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SeatGuru without the Javascript Norman Walsh, 17 Jan 2005 Volume
8, Issue 9 http://norman.walsh.name/2005/01/17/seatguru Saved from another
four and a half hours without power. Fool me once, the saying begins. For
my connecting flight, I did try to check with SeatGuru[a] before boarding.
This gadget doesn't do Javascript so I thought for a moment that I was going
to be stymied. The SeatGuru site is heavy into Javascript (for no paricularly
good reason, it's just another example of gratuitous design as far as I
can tell). All was not lost however, the SeatGuru folks have started a "mobile"
service, mobile.seatguru.com[b] that isn't cluttered with scripting and
worked perfectly. Generate RSS feed via Javascript [http://leeds.bates.edu/rss]* 1. Find and click the link to the RSS syndication feed on the desired weblog: 2. Copy to your clipboard the URL to the RSS feed: 3. At Bates's RSS generator (http://leeds.bates.edu/rss), paste the copied URL into the "URL" field of the RSS generator, and click "generate Javascript to use": 4. Copy the generated javascript and paste it into your web site: *(RSS to Javascript generator by Alan Levine @ http://jade.mcli.dist.maricopa.edu/feed/)Tutor GuidelinesJavaScript directory (_js) The JavaScript files are described in greater depth below. Text builds dynamically, via JavaScript, revealing hidden text areas when the user performs a given action such as pressing a more button on a basic text screen and the summary screen, or by clicking on the OK button on a question screen. 2. In the label diagram screens the correct answer is embedded in the page in JavaScript variables holding the correct co-ordinates of the position on the screen where the label needs to be dropped. 3. On the multiple answer screens the correct answers are stored in the JavaScript variable named refNum. Dynamically produced using JavaScript a list of keywords relating to the current learning unit and their descriptions are displayed in a pop-up window. These keywords are stored in a JavaScript Array in the file LU title-kw.htm (e.g. hs10101-kw.htm). The nav_data JavaScript file The two main style sheet files are loaded dynamically 1. Virtually all major Web browsers have significant security flaws, making it possible for hackers to attack. These attacks run the gamut from simple denial of service, through theft of files and personal information, to full-fledged system penetration permitting the attacker to delete files, insert viruses, change information, and leave hidden monitoring programs. But Web browsers offer tremendous convenience and productivity advantages and their use will only accelerate in both industry and government. 2. This NSTISSAM outlines some of the steps you can take to lower your risk when browsing the Web and discusses the benefits and consequences of the security measures. 3. Representatives of the National Security Telecommunications and Information Systems Security Committee (NSTISSC) may obtain additional copies of this instruction at the address listed below. g. Turn off JavaScript and VBScript: Scripting languages such as JavaScript have been a ripe source of crossplexemail1I have basically taken Leah's status of 9/22, and made some additional comments, and also added some items. Everyone please read the entire document and make sure that I have represented all of the items correctly. Please let me know ASAP if their are any issues that need to be added or refined. As I mentioned in the conference call today, I will be producing a daily status report on the progress being made. In Phase II we can probably use some javascript to detect the browser and implement some sort of work around. Advanced Keyword Search Wizard - Work in Progress Steve Bowen has reviewed the original specifications and determined that through the use of JavaScript it could be constructed. Dave will also need some assistance with the JavaScript for item #3. 1) Header and Footer graphics. This would mean adding some javascript on the quilt page where the starting link will exist to invoke the new window. I can send you the javascript so it would be a 'cut andSURV-E-2This paper describes the use of client-side JavaScript and server-side Perl to implement instrumentation for the collection and preprocessing of educational survey data over the World Wide Web. The development of client-side programming languages (those incorporated into the user's browser software) such as JavaScript provides for the validation of subject data without the need for even a single additional server transaction. Client-side programming languages such as JavaScript can be used to validate data before the respondent submits them. Sample of client-side JavaScript code for validating data Data were collected fairly smoothly and efficiently using JavaScript for client-side validation and Perl for server-side processing. Once written and tested, the JavaScript and Perl processing code performed algorithmically and predictably. Some web browser programs do not fully implement JavaScript, among them Netscape browsers older than Navigator 3.0 and MicrosoftBuilder_US.qxdadoption of applications, websites and portals Current awareness, through online news and information, has become a major force in shaping how businesses understand markets, react to com-petitive threats and harness revenue opportunities. To fully leverage the power of current awareness, businesses must have access to targeted news content collected from the most influential and trusted sources and deliv-ered in time to impact decisions. Moreover Connected Intelligence (CI) BuilderT provides an easy-to-use interface for building, editing and deploying custom real-time newsfeeds to provide a clear understanding of current events. Moreover CI-Builder is an easy-to-use, cost-effec-tive tool for creating and delivering highly targeted real-time news and information feeds. CI-Builder makes creating tailored newsfeeds as simple as entering criteria, viewing the results and saving the feed. Custom newsfeed can be created from scratch or based on one of over 380 existing pre-builtJavaEnable Java Script In MS Internet Explorer Choose Tools Menu then Internet Options. Click "Security" Tab at top then click "Custom Level". Scroll down to the "Scripting" area and make sure "ENABLED" is selected. Enable Java Script In Netscape Choose the "Edit" menu then click on "Preferences" at the bottom of the list When the Preferences window appears, select the "ADVANCED" option in the Categories. Make sure there is an "X" next to "Enable JavaScript for Navigator".This tutorial concentrates on using Javascript functions, A named block of statements that can be used as required. using Javascript event handlers, and Code executed in response to particular events. Data type for storing a collection of data values. Question 1 Answer the two questions What is the most important thing you have learnt in the last week? What thing is giving you the most difficulty? A function definition is where you define the function and what it does function function_name( parameter list ) { statement-list } where function is a keyword which indicates that start of a function definition parameter-list is a comma separated list of variables which will take up the value For each of the following Javascript programs describe what the program will do. Write a script that uses the confirm() function to ask the user 'Are you sure you want to do that?' If the user clicks the OK button, display an alert box saying 'You said yes.' If the user clicks the This guide provides information for experienced JavaScript programmers who develop JavaScript applications for mobile devices. The browser objects supported by the AvantGo's JavaScript feature are a subset of Netscape 3 (JavaScript 1.1) objects plus some AvantGo custom objects. You can access all of the methods supported by the JavaScript feature from Basic JavaScript, but only the methods listed in Table 7 are particularly useful. It is difficult to predict the exact number of objects or other values that a JavaScript program will be able to have in use before it runs out of memory, so you should always test a JavaScript application thoroughly to ensure that the device you are using has enough memory to meet the application's needs. accessing form properties 41 description 40 HTML syntax 41 invoking form methods 42 methods 41 properties 41 property of 40 form submission 23 offline 23 online 23 form submissions controlling using AvantGo Basic JavaScript The main purpose of this week is to get you started working with the Javascript programming language. Rather than type the whole file in yourself take a look at the page http://cq-pan.cqu.edu.au/david-jones/Teaching/MMST11002_T3_2002/javascript.html download that page and edit it. As you are creating your Javascript programs you will have problems. Most of these will be the result of you not knowing precisely what to tell the Javascript interpreter (the part of the browser that actually reads, understands and executes your Javascript programs). Some of the problems in the following will cause the Javascript not to work on some browsers, not to work on all browsers, or just create unwanted effects on some browsers. For each of the exercises in this question read the javascript, attempt to identify what the problem is, identify the ramifications of the problem, and identify a solution. The simplest development tool for Javascript programming is the Web browser. 3. There are a total of 33 questions. Each question is worth 3 points. Below is some HTML and JavaScript for a page users can fill in to "register" when they visit. If they return to this page within a year, they will see a personal greeting. You need to define one additional function in the HEAD of the document. This function, register, creates a cookie with the name TheCoolJavaScriptPage and the value passed to it as an argument.--> if (yourname != null) document.write("<P>Welcome Back, ", yourname) else document.write("<P>You haven't been here in the last year") </SCRIPT> <P> Enter your name. When you return to this page within a year, you will be greeted with a personalized greeting. <BR> <FORM onSubmit="return false"> Release Notes.fmBroadcast Key No Longer Required The VETScript syntax is exactly the same as JavaScript (ECMA 1.5) and is very similar to Macromedia Flash ActionScript, but the syntax has been enhanced slightly to take care of some specific Viewpoint capabilities related to matrices and 3D points. Although JavaScript and VETScript share a common syntax, VETScript has different libraries (functions) from JavaScript and all of the options related to the browser (Internet Explorer/Netscape) found in JavaScript libraries are not available at all in VETScript. You can use them as you would JavaScript variables, functions or objects. Viewpoint handles data types that are not supported by regular JavaScript. JavaScript typeof functionality has been enhanced to be able to return "Point3d", "Matrix", etc. Note: Refer to a JavaScript book for more information about these functions. expiration: If you use this property you will create a JavaScript time object. You can set this property in one of threeJavaScript is a powerful imperative object based language made pop-ular by its use in web pages. We suggest two static type systems for JavaScript that will detect s type errors. Therefore, programmers can have the benefit of flexible progr offered by JavaScript with the safety offered by a static type system. JavaScript code is embedded directly in web pages and interpreted as the page is loaded. We suggest two static type systems for JavaScript that will detect type errors that are currently only detected at runtime. We see this work as a first step in statically typing languages like JavaScript. Our intention is to use type inference to automatically translate JavaScript code to the typed variant for type checking. We chose these features because, 1 represents the way objects are created in JavaScript, 2 is a way by which objects acquire methods, and 3 gives flexibility to programs. In this paper a flexible type system for an idealized version of JavaScript is defined, a nd its Methodology: This is an introductory course for beginners in programming and scripting. Using JavaScript, students will create code that enables web pages to be more interactive. Programming fundamentals that will be covered include: Variables Functions Expressions Control Structures Objects The JavaScript programming fundamentals covered will be applicable to scripting principals done in most programming languages and many authoring programs including Authorware and Toolbook. JavaScript helps create interactive web pages by interacting with HTML and browser plugins. The basics of how JavaScript interacts with plugins, like Flash and Shockwave will be covered. Course Objectives: By the end of the course, students should be able to: Create mouse-over actions for web graphics Validate HTML form data prior to email submission Judge and store the answers from multiple-choice questions Set up a navigational structure for Web Based Instruction (WBI) Prerequisites: StudentsChapter14Certainly the most popular Web client-side programming technology today Difficult to characterize - Not studied rigorously like most programming langs - JavaScript will be one of the four technologies you must know as a client-side developer Within the <script> element As a linked file via the src attribute of the <script> element Within an HTML event handler attribute such as onclick Via the pseudo-URL javascript: syntax referenced by a link - By default tends to interpret contents as JavaScript unless one of the following occurs: HTML defines a set of event handler attributes related to JavaScript events such as onclick, onmouseover, etc. which you can bind JavaScript statements to. <body onload="alert(`page loaded');"> <form> <input type="button" value="press me" onclick="alert('Hello from JavaScript!');"> </form> <a href="http://www.yahoo.com" onmouseover="alert(`hi');">Yahoo</a> Tip: Do not approach JavaScript unless you know HTML as its' goal really is to© Oxford Brookes University 2004 Displaying a DOM tree Page 1 of 3 The aim of this exercise is to create a JavaScript function that will display a representation of the DOM tree for any HTML document. It may be easiest to do this in two stages, first to create a function, treeprint, that will create a new window and write into the window some initial HTML, then invoke a recursive function, treeprinter, that will walk through the DOM tree and print out the name of each node. When this function completes execution, the function treeprint should write out HTML to complete the page. You will find this function very useful in later exercises to modify the content of a Web document. A convenient representation of a DOM tree is an indented list, where the level of indentation corresponds to the depth of the tree and the vertical direction corresponds to the sequence of child nodes. This is equivalent to turning a conventional tree representation on its side. alert(string) Opens a Presentation Template1 E-Log: a web graphics log viewer Technology: PHP, MySQL, JavaScript, JPGraph, etc Development period: July 25th 2003 - now Releases: more than 105 versions Nothing really new: There are plenty of plotting applications Only at Elettra there are two other web applications The only piece of news is hidden in the implementation details Grenoble, May 27th 2005 Lucio Zambon Requirements: Web browser Pop-ups Debugging: nobody is perfect Add variables popup: change the color of variables etc Add users: save user account and configurations on server side Add multi-plot: view more than one plot in a single page Thanks I've utilized seven open-source PHP and JavaScript classes Many people have contributed with suggestions and debuggingDesigning learning interaction is one of the key elements of developing instructional multimedia. The well-designed interactions between learners and learning materials could enhance learning. Objectives This workshop is to teach how to create interactive multimedia and learning interactions on web pages using Dreamweaver's built-in functions and its extension, CourseBuilder, which instructors can easily learn and use without knowledge of DHTML and JavaScript. Even so, creating learning interaction is still difficult if you have to work with DHTML and JavaScript codes. Using built-in JavaScript functions and Image Map and Layers functions in Dreamweaver, eliminates the steep learning curve. If they want to create learning interactions including for assessment or design online quizzes with multimedia, they can use CourseBuilder, a Dreamweaver extension, which requires no knowledge of DHTML and JavaScript. 1. In the first section, participants will produce a quiz by creating | ||
