Shadow Gradient Script

Michael Burt Jan 19, 2007

General

Add a shaded border effect to any valid HTML tag. You can edit the depth, the opacity, and the color of the shadow.

Epsum factorial non deposit quid pro quo hic escorol. Olypian quarrels et gorilla congolium sic ad nauseum. Souvlaki ignitus carborundum.

Notes

Created by: Michael Burt
Web Site: http://galaxydefense.ga.funpic.org/
Posted: January 19, 2007

Source Code

Paste this source code into the designated areas.

External file

Paste this code into an external JavaScript file named: shadowGradient.js

var depth = 6 // in pixels

// addLoadEvent created by: Simon Willison
// http://simon.incutio.com/archive/2004/05/26/addLoadEvent
function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      if (oldonload) {
        oldonload();
      }
      func();
    }
  }
}

addLoadEvent(function() {

// Created by: Michael Burt
// http://galaxydefense.ga.funpic.org/
var a = document.all ? document.all : document.getElementsByTagName('*');
for (var i = 0;i < a.length;i++) {
 	if (a[i].className == "shadow") {
  		for (x = 0;x < depth;x++) {
   			var newSd = document.createElement("DIV")
   			newSd.className = "shadow2"
   			newSd.style.background = a[i].id
   			newSd.style.width = a[i].offsetWidth + "px"
   			newSd.style.height = a[i].offsetHeight + "px"
   			newSd.style.left = a[i].offsetLeft + x + "px"
   			newSd.style.top = a[i].offsetTop + x + "px"
   			document.body.appendChild(newSd)
   			}
  		}
 	}
}
);

CSS

Paste this code into your external CSS file or in the <style> section within the HEAD section of your HTML document.

.shadow {
  border: 1px solid silver;
  padding: 2px;
  font: 10pt arial;
  position: relative;
  display: inline;
  background: white;
  z-index: 100
}
.shadow2 {
  overflow: hidden;
  position: absolute;
  filter: alpha(Opacity=15); /* modify to change the shade solidity/opacity, same as below */
  opacity: 0.1; /* firefox 1.5 opacity */
  -moz-opacity: 0.2; /* mozilla opacity */
  -khtml-opacity: 0.1; /* opacity */
  z-index: 10
}

Head

Paste this code into the HEAD section of your HTML document.


<script type="text/javascript" src="shadowGradient.js"></script>

Body

Paste this code into the BODY section of your HTML document

<p style="text-align: center;">
<img src="http://www.javascriptsource.com/img/headerlogo.gif" class="shadow" id="#000099">
<br><br>
<img src="http://www.webreference.com/art/webref.gif" class="shadow" id="#ff3030">
</p>
<div class="shadow" id="black" style="display: block; width: 20%; margin-left: 42%; padding: 8px;">
Epsum factorial non deposit quid pro quo hic escorol. Olypian quarrels et gorilla congolium sic ad nauseum. Souvlaki ignitus carborundum.
</div>

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