javascript

calling a function or communicating from one browser window to another using Jquery / javascript

Hello, I am designing a web site that plays music. The music player itself will be in a separate window along with the now playing list. I want to be able to refresh the now playing list when a new song is added to it from the main window. Essentially I need to figure out how to communicate between the two windows. I was only able to f...

How to refer to the true 'body' of a page? [NOT iFrame body]

I have a script that create a new div element. Then, I want to append the div to the body of the page using appendChild method. The script is look like this : var div = document.createElement('div'); div.id = 'newdiv'; document.body.appendChild(div); Unfortunately, the div also appended to the body of iframes. So, my question is, ho...

Best Practice: Accessing radio button group

Looking for the best, standards compliant, cross browser compatible, forwards compatible way to access a group of radio buttons in the DOM (this is closely related to my other most recent post...), without the use of any external libraries. <input type="radio" value="1" name="myRadios" />One<br /> <input type="radio" value="2" name="myR...

do not highlight input value when tabbing over

This is a 2 part question: 1) click on one of the demo dropdowns on this page. when you tab over to the next input, the text is selected/highlighted in firefox. how can i prevent this from happening? 2) bonus: can you review my code that is hosted on google and tell me what i can improve? ...

How to create a small box above selected text ( double click to select it )

I try to write a dictionary extension for Google Chrome. Now, I want to pop out a small box when I double click to select text . How can I implement it :) Or like this one ( Fastest Chrome ). They're written in javascript. Thanks so much ! ...

jQuery Ajax load images problem

I have a code that would call $.load() to get an HTML fragment. In the fragment there will be a list of images and a script that would do some calculation based on the list size. The fragment looks like <div> <ul> <li><img .../></li> <li><img .../></li> ... </ul> </div> <script> //... script to do calculation on the ...

howto, Use JQUERY .EACH() but not for a element, for a Variable

In Javascript, I have a variable that is set to a block of text from a WYSIWYG editor. I want to use JQUERY's EACH() to find span's with the class XXXX. $( "span.foods" ).each( function() {}); But I want it to search in the variable=lookhere I have since I don't have access the the text in the WYSIWYG editor directly (CKEDITOR). H...

Simulate Pivot Rotate Using Transform In SVG

I have a rectangle in SVG that I need to rotate on a pivot from a specific point. The best way I can see to do this is transform to the xy of the pivot, rotate the degree, and then transform again. The problem is the xy of the second transform. I assume its going to take cos and sin to some extent, just not sure where or why. * | | | ...

can jquery do this?

$.each(3,function(i){ alert(i) }) alert 0,1,2 how to do this using jquery? thanks ...

remove specific field after clicking back in browser or using history.go(-1)

i have a form with a capacha, if the capacha was entered wrong, after submit the page is doing a "history.go(-1)" and all fields include the capacha input are back on the screen right now i have a js that clear that - but now that i need it in several places, i want to know if it possible to clear a form field after back with something...

Jquery .text() call returns null?

Hey all, I'm practicing Jquery and I've written this simple Jquery statement: var someText = $("table tr td").text(); Should this not return all text of td elements found within tr's that are found within tables? How do I fix this? Currently when I run this, it says that table tr td is null, but I have a table on the page I'm testing...

how to make a div(black border,and on the google-maps) panel drop-disable,thanks

the black div is used to panel,so it can not be droppable. <!DOCTYPE html PUBLIC "-//WAPFORUM//DTD XHTML Mobile 1.0//EN" "http://www.wapforum.org/DTD/xhtml-mobile10.dtd"&gt; <html xmlns="http://www.w3.org/1999/xhtml" > <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <meta name="viewpo...

Check for Block Ads/Scripts (Browser Addons, Compatibility)

I'm conflicted. you guys decide if this should migrate to SU or not. I would like to test my site against popular browser ad ons. ATM i have tested against noscript and adblock plus for firefox. What other popular ad ons should i check compatibility with? By compatibility i mean to work as intent on browsers i support (opera, firefox,...

Is there a native function to get the prefix numbers in javascript?

'123xswer' How to retrieve 123 from the string above without using regular expression? ...

Why can't I build this Javascript object?

I have an object I'm trying to populate from another object (that is, iterate over a return object to produce an object with only selected values from the original). My code looks like this: var collect = {}; function getHistoricalData(username){ $.getJSON("http://url/" + username + ".json?params", function(data){ ...

Google Maps API v3: Can I setZoom after fitBounds?

I have a set of points I want to plot on an embedded Google Map (API v3). I'd like the bounds to accommodate all points unless the zoom level is too low (i.e., zoomed out too much). My approach has been like this: var bounds = new google.maps.LatLngBounds(); // extend bounds with each point gmap.fitBounds(bounds); gmap.setZoom( Mat...

how to make the red div don't alert 'ss' when drag the black div on it ,

i using jquery and jquery-ui, this is my code: <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"&gt; <html> <head> <meta name="viewport" content="width=device-width, user-scalable=no"> </head> <body> <style type="text/css" media="screen"> </s...

How to make the swf load after all the images and text loaded?

My CMS system allow people to post some swf on the homepage, however, sometime there is video which is included in swf, not two files swf+flv. When the swf video load, it near used up the bandwidth and so the page seems not response for a while ... Can I use jQuery to control all the swf in a page that they load after the others done or ...

Form loop db insertion + javascript altering

I basically need to check if there is an easier way to do this before I rewrite all the code. I have a fairly large form that I have each input named with []'s on the end so I can loop through via php for easy insertion. <input type="hidden" name="currentdate[]" value="<?php echo date('mdY'); ?>"> <td><input...

jQuery Plugin Overwriting Parameters

Hey Everyone, This maybe a very mundane question, but this is the first jQuery plugin that I write and I'm a bit fuzzy on understanding the scope rules in Javascript. I'm trying to write an simple jQuery plugin that wraps around the Stack Overflow API. I'm starting off by trying to work with the Flair API. I wanted to make the plugin...