2015-01-04 Javascript

JS code for <script> </script>, can be placed anywhere on the page, to control the interface elements, the end of the file is. js

document.write ("Hello World")--Output Hello World

Page load order: First load the head, followed by the body, the last HTML outside.

In addition establishes an end for. JS file, then referenced in HTML , <script src= "Js.js" type= "Text/javascript" ></script>

Grammar:

pop-up window:<script>
Alert ("Hello");
</script>

Click event:--stand-alone picture popup" Hello "

Add a font number to a previous script's fonts font1 <script>
document.write ("<font id= ' font1 ' size=16> Hello World </font>")
</script>

Then get this number in a new script that can change the text in <font> and </font>

<script>
var zi=document.getelementbyid ("Font1");

Zi.innerhtml= "Hello";

Zi.style.color= "#ff00ff";
</script>

how to trigger when clicked :

--Change the content of font1 to "hello" when clicked

2015-01-04 Javascript