
}
el.innerHTML = dss.concat(dsb.concat(dsi)).join('');
}
function mid(mw) {
var ds = [];
ds.push('<div style="position:relative; top:' + (th+bh) + 'px;' +
' height:10000px; margin-left:' + (lw-r-cx) + 'px;' +
' margin-right:' + (rw-r-cx) + 'px; overflow:hidden;"' +
' class="' + iclass + '"></div>');
var dd = '<div style="position:absolute; width:1px;' +
' top:' + (th+bh) + 'px; height:10000px;';
for (var x=0; x<lw-r-cx; ++x) {
ds.push(dd + ' left:' + x + 'px;' + op((x+1.0)/lw) +
'" class="' + sclass + '"></div>');
}
for (var x=0; x<rw-r-cx; ++x) {
ds.push(dd + ' right:' + x + 'px;' + op((x+1.0)/rw) +
'" class="' + sclass + '"></div>');
}
if (bow > 0) {
var su = ' width:' + bow + 'px;' + '" class="' + bclass + '"></div>';
ds.push(dd + ' left:' + (lw-bor-cx) + 'px;' + su);
ds.push(dd + ' right:' + (rw-bor-cx) + 'px;' + su);
}
mw.innerHTML = ds.join('');
}
function tb(el, t) {
var ds = [];
var h = t ? th : bh;
var dd = '<div style="height:1px; overflow:hidden; position:absolute;' +
' width:100%; left:0px; ';
var s = t ? cs : -cs;
for (var y=0; y<h-s-cy-r; ++y) {
ds.push(dd + (t ? 'top:' : 'bottom:') + y + 'px;' + op((y+1)*1.0/h) +
'" class="' + sclass + '"></div>');
}
if (y >= bow) {
ds.push(dd + (t ? 'top:' : 'bottom:') + (y - bow) + 'px;' +
' height:' + bow + 'px;" class="' + bclass + '"></div>');
}
ds.push(dd + (t ? 'top:' : 'bottom:') + y + 'px;' +
' height:' + (r+cy+s) + 'px;" class="' + iclass + '"></div>');
el.innerHTML = ds.join('');
}
corner(tl, true, true); corner(tr, true, false);
corner(bl, false, true); corner(br, false, false);
mid(mw); tb(t, true); tb(b, false);
return {
render: function(el) {
if (typeof el == 'string') el = document.getElementById(el);
if (el.length != undefined) {
for (var i=0; i<el.length; ++i) this.render(el[i]);
return;
}
// remove generated children
var node = el.firstChild;
while (node) {
var nextNode = node.nextSibling;
if (node.nodeType == 1 && node.className == 'sb-gen')
el.removeChild(node);
node = nextNode;
}
var iel = el.firstChild;
var twc = tw.cloneNode(true);
var mwc = mw.cloneNode(true);
var bwc = bw.cloneNode(true);
el.insertBefore(tl.cloneNode(true), iel); el.insertBefore(tr.cloneNode(true), iel);
el.insertBefore(bl.cloneNode(true), iel); el.insertBefore(br.cloneNode(true), iel);
el.insertBefore(twc, iel); el.insertBefore(mwc, iel);
el.insertBefore(bwc, iel);
if (isie) {
function resize() {
twc.style.width = bwc.style.width = mwc.style.width = el.offsetWidth + "px";
mwc.firstChild.style.height = el.offsetHeight + "px";
}
el.onresize=resize;
resize();
}
}
};
}
}
// add our styles to the document
document.write(
'<style type="text/css">' +
'.sb, .sbi, .sb *, .sbi * { position:relative; z-index:1; }' +
'* html .sb, * html .sbi { height:1%; }' +
'.sbi { display:inline-block; }' +
'.sb-inner { background:#ddd; }' +
'.sb-shadow { background:#000; }' +
'.sb-border { background:#bbb; }' +
'</style>'
);
</script>
<style type="text/css">
html { font-family:sans-serif; background:url(back.jpg); }
html, body { margin:0; padding:0; }
p { margin:5px 0; }
.headfoot { background:#444; text-align:right; color:#ddd;
padding:10px; margin:0; }
.headfoot h1 { font-size:1.3em; padding:0; margin:0; }
.headfoot a { color:#fff; }
/* For the first shadowed border */
#shadowed-border { padding:20px; width:80%; margin:20px auto; }
#shadowed-border .sb-inner { background:#ccc; }
#shadowed-border .sb-border { background:#fff; }
/* The tabs */
#tabs { overflow:hidden; padding:0; margin:20px auto 0 auto; width:400px; }
* html #tabs { height:1%; }
#tabs .tab { float:left; color:#000; list-style:none; padding:0; margin-left:5px; }
* html #tabs .tab { display:inline-block; }
#tabs .tab a { display:block; float:left; text-decoration:none; padding:5px; color:#000; }
#tabs .tab .sb-inner { background:#ccc; }
#tabs .tab:hover .sb-inner { background:#eee; }
#tabs .tab .sb-border { background:#fff; }
#tabs-content { background:#ccc; width:380px; margin:-1px auto 20px auto; padding:10px;
border:1px solid #fff; }
/* The links */
#links { color:#4c2; padding:20px; margin:20px; width:400px; margin:0 auto; }
#links .sb-inner { background:#444; }
#links a { color:#9f2; }
#links a .sb-shadow { background:transparent; }
#links a:hover .sb-shadow { background:#777; }
/* Partial stuff */
#partial { overflow:hidden; width:500px; margin:20px auto; }
* html .partial { height:1%; }
.partial-class { float:left; width:30px; height:30px; padding:10px;
margin-left:10px; color:#4c2; }
.partial-class .sb-inner { background:#444; }
.partial-class .sb-border { background:#fff; }
#change-border { color:#fff; padding:20px; margin:20px auto; width:300px; }
.change-border0 .sb-inner { background:#444; }
.change-border1 .sb-inner { background:#888; }
</style>
<script language="javascript" type="text/javascript">
var t = new Date().getTime();
var shadowedBorder = RUZEE.ShadedBorder.create({ corner:8, shadow:16, border:2 });
var tabBorder = RUZEE.ShadedBorder.create({ corner:8, edges:"tlr", border:1 });
var linksBorder = RUZEE.ShadedBorder.create({ corner:10 });
var linkBorder = RUZEE.ShadedBorder.create({ shadow:4 });
var changeBorders = [
RUZEE.ShadedBorder.create({ corner:20 }),
RUZEE.ShadedBorder.create({ corner:10, shadow:20 })
];
var partialIDs = ["tl", "tr", "bl", "br", "tlr", "blr", "tbl", "tbr"];
var partialBorders = {};
for (var i=0; i<partialIDs.length; ++i) {
partialBorders[partialIDs[i]] = RUZEE.ShadedBorder.create({
corner:10, border:2, edges:partialIDs[i] });
}
var calcTime = "Calculation time: " + ((new Date().getTime() - t) / 1000.0) + "s";
</script>
</head>
<body>
<div class="headfoot">
<h1><a href="http://www.ruzee.com/blog/shadedborder">
RUZEE.ShadedBorder</a> Examples</h1>
</div>
<div id="shadowed-border" class="sb">
<script type="text/javascript">
document.write('<div onload="alert(\'ok\');"></div>');
</script>
<p>This shadowed border has a width of 80% and hence scales with the size of
your browser window. Try it out ;-) And now some Lorem ipsum:</p>
<p>Lorem ipsum dolor sit amet, consectetur adipisicing elit,
sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.</p>
</div>
<ul id="tabs">
<li class="tab sb"><a href="#">Tab 1</a></li>
<li class="tab sb"><a href="#">Tab 2</a></li>
<li class="tab sb"><a href="#">And a third tab</a></li>
</ul>
<div id="tabs-content">
Tabs that change the color when hovered over (hover works on all supported browser
but Internet Explorer 6.0).
</div>
<div id="links" class="sb">
<p>
Links that "glow" when hovered over - this is alpha code...
It doesn't work in IE6 and Opera and looks strange in Safari.
This is some text with some <a href="#" class="sbi"><span>links</span></a>.
Don't get bored by the content but hover over the links ...
This is some text with some <a href="#" class="sbi"><span>links</span></a>.
Don't get bored by the content but hover over the links ...
</p>
</div>
<div id="partial">
<div class="partial-class sb" id="tl"><div>tl</div></div>
<div class="partial-class sb" id="tr"><div>tr</div></div>
<div class="partial-class sb" id="bl"><div>bl</div></div>
<div class="partial-class sb" id="br"><div>br</div></div>
<div class="partial-class sb" id="tlr"><div>tlr</div></div>
<div class="partial-class sb" id="blr"><div>blr</div></div>
<div class="partial-class sb" id="tbl"><div>tbl</div></div>
<div class="partial-class sb" id="tbr"><div>tbr</div></div>
</div>
<div id="change-border" class="sb">
<button onclick="changeBorder()">Change this border</button>
<div>Some Text</div>
Text that gets hidden - you can do nothing about it...
<div>And some more text</div>
</div>
<div class="headfoot">
<div id="calcTime"></div>
<div id="renderTime"></div>
</div>
<script language="javascript" type="text/javascript">
if (!window.$) {
window.$ = function(id) { return document.getElementById(id); }
}
var currentChangeBorder=0;
function changeBorder() {
currentChangeBorder = (currentChangeBorder + 1) % changeBorders.length;
$('change-border').className = 'sb change-border' + currentChangeBorder;
changeBorders[currentChangeBorder].render('change-border');
}
var t = new Date().getTime();
shadowedBorder.render('shadowed-border');
var tabs = $('tabs').getElementsByTagName("li");
for (var i=0; i < tabs.length; ++i) {
tabBorder.render(tabs[i]);
}
linksBorder.render('links');
linkBorder.render($('links').getElementsByTagName('a'));
for (id in partialBorders) {
partialBorders[id].render(id);
}
changeBorder();
$('calcTime').innerHTML = calcTime;
$('renderTime').innerHTML = "Render time: " + ((new Date().getTime() - t) / 1000.0) + "s";
</script>
</body>
</html>
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