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- Calling an External Script
- Introduction to JavaScript
- What can a JavaScript Do
| Adding a Script ............................................................................................. 105 Triggering a Script ...................................................................................... Dynamic modification of documents ................................................... 110 Calling an External Script ....................................................................... 111 Hide Scripts from Older Browsers .................................................... 111 Alternate Information for Older Browsers .................................. 111 Set a Default Scripting Language ...................................................... 112 Introduction to JavaScript......................................................................... 113 What You Should Already Know ........................................................ 113 What is JavaScript? ................................................................................... 113 Are Java and JavaScript the Same? ................................................. 113 What can a JavaScript Do? .................................................................... 114 The Real Name is ECMAScript .............................................................. JavaScript Designs ..................................................................................................... How to Put a JavaScript Into an HTML Page. Example Explained ...................................................................................... HTML Comments to Handle Simple Browsers ..................................................... Whereto Put the JavaScript ................................................................................... Using an External JavaScript ................................................................................. JavaScript Statements ................................................................................................ JavaScript is Case Sensitive ................................................................................... JavaScript Statements ............................................................................................ 119 TYPE THE DOCUMENT TITLE 6 JavaScript Code ..................................................................................................... JavaScript Blocks ................................................................................................... JavaScript Comments. JavaScript Multi-Line Comments .......................................................................... Using Comments to Prevent Execution ................................................................. Using Comments at the End of a Line ................................................................... JavaScript Variables. Example ................................................................................................................. Declaring (Creating) JavaScript Variables ............................................................ Assigning Values to Undeclared JavaScript Variables .......................................... 123 Redeclaring JavaScript Variables .......................................................................... JavaScript Arithmetic. JavaScript Operators .................................................................................................. JavaScript Arithmetic Operators ............................................................................ JavaScript Assignment Operators .......................................................................... The + Operator Used on Strings ............................................................................ Adding Strings and Numbers ................................................................................. What is DHTML? .................................................................................................. 127 DHTML in IE 4 ..................................................................................................... The style object of IE 4 ............................................................................. Dynamic content .................................................................................................... Dynamic content in IE 4 ........................................................................... Moving elements around in the document ............................................................. Moving elements in IE 4 ........................................................................... Creating cross-browser DHTML ........................................................................... Creating a "cross-browser" layer .......................................................... Browser sniffing- object detection ........................................................ 132 Download 2.8 Mb. Share with your friends:
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