javascript

Scroll to a text position in Javascript

I have a real-time HTML editor, with a textarea on the left for code entry, and a 'preview' DIV on the right to contain the preview of the code entered. At the moment, when editing the code in the left pane, the preview just sits where it is, so often the part of the code you're editing is not in the visible area of the preview (especial...

How to tell if a mouse is hovering over an element

Is there a function I can call to know if a certain element is currently being hovered over, like this? /* Returns true or false */ hoveringOver("a#mylink"); ...

jquery, get url segment - ajax

Hello! Say I have a list of items from a database. Next to each item there is a delete link. the links look something like: http://example.com/exp/delete/1 - 1 is the ID of the record I want to delete. How can I grab the ID to pass through AJAX? Thanks ...

Find a dynamic added tag with javascript

I am trying to see how to find a tag that was added dynamically within a table as so: ParentTag= document.getElementById('parentdiv'); var newTag = document.createElement('div'); newTag.innerHTML="<span class="ImNew"></span>" ParentTag.appendChild(newTag); How will I be able to find that tag in javascript, not leaning towards using j...

qx.ui.table.Table hangs my browser...

Hi all, I have a strange bug. I create a qx.ui.table.Table and if not all specified columns fit into window (horizontal scroll appear) my browsers (firefox 3.5.6 and chrome 5.0.344) hangs. If i just set width for window large (e.g. from 600px to 800px) - all works fine. May be I'm doing something wrong? Or how can I fix/avoid this 'str...

Help with writing a php code that repeats itself per array value

Hi I'm using Closure Compiler to compress and join a few JavaScript files the syntax is something like this; $c = new PhpClosure(); $c->add("JavaScriptA.js") ->add("JavaScriptB.js") ->write(); How could I make it systematically add more files from an array lets say for each array element in $file = array('JavaScriptA.js','JavaScri...

Stop Observing Events with JS Prototype not working with .bind(this)

I'm working on a Javascript class based on the Prototype library. This class needs to observe an event to perform a drag operation (the current drag-drop controls aren't right for this situation), but I'm having problems making it stop observing the events. Here's a sample that causes this problem: var TestClass = Class.create({ in...

Code to make div appear after a certain amount of time.

Hi, I'm looking for code that makes a div appear after a certain amount of time on a site. Here's the sort of thing I'm talking about: <div class="container"> <div class="secretpopout"> This is the div I want to pop out after a couple of minutes. </div> </div> I'm relatively new to javascript and jQuery, but I'm assuming I will need ...

How can I make the width of a page dynamic up to a certain limit?

For example, dynamic and fluid between 600px - 1000px, but fixed at 1000px after 1000px and fixed at 600px below 600px. Check out digg.com for an example. I'd like a way that is cross-browser compatible. Thank you! ...

Radio buttons change variable in JavaScript

I have two fields which calculate a total, but I have a radio button pair that determines a variable within the equation. Here's the radio button code: <input type="radio" name="estimate_pool_shape" value="1" /> Angle <input type="radio" name="estimate_pool_shape" value=".86392" /> Freeform Immediately after that, this JavaScript is t...

How to invoke a method of js object after invoking another method?

I often saw this code in jQuery. $('div').action1().delay(miliseconds).action2(); I could realize it in one level action in the following code. function $(id) { var $ = document.getElementById(id); $.action1 = function() { }; return $; } How to write the method delay() and action2() so that I could use them this way...

passing json from servlet to dojo

I am currently trying to pass a generated JSON string to dojo for parsing and am having some issues. The servlet simply writes it as a string as so: response.getWriter().append("{ \"data\": {"); response.getWriter().append("\"type\": \"facing\","); response.getWriter().append("\"score\": " + "\"" + score + "\","); response.getWriter()....

How to window.open with a toolbar in Google Chrome?

The following javascript opens a pop-up in Firefox, Safari, IE, and Google Chrome: window.open("http://google.com", "foo", "toolbar=yes,location=yes,menubar=yes") However, in Google Chrome the toolbar (with the usual forward and back buttons, etc.) does not appear on the popped-up window. (Tested on both Windows and Mac.) How can I ...

FLIR: avoiding ugly page loads

I'm building a site that makes extensive use of FLIR to allow the use of non-websafe fonts. However, pageloads are an ugly process, as first the HTML text version of each field loads and then (a few hundred milliseconds later) it's replaced by its FLIR image counterpart. Is there any way to avoid this sort of thing? I've got a clien...

namespacing javascript

Is the following method wrong way of declaring namespace in Javascript? It is from the book I'm reading and doesn't seem to work in my code. <script type="text/javascript"> var mynamespace = {}; if(Drupal.jsEnabled){ $(document).ready(mynamespace.init); } mynamespace.init = function() { $("#mybutton").bind("click"...

Disabling script max-execution-time in flex?

How do I completely disable the max-execution-time for scripts in flex? The configurable max is 60 seconds, but I'm calling off to other interactive processes which will probably run much longer than that. Is there an easy way to disable the maximum script execution time across my entire application? ...

Create your own HTML Textfield with Javascript

I came across the following http://ckeditor.com/demo , and was wondering if anyone had a basic tutorial how to implement this (or perhaps what key search terms I should use)? Is this just a heavily modified TextField, or have they somehow managed to create a completely new TextField from scratch? I tried googling this many times, and I...

IE6 forces two clicks to trigger Javascript event

I have a web form that has 2 radio buttons, depending on which one is clicked it displays a hidden element This works fine in all browsers except for IE6, which, after I click on the radio button, I have to click again (anywhere on the window) and then the element is displayed...has anyone had behavior like this before? I tried to not...

Can I delay window.open()?

So here is my basic problem. The user clicks the save button. Use Ajax to save the content via code-behind. THEN open a new window that loads the content from the DB. I just need a way to not open the window until the content has been saved. Right now it immediately opens a new window and the content isn't all saved yet. Any ideas? E...

Web technologies exam query

I have a practical exam in web technologies so html, css, javascript and (possibly) php. I'm still learning and just wondered if you guys had any advice. HTML im fine with, css sometimes takes me time to get right and javascript and php get a bit messy! It's open book, so what would you suggest taking with me? ...