javascript

jquery "this" binding issue on event handler (equivalent of bindAsEventListener in prototype)

In jquery an event hadler's binding is the event generating DOM element (this points to the dom element). In prototype to change the binding of an event handler one can use the bindAsEventListener function; How can I access both the instance and the DOM element from a event handler? Similar to http://stackoverflow.com/questions/117361/ho...

JavaScript code inside UpdatePanel

Ok: I've got an UpdatePanel on an aspx page that contains a single Placeholder. Inside this placeholder I'm appending one of a selection of usercontrols depending on certain external conditions (this is a configuration page). In each of these usercontrols there is a bindUcEvents() javascript function that binds the various jQuery and j...

tabs using jquery

I currently have a tabbed system in place, however it not doing exactly as I need it too, I was hoping that by navigating to the URL with #tab2 suffixed on then end it would navigate to my tabbed page and the tab that is present in the URL would be the one that is active, however the first tab in the sequence is always active, is there a...

One page checkout breaks after clicking "edit" the first step

Hello, There is a very annoying bug on Magento one page checkout page. The first step of checkout closes up after clicking "edit". This shouldn't happen as that step is already being edited and there is no previous step... I can't find the piece of code that is responsible for it. ...

Check for Redirect url is correct or not??

I am calling window.location.href = "some url"; I want to check whether that url is opening or not. Means if the url is wrong how do check it in javascript so that I can redirect it to another url. Thanks. ...

php how to open new tab or new window

in php my task here is before user downloads a file i have display a form thr where i can get details of user i.e form1...on click on submit button it will go to next php file where it process some logic...from thr i have open new tab or new window in that i have display my file or any thing ....how to do thank u ...

How to disable form submit if the username is not available

I have checked the user name availability. The problem is, even if the username is not available, the form is posting. Edited Code: <SCRIPT type="text/javascript"> $(document).ready(function(){ $("#emailch").change(function() { var usr = $("#emailch").val(); if(usr.length >= 3) { $("#status").html('<img src="imag...

Problem with dynamically added script element - attribute src is empty

Hi there, I have a problem with dynamically added script element (using jQuery). Code for adding new script element to DOM is this: var pScript = document.createElement("script"); pScript.type = "text/javascript"; pScript.src = sFile; // Add element to the end of head element $("head").append(pScript); The script is added with no p...

Firefox can not layout nested tables properly?

I want to implement a collapsible menu. I plan to use table component to simulate a menu, and nest a sub table into a table cell to simulate a sub menu. Below is my code, it works as expected in IE, Chrome and Safari, but it doesn't work well in Firefox: <html> <body> <div id="menu" style="position:absolute; left:150px; top:100px; z-...

JQuery autocomplete problem

Im using JQuerys Autocomplete plugin, but it doesn't autocomplete upon entering anything. Any ideas why it doesnt work? The basic example works, but not mine. var ppl = {"ppl":[{"name":"peterpeter", "work":"student"}, {"name":"piotr","work":"student"}]}; var options = { matchContains: true, // So we can search inside string...

Web Standards alternatives to Flex/Silverlight (I mean serious alternatives, not just JS framewoks)

Is there a set of open standards technologies that I can use to achieve the same way of development as in Flex and Sivlerlight? I am talking about componentization, separation of concerns, rich graphics, states and effects . Please point out some tutorials and other resources if possible. P.S. I KNOW that this is technically possible, s...

Get Image dimensions using Javascript during file upload

Hi, I have file upload UI element in which the user will upload images. Here I have to validate the height and width of the image in client side. Is it possible to find the size of the image having only the file path in JS? Note: If No, is there any other way to find the dimensions in Client side? ...

How can empty JavaScript function actually do something?

Hello While trying to understand how a web server worked, I came accross this: //myfile.js function donothing(){}; //myfile.html javascript:donothing(open('http://www.acme.com/whatever.jpg','','left=100, right=0, top=100, scrollbars=no, status=no, titlebar=no, resizable=no, toolbar=no, menubar=no, width=255, height=255')) I'm no Jav...

javascript print action - printing date/ url

In one of my project, I need to display print option to the user (on loading html page). While this works fine, but the content printed contains the url and date of printing. Please let me know how I can configure at javascript level (not at printer level) so that these default things (url, date of printing, page 1 of 10 etc..) are no...

window.setInterval from inside an object

I'm currently having an issue where I have a javascript object that is trying to use setInterval to call a private function inside of itself. However, it can't find the object when I try to call it. I have a feeling that it's because window.setInterval is trying to call into the object from outside but doesn't have a reference to the obj...

Clicking inside a polygon in Google Maps

The included JavaScript snippet is supposed to do the following: As the user clicks on the map, initialize headMarker and draw a circle (polygon) around it As the user clicks inside the circle, initialize tailMarker and draw the path between these two markers 1 is happening as expected. But as the user clicks inside the circle, in th...

ASP.NET MVC - Where do you put your .js files if you dont want to store them in /Scripts?

I have a number of .js files that I would like to be stored in the same directories as their views (they're specific to a view - its simply to keep the javascript separate from the view's HTML) However, adding them to the /Views/ControllerName/ directory wont work because when a request is made to the webserver for the .js file: <scrip...

Javascript problem when setting src for img element in FireFox - string parsing error?

I'm having problems with image's on the page. I'm using Javascript to create the elements, and in FireFox it seems the string that I'm using to set the innerHTML is not being parsed correctly. I'll see this when the server page is requested with invalid GET variables. They look like this (from the PHP script's error handler): GET[] ...

Illegal Character in File Name

Hi, During my file upload process, I found illegal character getting saved in Table. zurück.pdf, C _Word.doc were the file names. Here ü, space between C and _Word was found as ? in the Table Column. I have validate the filename in client side by replacing non-alpha numeric values by _ (underscore), but still it escapes and persist into...

Missing } in XML expression

I have an external javascript file that I want to, upon include, write some HTML to the end of the web page. Upon doing so though I get the error Missing } in XML expression on the line that uses dropdownhtml. Here is my code var dropdownhtml = '<div id="dropdown"></div>'; $(document).ready(function(){ //$(document).append(dropd...