javascript

Java Servlets - How do I detect if a user is from a mobile device?

Java Servlets - How do I detect if a user is from a mobile device? I'm using the TinyMCE javascript editor, and it doesn't work on the iphone. How can I detect if the user is coming from a mobile device? ...

Flag bit computation and detection

Hi all, In some code I'm working on I should take care of ten independent parameters which can take one of two values (0 or 1). This creates 2^10 distinct conditions. Some of the conditions never occur and can be left out, but those which do occur are still A LOT and making a switch to handle all cases is insane. I want to use 10 if ...

Improving Javascript Load Times - Concatenation vs Many + Cache

I'm wondering which of the following is going to result in better performance for a page which loads a large amount of javascript (jQuery + jQuery UI + various other javascript files). I have gone through most of the YSlow and Google Page Speed stuff, but am left wondering about a particular detail. A key thing for me here is that the ...

Making a Javascript game, Having a little problem with scrolling.

I have a #wrapper div and a #grid div nested inside. currently I can scroll around with this function below. getCursorPos : function(){ // set the empty cursor object var cursor = {}; //get the offset from the left of the grid container var grid //offset loop $(function getCursorPos(){ grid = $('#grid')...

wave.getState() returns null

When trying to call wave.getState() in my Google Wave gadget, I get back null (no state object). How can I initialize the Wave state object? I am working in the Wave Sandbox. My ModulePrefs contains the following: <Require feature="wave" /> <Require feature="rpc"/> I got the "rpc" feature from some google groups post when se...

Why Virtual keyboard does not trigger AutocompleteList?

Hi, I have to use a Virtual(on screen) keyboard on a asp:textbox which has a AjaxControlToolkit's automcomplete attached to it, the virtual keyboard I use is the jQuery keypad plug in: http://keith-wood.name/keypadRef.html , but I have some problems with combining these two: Typing in the virtual keyboard does not trigger the Autocom...

Online Sports betting website using Drupal

I wanted to know how suitable is Drupal for making a sports betting website similar to http://www.sportsinteraction.com/ . I am aware that there are modules like Bookmaker in Drupal which could help . However, I am puzzled about how to handle the user accounts can be extended to keep a track of the money in each individual account. Also...

Dynamic content doesn't work when loaded with ajax

I'm trying to load some dynamic content after the user has logged in, using $.ajax, like so: $.ajax({ url: "functions.php", type: "GET", data: login_info, datatype: 'html', async: false, success: function (response) { $('#main').html(response); } }); The problem is, that some events don't work, when...

Get a CSS value from external style sheet with Javascript/jQuery

Is it possible to get a value from the external CSS of a page if the element that the style refers to has not been generated yet? (the element is to be generated dynamically). The jQuery method I've seen is $('element').css('property');, but this relies on element being on the page. Is there a way of finding out what the property is set...

Create intermediate element with jQuery

I want to invoke a creation of div with certain class just below the invoke button, how can I do that most efficiently with jquery? ...

Can I use XPath to filter elements by CSS properties?

Or do I have to do something like this: var nodes = document.childNodes; for (var i in nodes) { if (window.getComputedStyle(nodes[i], null).getPropertyValue('someproperty') == 'somevalue') // do stuff } Edit: I'm not very familiar with XPath. A 'simple' stab at the problem would be something like this: function test() { ...

jQuery parent element inner HTML

I am getting inner HTML of element by next way: $(this).context.innerHTML Then I am getting parent inner HTML: $(this).parent().context.innerHTML But this code returns same values. Any ideas what is wrong? ...

Jquery CPU usage

I am using Jquery to make an image scroll across my page horizontally. The only problem is that it uses a serious amount of cpu usage. Up to 100% on a single core laptop in firefox. What could cause this??? Jquery <script> jQuery(document).ready(function() { $(".speech").animate({backgroundPosition: "-6000px 0px"}, 400000, n...

How to append() an element and set its style with css() at the same time with jQuery

I tried: $('#canvas').append('<div class="tile"></div>').css({left: leftPos, top: topPos});, but that sets the style of #canvas rather than the appended element. I then tried: $('#canvas').append(('<div class="tile"></div>').css({left: leftPos, top: topPos}));, but that gives the error "Object <div class="tile"></div> has no method 'css...

Defining a class with specific style dynamically in jQuery

Is it possible to define a class with specific style attributes dynamically with jQuery, rather than setting the style of all elements with that class? I could set the attributes of the class at the end of the script once all the elements have been created, but is that the best way to go about it? If I define the style of the class with...

calling facebox in a google maps balloon

Hi Guys, I have a gmap balloon. var marker = createMarker(point, '<div style="width:240px" id="mapsball"><h2>Splash of London</h2><img src="_assets/images/themes/shop.jpg" id="mapThumb" width="100" align="right" /><p>110-112 Hoxton Street</p><p>London</p><p>N1 6SH</p></div>'); map.addOverlay(marker, icon); and a facebox attached...

Curious redirection problem using location.href

I face a curious problem with redirection... Look at this small example: it works only if I add the alert() call after the redirection sentence! If I remove the alert() it does not work anymore!!! Any idea why (I'm using Firefox 3)? Thanks. <html> <script type="text/javascript"> function GotoPage() { location.href = "htt...

Problems with jquery selector

I have a trouble with selecting element attributes with jquery here is my HTML: <a class="myselector" rel="I need this value"></a> <div class="someClass" id="someID"> ...bunch of elements/content <input type="button" name="myInput" id="inputID" title="myInput Title" /> ...bunch of elements/content </div> ...bunch of elements/content ...

Odd problem with IE8 and z-index CSS property

I not been able to put one DIV over his parent DIV in Internet Explorer. With Firefox is working as suposed to. The odd part is that if I open the html file directly in IE, everything works fine. But if I upload to the server and open from there, the div is hidden underneath his parent. I've tried several z-index combinations and none ...

jquery google visual api graph's data rows does not work.

Hi! I'd like to use google drawVisualization API. Example: var data = new google.visualization.DataTable(); data.addColumn('string'); data.addColumn('number'); data.addRows([ ['a', 14], ['b', 47], ['c', 80], ['d', 55], ['e', 16], ['f', 90], ['g', 29], ['h', 23], ['i', 58], ['j', 48] ]); ...