I have an element that already has a class:  <div class="someclass">     <img ... id="image1" name="image1" /> </div>   Now I want to create a JavaScript function that will add a class to the div (not repla...
Imagine:  <div id="old-parent">     <span>Foo</span>     <b>Bar</b>     Hello World </div> <div id="new-parent"></div>   What JavaScript can be written to move all the child nodes (both...
Text  changed to   <p href="page.html" class="class1 class2" id="thisid">Text</p>   I'm familiar with jQuery's replaceWith but that doesn't keep attributes/content as far as I know.    Note: Why would p...
I have a bookmarklet which inserts a CSS stylesheet into the target DOM via a "link" tag (external stylesheet).  Recently, this stopped working on Amazon.com, in Internet Explorer only.  It works on other sites, and with other browsers (even...
I am trying to use document.evaluate() to extract certain child elements out of a <svg> element. But I have problems by just extracting the <svg> itself. I can extract everything up to the <svg>, but no further. For example this wor...
With data like:  var days = ["Sun", "Mon", "Tues", "Wed", "Thur", "Fri", "Sat"];   I need to have the html structure become:  <div>   <input id="day0" type="checkbox">...
I know that doing multiple dom manipulations is bad as it forces multiple repaints.  I.e:  $('body').append('<div />')          .append('<div />')          .append('<div />')          .append('<...
I am curious if anyone knows which of these is more efficient, I am only concerned with Firefox as a browser and do not need to know that this code doesn't work in IE, etc...  Basically I am showing and hiding DOM elements based on an input field...
Imagine some DOM elements:  <ul id="list">   <li data-index="3">Baz</li>   <li data-index="1">Foo</li>   <li data-index="2">Bar</li> </ul>   How can these elements be sor...
Are there any techniques I can use to find what javascript is altering an HTML element? I am having some trouble finding how a particular element is getting an inline style of display:none added on load. I know I will find the script that does this e...

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