Jquery+css realize the page navigation effect of Baidu Encyclopedia

Last Update:2017-01-13 Source: Internet

Author: User

Tags abs bind visibility

Developer on Alibaba Coud: Build your first app with APIs, SDKs, and tutorials on the Alibaba Cloud. Read more ＞

Imitation Baidu Encyclopedia of the page navigation, the following figure for the navigation section of the effect chart:

CSS and pictures are copied Baidu, can be downloaded from the Baidu Encyclopedia.

The specific code is as follows:

The code is as follows

Copy Code

<! DOCTYPE html>

<html>

<head>

<title></title>

<meta charset= "Utf-8" >

<link rel= "stylesheet" href= "Baidu.css" >

<style>

* {

margin:0;

padding:0

}

. Wrap {

width:1000px;

Overflow:hidden;

margin:0 Auto;

}

. Content {

width:780px;

Float:left;

}

. Slide {

width:200px;

Float:right;

}

</style>

</head>

<body>

<div class= "Wrap" >

<div class= "Content" >

&LT;H2 class= "Headline-1" >

<a class= "Anchor-1" name= "1" ></a>

1

part1

</h2>

<div class= "Para" >

Content1,content1

 

</div>

&LT;H2 class= "Headline-1" >

<a class= "Anchor-1" name= "2" ></a>

2

part2

</h2>

<div class= "Para" >

Content2,content2

 

</div>

&LT;H2 class= "Headline-1" >

<a class= "anchor-1" name= "2-1" ></a>

2-1

part2-1

</h2>

<div class= "Para" >

Content2-1,content2-1

 

</div>

&LT;H2 class= "Headline-1" >

<a class= "anchor-1" name= "2-2" ></a>

2-2

part2-2

</h2>

<div class= "Para" >

Content2-2,content2-2

 

</div>

&LT;H2 class= "Headline-1" >

<a class= "Anchor-1" Name= "3" ></a>

3

part3

</h2>

<div class= "Para3" >

Content,content

 

</div>

&LT;H2 class= "Headline-1" >

<a class= "Anchor-1" Name= "4" ></a>

4

part4

</h2>

<div class= "Para4" >

Content,content

 

</div>

&LT;H2 class= "Headline-1" >

<a class= "Anchor-1" name= "5" ></a>

5

part5

</h2>

<div class= "Para" >

Content5,content5

 

</div>

&LT;H2 class= "Headline-1" >

<a class= "Anchor-1" name= "6" ></a>

6

part6

</h2>

<div class= "Para" >

Content6,content6

 

</div>

&LT;H2 class= "Headline-1" >

<a class= "Anchor-1" name= "7" ></a>

7

part7

</h2>

<div class= "Para" >

Content7,content7

 

</div>

&LT;H2 class= "Headline-1" >

<a class= "Anchor-1" name= "8" ></a>

8

part8

</h2>

<div class= "Para" >

Content8,content8

 

</div>

&LT;H2 class= "Headline-1" >

<a class= "Anchor-1" name= "9" ></a>

9

part9

</h2>

<div class= "Para" >

Content9,content9

 

</div>

&LT;H2 class= "Headline-1" >

<a class= "Anchor-1" Name= "ten" ></a>

10

part10

</h2>

<div class= "Para" >

Content10,content10

 

</div>

&LT;H2 class= "Headline-1" >

<a class= "anchor-1" name= "one" ></a>

11

part11

</h2>

<div class= "Para" >

Content11,content11

 

</div>

&LT;H2 class= "Headline-1" >

<a class= "anchor-1" name= "></a>"

12

part12

</h2>

<div class= "Para" >

Content12,content12

 

</div>

&LT;H2 class= "Headline-1" >

<a class= "anchor-1" name= "></a>"

13

part13

</h2>

<div class= "Para" >

content13,content13

 

</div>

&LT;H2 class= "Headline-1" >

<a class= "anchor-1" name= "></a>"

14

part14

</h2>

<div class= "Para" >

content14,content14

 

</div>

&LT;H2 class= "Headline-1" >

<a class= "anchor-1" name= "></a>"

15

part15

</h2>

<div class= "Para" >

content15,content15

 

 

Bottom

</div>

</div>

<div class= "Slide" >

<div id= "Sidetoolbar" style= "display:block; position:fixed; " >

<div id= "Sidecatalog" class= "SIDECATALOGBG" style= "visibility:visible"; >

<div id= "Sidecatalog-sidebar" >

<div class= "Sidecatalog-sidebar-top" ></div>

<div class= "Sidecatalog-sidebar-bottom" ></div>

</div>

<div id= "Sidecatalog-updown" style= "visibility:visible;" >

<div id= "sidecatalog-up" class= "sidecatalog-up-disable" title= "Page Up" ></div>

<div id= "Sidecatalog-down" class= "sidecatalog-down-enable" title= "Page Down" ></div>

</div>

<div id= "Sidecatalog-catalog" >

&LT;DL style= "Width:175px;zoom:1" >

<dd id= "sidetoolbar-item-0-1" class= "sidecatalog-item2 heightlight" >

1

<a class= "nslog:1026" onclick= "return false;" title= "Part1" href= "#1" >part1</a>



</dd>

<dd id= "sidetoolbar-item-0-2" class= "Sidecatalog-item1" >

2

<a class= "nslog:1026" onclick= "return false;" title= "Part2" href= "#2" >part2</a>



</dd>

<dd id= "sidetoolbar-item-0-2-1" class= "sidecatalog-item2" >

2-1

<a class= "nslog:1026" onclick= "return false;" title= "Part2" href= "#2-1" >part2-1</a>



</dd>

<dd id= "sidetoolbar-item-0-2-2" class= "sidecatalog-item2" >

2-2

<a class= "nslog:1026" onclick= "return false;" title= "Part2" href= "#2-2" >part2-2</a>



</dd>

<dd id= "sidetoolbar-item-0-3" class= "Sidecatalog-item1" >

3

<a class= "nslog:1026" onclick= "return false;" title= "Part3" href= "#3" >part3</a>



</dd>

<dd id= "sidetoolbar-item-0-4" class= "Sidecatalog-item1" >

4

<a class= "nslog:1026" onclick= "return false;" title= "Part4" href= "#4" >part4</a>



</dd>

<dd id= "sidetoolbar-item-0-5" class= "Sidecatalog-item1" >

5

<a class= "nslog:1026" onclick= "return false;" title= "Part5" href= "#5" >part5</a>



</dd>

<dd id= "sidetoolbar-item-0-6" class= "Sidecatalog-item1" >

6

<a class= "nslog:1026" onclick= "return false;" title= "Part6" href= "#6" >part6</a>



</dd>

<dd id= "sidetoolbar-item-0-7" class= "Sidecatalog-item1" >

7

<a class= "nslog:1026" onclick= "return false;" title= "Part7" href= "#7" >part7</a>



</dd>

<dd id= "sidetoolbar-item-0-8" class= "Sidecatalog-item1" >

8

<a class= "nslog:1026" onclick= "return false;" title= "Part8" href= "#8" >part8</a>



</dd>

<dd id= "sidetoolbar-item-0-9" class= "Sidecatalog-item1" >

9

<a class= "nslog:1026" onclick= "return false;" title= "Part9" href= "#9" >part9</a>



</dd>

<dd id= "sidetoolbar-item-0-10" class= "Sidecatalog-item1" >

10

<a class= "nslog:1026" onclick= "return false;" title= "part10" href= "#10" >part10</a>



</dd>

<dd id= "sidetoolbar-item-0-11" class= "Sidecatalog-item1" >

11

<a class= "nslog:1026" onclick= "return false;" title= "part11" href= "#11" >part11</a>



</dd>

<dd id= "sidetoolbar-item-0-12" class= "Sidecatalog-item1" >

12

<a class= "nslog:1026" onclick= "return false;" title= "part12" href= "#12" >part12</a>



</dd>

<dd id= "sidetoolbar-item-0-13" class= "Sidecatalog-item1" >

13

<a class= "nslog:1026" onclick= "return false;" title= "part13" href= "#13" >part13</a>



</dd>

<dd id= "sidetoolbar-item-0-14" class= "Sidecatalog-item1" >

14

<a class= "nslog:1026" onclick= "return false;" title= "part14" href= "#14" >part14</a>



</dd>

<dd id= "sidetoolbar-item-0-15" class= "Sidecatalog-item1" >

15

<a class= "nslog:1026" onclick= "return false;" title= "part15" href= "#15" >part15</a>



</dd>

</dl>

</div>

</div>

<a id= "sidecatalogbtn" class= "style=" visibility:visible; "href=" javascript:void (0); " ></a>

<a id= "sidetoolbar-up" style= visibility:visible; "title=" Back to Top "href=" javascript:void (0) "></a>

</div>

</div>

</div>

<script type= "Text/javascript" src= ". /jquery-1.7.2.js "></script>

<script>

var slideinnerheight = $ (' #sideCatalog-catalog dl '). Height ();

var slideoutheight = $ (' #sideCatalog-catalog '). Height ();

var enabletop = slideinnerheight-slideoutheight;

var step = 50;

Click the Up button

$ (' #sideCatalog-down '). Bind (' click ', function () {

if ($ (this). Hasclass (' sidecatalog-down-enable ')) {

if ((Enabletop-math.abs (parseint (' #sideCatalog-catalog dl '). CSS (' top '))) {

$ (' #sideCatalog-catalog DL '). Stop (). Animate ({' top ': ' = ' + step}, ' fast ');

$ (' #sideCatalog-up '). Removeclass (' sidecatalog-up-disable '). addclass (' sidecatalog-up-enable ');

} else {

$ (' #sideCatalog-catalog DL '). Stop (). Animate ({' Top ':-enabletop}, ' fast ');

$ (this). Removeclass (' sidecatalog-down-enable '). addclass (' sidecatalog-down-disable ');

}

} else {

return false;

}

})

Click the Down button

$ (' #sideCatalog-up '). Bind (' click ', function () {

if ($ (this). Hasclass (' sidecatalog-up-enable ')) {

if (parseint (' #sideCatalog-catalog dl '). CSS (' top ')) (Math.Abs) {

$ (' #sideCatalog-catalog DL '). Stop (). Animate ({' top ': ' + = ' + step}, ' fast ');

$ (' #sideCatalog-down '). Removeclass (' sidecatalog-down-disable '). addclass (' sidecatalog-down-enable ');

} else {

$ (' #sideCatalog-catalog DL '). Stop (). Animate ({' top ': ' 0 '}, ' fast ');

$ (this). Removeclass (' sidecatalog-up-enable '). addclass (' sidecatalog-up-disable ');

}

} else {

return false;

}

})

Click on each directory in the navigation

$ (' #sideCatalog-catalog DL '). Delegate (' DD ', ' click '), function (e) {

var index = $ (this). index ();

Scrollslide ($ (this), index);

var Ddid = $ (this). Find (' a '). Stop (). attr (' href '). substring (1);

var windowtop = $ (' a[name= ' + Ddid + ' "]). Offset (). Top;

$ (' body,html '). Animate ({scrolltop:windowtop}, ' fast ');

$ (this). addclass (' Heightlight '). Siblings (' DD '). Removeclass (' heightlight ');

})

Scroll the page, that is, scroll bar scrolling

$ (document). Scroll (function () {

var len = $ ('. Headline-1 '). length;

for (var i=len-1; i>=0; i--) {

if ($ (this). ScrollTop () >= $ ('. Headline-1 '). EQ (i). Offset (). Top-$ ('. Headline-1 '). (a) height ()) {

var index = i;

$ (' #sideCatalog-catalog DL dd '). EQ (index). addclass (' Heightlight '). Siblings (' DD '). Removeclass (' heightlight ');

Scrollslide (' #sideCatalog-catalog DL-DD '). EQ (index), index);

return false;

} else {

$ (' #sideCatalog-catalog DL dd '). EQ (0). addclass (' Heightlight '). Siblings (' DD '). Removeclass (' heightlight ');

}

}

})

Navigation scrolling, as well as up and down buttons show hidden

function scrollslide (that, index) {

if (Index < 5) {

$ (' #sideCatalog-catalog DL '). Stop (). Animate ({' top ': ' 0 '}, ' fast ');

$ (' #sideCatalog-down '). Removeclass (' sidecatalog-down-disable '). addclass (' sidecatalog-down-enable ');

$ (' #sideCatalog-up '). Removeclass (' sidecatalog-up-enable '). addclass (' sidecatalog-up-disable ');

else if (Index > 11) {

$ (' #sideCatalog-catalog DL '). Stop (). Animate ({' Top ':-enabletop}, ' fast ');

$ (' #sideCatalog-down '). Removeclass (' sidecatalog-down-enable '). addclass (' sidecatalog-down-disable ');

$ (' #sideCatalog-up '). Removeclass (' sidecatalog-up-disable '). addclass (' sidecatalog-up-enable ');

} else {

var dltop = parseint ($ (' #sideCatalog-catalog dl '). CSS (' top ") + SLIDEOUTHEIGHT/2-(That.offset (). Top-$ (document). Scro Lltop ());

$ (' #sideCatalog-catalog DL '). Stop (). Animate ({' Top ': dltop}, ' fast ');

$ (' #sideCatalog-down '). Removeclass (' sidecatalog-down-disable '). addclass (' sidecatalog-down-enable ');

$ (' #sideCatalog-up '). Removeclass (' sidecatalog-up-disable '). addclass (' sidecatalog-up-enable ');

}

}

</script>

</body>

</html>

Summary: Web design or to see the major stations in line, we have no time to go to these big websites to learn their special effects applications.

This article is an English version of an article which is originally in the Chinese language on aliyun.com and is provided for information purposes only. This website makes no representation or warranty of any kind, either expressed or implied, as to the accuracy, completeness ownership or reliability of the article or any translations thereof. If you have any concerns or complaints relating to the article, please send an email, providing a detailed description of the concern or complaint, to info-contact@alibabacloud.com. A staff member will contact you within 5 working days. Once verified, infringing content will be removed immediately.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

Get Started for Free

Sales Support

1 on 1 presale consultation

Chat Contact Sales
After-Sales Support

24/7 Technical Support 6 Free Tickets per Quarter Faster Response

Open a Ticket
Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.

Learn More