/* Image rollovers from DHTML Utopia: Modern Web Design Using Javascript & Dom. Author: Stuart Langridge. Published by: Sitepoint */
function setupRollovers() {
if (!document.getElementsByTagName)
return;
var all_links = document.getElementsByTagName('a');
for (var i = 0; i < all_links.length; i++) {
var link = all_links[i];
if (link.className && (' ' + link.className + ' ').indexOf(' rollover ') != -1) {
if (link.childNodes && link.childNodes.length == 1 && link.childNodes[0].nodeName.toLowerCase() == 'img') {
link.onmouseover = mouseover;
link.onmouseout = mouseout;
}
}
}
}
function find_target(e) {
/* Begin the DOM events part, which you can ignore for now if it's confusing */
var target;
if (window.event && window.event.srcElement)
target = window.event.srcElement;
else if (e && e.target)
target = e.target;
if (!target)
return null;
while (target != document.body && target.nodeName.toLowerCase() != 'a')
target = target.parentNode;
if (target.nodeName.toLowerCase() != 'a')
return null;
return target;
}
function mouseover(e) {
var target = find_target(e);
if (!target) return;
// the only child node of the a tag in target will be an img tag
var img_tag = target.childNodes[0];
// Take the "src", which names an image called "something.ext",
// Make it point to "something_over.ext"
// This is done with a regular expression
img_tag.src = img_tag.src.replace(/(\.[^.]+)$/, '_over$1');
}
function mouseout(e) {
var target = find_target(e);
if (!target) return;
// the only child node of the A-tag in |target| will be an IMG-tag
var img_tag = target.childNodes[0];
// Take the "src", which names an image as "something_over.ext",
// Make it point to "something.ext"
// This is done with a regular expression
img_tag.src = img_tag.src.replace(/_over(\.[^.]+)$/, '$1');
}
// When the page loads, set up the rollovers
window.onload = setupRollovers;
/* End Image Rollovers */
/* ObjectSwap - Bypasses the new ActiveX Activation requirement in Internet Explorer by swapping existing ActiveX objects on the page with the same objects. Can also be used for Flash version detection by adding the param: to the object tag. Author: Karina Steffens, www.neo-archaic.net. Created: April 2006. Changes and bug fixes: May 2006 */
//Check if the browser is InternetExplorer
var ie = (navigator.appName.indexOf("Microsoft") != -1);
//Hide the object to prevent it from loading twice
if (ie) {
document.write ("");
}
/*Replace all flash objects on the page with the same flash object,
by rewriting the outerHTML values
This bypasses the new IE ActiveX object activation issue*/
objectSwap = function() {
//An array of ids for flash detection
var stripQueue = [];
//Get a list of all ActiveX objects
var objects = document.getElementsByTagName('object');
for (var i=0; i
if (p.name == "flashVersion") {
hasFlash1 = detectFlash(p.value);
if (!hasFlash1) {
//Add the objects id to the list (create a new id if there's isn't one already)
o.id = (o.id == "") ? ("stripFlash"+i) : o.id;
stripQueue.push(o.id);
break;
}
}
params += p.outerHTML;
}
}
if (!hasFlash1) {
continue;
}
//Only target internet explorer
if (!ie) {
continue;
}
//Avoid specified objects, marked with a "noswap" classname
if (o.className.toLowerCase().indexOf ("noswap") != -1) {
continue;
}
//Get the tag and attributes part of the outer html of the object
var tag = h.split(">")[0] + ">";
//Add up the various bits that comprise the object:
//The tag with the attributes, the params and it's inner html
var newObject = tag + params + o.innerHTML + " ";
//And rewrite the outer html of the tag
o.outerHTML = newObject;
}
//Strip flash objects
if (stripQueue.length) {
stripFlash(stripQueue)
}
//Make the objects visible again
if (ie) {
document.getElementById("hideObject").disabled = true;
}
}
detectFlash = function(version) {
if(navigator.plugins && navigator.plugins.length) {
//Non-IE flash detection.
var plugin = navigator.plugins["Shockwave Flash"];
if (plugin == undefined) {
return false;
}
var ver = navigator.plugins["Shockwave Flash"].description.split(" ")[2];
return (Number(ver) >= Number(version))
} else if (ie) {
//IE flash detection.
try {
var flash = new ActiveXObject("ShockwaveFlash.ShockwaveFlash." + version);
return true;
}
catch(e) {
return false;
}
}
//Catchall - skip detection
return true;
}
//Loop through an array of ids to strip
//Replace the object by a div tag containing the same innerHTML.
//To display an alternative image, message for the user or a link to the flash installation page, place it inside the object tag.
//For the usual object/embed pairs it needs to be enclosed in comments to hide from gecko based browsers.
stripFlash = function (stripQueue) {
for (var i=0; i/g, "");
//Neutralise the embed tag
newHTML = newHTML.replace(/