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• Javascript - Get callback info back to original calling function.

  - by Steve

  Let's say you have a Javascript function that calls a web service method. So that webservice completes and calls a callback function, which has the result. How do I get that result back into the original function that called the web service method? Essentially, I'm trying to "synchronize" an asynchronous call.

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• How to access parent iframe elements from a child javascript page?

  - by samir

  I have 2 pages-- Parent n child. In the parent page i have an iframe whose value i want to ftech in the javascript of child page. Is there any way?....Please suggest.

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• How to get a webpage as plain text without any html using javascript?

  - by Amr ElGarhy

  i am trying to find a way using javascript or jquery to write a function which remove all the html tags from a page and just give me the plain text of this page. How this can be done? any ideas?

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• Is it posible to navigate swf file using javascript/jquery?

  - by ngkong

  When we open plain swf in browser, we are able to control the swf file by right clicking, the available control are: zoom in, zoom out, quality, rewind (previous frame), forward (next frame), and print. Is it possible to trigger those control using javascript especially jquery? Thanks.

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• Is it Possible to change the Default Margins of Browser through JavaScript???

  - by Govind Lohar

  I want to change the default margins of Browser through JavaScript because I want to print the displayed document on page but the margins are different on different browser??? plz help me to change default margins of browser. if you have any solution tell me.

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• Can a PDF file's print dialog be opened with Javascript?

  - by user83358

  I know how to open a webpage in a new window and add javascript so the print dialog pops up. Is there a way to do a similar thing with a PDF file?

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• How do you access @font-face in the DOM (via Javascript)?

  - by Jon Raasch

  Hi I'm looking to access @font-face with Javascript. I assume it's somewhere in the DOM but where? I want to do this for @font-face feature detection. Thanks!

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• In Javascript, if there is an object with a lot of properties that are functions, how do you convert

  - by Jian Lin

  In Javascript, if an object has lots of properties that are functions: var obj = { foo: function() { ... }, bar: function() { ... }, ... } then how can you get an array of names of those functions? That is, an array ["foo", "bar", ... ] thanks.

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• How do I emulate pressing F-11 in a browser using Javascript?

  - by Itay Moav

  How do I emulate pressing F-11 in a browser using Javascript? (I assume it will be different in Chrome,IE and FF?)

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• What's the difference between $get and $find in JavaScript?

  - by RoboShop

  Hi, I'm a .NET programmer who've just started to learn more about client side scripting, and I was wondering sometimes you use $get('value') and $find('value') and I've discovered that these are just shortcuts for document.getElementById('value') and Sys.Application.findComponent('value'), respectively. However, I still don't understand: what is the difference between these two functions in JavaScript? What exactly are they looking up/retrieving when invoked? Thanks in advance.

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• How to make a remove frame script in JavaScript?

  - by Daniel

  I am making websites I refer to from my site load up in a frame (similar to google images). But I also want to give users the ability to break out of that frame. Like with google image's "Remove Frame" link at the bottom right corner of their frame. How can I do this possiblyusing Javascript?

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• How can I convert Excel VBA to Google spreadsheets Javascript API?

  - by Bearjcc

  I have recorded a macro in Excel, but I want to run this code in Google spreadsheets. I do not know how to program in either code. How do I convert them? I tried an online VB to Javascript converter, but this does not work with VBA.

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• what should be the good approach to write javascript code?

  - by Bhupi

  Hi, which should be the good approach to write javascript code and why? 1) var myClass = function(){} myClass.prototype.init = function(x, y){ this.width = x; this.height = y; } myClass.prototype.show = function(){ alert("width = "+ this.width+" height = "+ this.height); } 2) var myNewClass = { init : function(x, y) { this.width = x; this.height = y; }, show : function() { alert("width = "+ this.width+" height = "+ this.height); } }

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• What is the purpose of a self executing function in javascript?

  - by Ej

  In javascript, when would you want to use this: (function(){ //Bunch of code... })(); over this: //Bunch of code...

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• How can I download a script using Javascript and supply a header to the GET?

  - by Alan

  I have this method for downloading a script: var script = document.createElement('script'); script.setAttribute("src", url); document.getElementsByTagName("head")[0].appendChild(script); This gives me a GET like this: GET http://127.0.0.1:17315/Scripts/abc.js HTTP/1.1 However I need to add a header: Authorization: Bearer Ipnsfm9h1MWYIM0n1ng Can anyone tell me how I can add a header when I am using Javascript to perform the GET?

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• Given a javascript array and one of its members, how to retrieve the member index?

  - by tobefound

  Given a javascript array and one of its members, how to retrieve the member index without having to compare the contents of the member against every other member in the array?

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• is there any javascript library to resize images according to browser window size ?

  - by Patrick

  hi, is there any javascript library for resizing the images according to browser window sizes ? I need to consider all cases (vertical / horizonal image, vertical / horizonal browser window) N.B. The image scale has to be the same! (no distorsions) thanks

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• What's the equivalent of PHP's " .= " in Javascript, to add something to a variable..?

  - by pnichols

  In PHP you can do: $myvar = "Hello"; $myvar .= " world!"; echo $myvar; The output is: Hello world! How can I do this in Javascript/jQuery..?

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• Javascript vs ASP.NET validation, which one to choose?

  - by sam

  Hi guys, about Validations, are Javascript and ASP.NET validation used for the same purpose? if yes, which one do u recommend?and simple explanation please, thanks

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• How to clear results on googleBar gmap with javascript?

  - by xsser

  i am using googleBar on my gmap application, after i manipulate the results of the search i want to clear the results of the search, but without using the clear results button. i want to clear the results with from my JavaScript function. how can i do that?

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• Insert javascript into local html using its CSS stylesheet?

  - by Conando

  Modifying a SnapPages theme, meaning I only have access to the CSS stylesheet. I would like to insert some javascript in the header of the site in order to use TypeKit for styling typography. Is there anyway to do that from CSS?

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• What's the easiest way to assign a string returned from the server to a javascript string?

  - by powerboy

  The following does not work: var js_str= '<?php echo $str_from_server; ?>'; The problem is that, $str_from_server can contain any characters. If it contains single quotes or line breaks or others, the above code will break. And I do not have access to the server-side code. What's the easiest way to "escape" the contents of $str_from_server into a javascript string, and then it can be restored later?

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• Why do I get a Javascript error when validating a hidden field?

  - by ProgrammingPope

  I have a custom control and I am trying to validate a hidden field. The validation works fine but I am getting the following Javascript error every time (output from Firebug): Error: element is null Code: var currentClassName = ' ' + WebForm_TrimString(element.className) + ' '; URL: http://localhost:58462/WebResource.axd?d=...

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• How to find all files in directory? (HTML JavaScript)

  - by Ole Jak

  How to find all files in directory? I have HTML page in some directory. Using JavaScript I want to get all existing files in some subdirectory (get file names or relative links to them)

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• How to share javascript libraries in between components of my website (i.e. lightbox)

  - by Patrick

  Can I share javascript libraries I've loaded in part of my website, with other components ? For example, I'm loading a node of my drupal website into a lightbox (rel="lightmodal"), so it is not a frame. I would like to have access from the content of the lightbox to qtip.js library (at the moment I'm using its functions but it doesn't find the library, so it doesn't work..) thanks

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