I have JavaScript that is doing activity periodically. When the user is not looking at the site (i.e., the window or tab does not have focus), it'd be nice to not run.  Is there a way to do this using JavaScript?  My reference point: Gmail Chat...
I have a web form with a text box in it. How do I go about setting focus to the text box by default?  Something like this:  <body onload='setFocusToTextBox()'>   so can anybody help me with it? I don't know how to set focus to the...
I've tried $('#field').focus(), and any other method found on the internet. Nothing worked. I have a simple html that reproduces the problem.  <!DOCTYPE html>  <html>      <head>          <script type="text/javasc...
Let’s say I have this markup:  <div id="content">   <div id="firstP"><p>First paragraph</p></div>   <div id="secondP"><p>Second paragraph</p></div>   <div id="thir...
In jquery I've appended a <li> element to an unordered list.  How do I focus on the newly created <li> ?  If I do the following:  $("ul").append('<li><input type="text" value="Hi!"></li>&#...
Basically I need to create a textarea that is character limited, but will have a single word at the beginning, that they can't change.  It needs to be a part of the textarea, but I don't want users to be able to remove it or edit it.  I was t...
I am trying to make a div, that when you click it turns into an input box, and focuses it. I am using prototype to achieve this. This works in both Chrome and Firefox, but not in IE. IE refuses to focus the newly added input field, even if I set a 1...
I came across a very strange behaviour on Chrome which seems like a bug to me: when you click a link, the link does not receive the focus. Worse, the body takes the focus instead.  This behaviour can be observed here: http://jsfiddle.net/YfbR7/4/ (se...
I was almost sure I could find the answer here, but I wasn't successful. How would you check whether is there some object selected (focused) on the moment of the event call? I tried if (document.activeElement == "[object HTMLBodyElement]"...
I have a jquery ui dialog with tabs loaded dynamically/JSON with content. Due to the complexity, I can't really post a fiddle or a relevant code (too much code).  What's happening is that when the dialog opens, you can tab through the element...

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