JS Implementation label underline translation

Source: Internet
Author: User
Tags id3

A. Use JS to implement the navigation row bar, when clicked, the underline will follow the mouse click to move.

The HTML code is as follows:

The CSS code is as follows:

             *{                  margin:0;                  padding:0;               }               body{background: url ("./img/wallhaven1.png");   }             .item{             width: 100px;             height: 30px;                 margin-bottom: 5px;                 margin-left: 5px;                 padding: 5px 10px;             background:  #B89C9B;             text-align: center;                 line-height: 30px;             color:white;            border-radius: 10px;             }                                           #line {                 color:red;                 width: 4px;                 height: 40px;                 background: red;                 position: absolute;                 top:0px;                 padding-right:  1px;            }

The

JS code is as follows:

<script>function avtivelinetop (n)  {  document.getelementbyid (' line ') .style.top  = n +  ' px ';};       var nav1 = document.getelementbyid ("Nav1");       var items = document.getelementsbyclassname (' item ');         nav1.addeventlistener ("click", Handle,false);           function handle (event) {      var event=event| | window.event;        var target=event.target| | Event.srcelement;;         switch (target.id) {         case  "ID1":                                &nBsp;              avtivelinetop (0);                     break;           case  "Id2":                                avtivelinetop (;     )            break;             case  "ID3":                 avtivelinetop (;        )         break;                     }       }</script> 

By default, the red line is at the 1 label, and when you click 2 O'Clock, the red label moves according to the move function, (2)

650) this.width=650; "src=" http://s1.51cto.com/wyfs02/M02/82/3D/wKioL1dPgJHQxs4wAAATvM0gH9Q122.jpg "title=" 1.jpg " alt= "Wkiol1dpgjhqxs4waaatvm0gh9q122.jpg"/>

650) this.width=650; "src=" http://s4.51cto.com/wyfs02/M00/82/3E/wKiom1dPf97Q7mZDAAAP-lXzpgU919.jpg "title=" 2.jpg " alt= "Wkiom1dpf97q7mzdaaap-lxzpgu919.jpg"/>

Two. On this basis, according to the CSS3 to achieve the excessive smoothing effect of the horizontal line.

The HTML code is as follows:

<section>   <ul id= "Nav2" >    <li  class= " Item1 "><a href=" # " id=" Id11 "> Course Learning </a></li>    <li   class= "Item1" ><a href= "#"  id= "Id21" > Course notes </a></li>     <li  class= "Item1" ><a href= "#"  id= "Id31" > Course exercises </a></li>     <li  class= "Item1" ><a href= "#"  id= "id41" > Course related </a></li>     <li  class= "Item1" ><a href= "#"  id= "ID51" > Curriculum Development </a ></li>    </ul>    <div id= "Line1" ></div >   </section>    <div style= "Clear:both;" ></div>  <div id= "pic" >     &nbsP;  </div> 

The

CSS code is as follows:

        .item1{                   width: 100px;             height: 30px;                 margin-bottom: 5px;                 margin-left: 5px;                 padding: 5px 10px;                        background:  #1E293B;                          float:left;             text-decoration:none;                  color:white;                  line-height: 30px;             border-radius: 10px;             }                                         #line1 {                 color:red;                 width: 120px;                 height: 2px;                 background: red;                 position: absolute;                 top:175px;                 left:5px;                 padding-top: 1px;                             }             #nav2 {              list-style-type: none;              }             #nav2  a{             display: block;                 text-decoration:none;                  color:white;             }              #nav2  a:hover{             background-color:  #1E291a;             color:red;            }              #pic {             margin-top:80px;             margin-left: 10px;                          }             img{            width: 200px;             height:200px;             border-radius: 15px;             }            .effect0{             transform: translatex (1px);             transition:all  2s;             }            . effect{                          transform: translatex (125px);             transition:all  2s;             }              .effect2{                          transform: translatex (250px);             transition:all  2s;             }              .effect3{                          transform: translatex (375px);             transition:all  2s;             }              .effect4{                          transform: translatex (500px);                          transition:all  2s;             }           .piceffect{        &nbSp;        transform: translatex (600px)  scale (1.5);                 transition: all  2s;           }

The

JS code is as follows:

Var nav2 = document.getelementbyid (' nav2 '); var pic =  document.getElementById (' pic '); Nav2.addeventlistener ("click", Move,false); Function move (event) {       var event=event| | window.event;        var target=event.target| | Event.srcelement;;         switch (target.id) {         case  "Id11":                                  line1.classname =  "Effect0";                 pic.className =  "Effect0";                 break;           case  "Id21":                        line1.className =  "Effect";                 pic.classname =   "Effect";                  break;           case  "Id31":                 line1.classname  =  "Effect2";                 pic.className =  "Effect2";                 break;            case  "id41":                          line1.className =  "Effect3";              pic.className =  "Effect3";              break;           case   "ID51":                             line1.className =  "Effect4";                pic.classname =   "Effect4";                break;                    }  &Nbsp;        }      pic.addeventlistener ("click", Showbig,false);   function showbig () {    pic.classname= "Piceffect";   }

When the mouse does not click the label, the horizontal line by default is the first tab,

650) this.width=650; "src=" http://s1.51cto.com/wyfs02/M00/82/3D/wKioL1dPgmzhj1qkAACwG1pl53I297.jpg "title=" 1.jpg " alt= "Wkiol1dpgmzhj1qkaacwg1pl53i297.jpg"/> When you click on any one of the labels, the underline and the picture will be smoothed over to the click of the tab,

650) this.width=650; "src=" http://s5.51cto.com/wyfs02/M01/82/3E/wKiom1dPgbCRuHFwAAC0hRLjs1c994.jpg "title=" 2.jpg " alt= "Wkiom1dpgbcruhfwaac0hrljs1c994.jpg"/>

This article is from the "dream need to adhere to" blog, please be sure to keep this source http://xiyin001.blog.51cto.com/9831864/1785361

JS Implementation label underline translation

Related Article

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: info-contact@alibabacloud.com and provide relevant evidence. A staff member will contact you within 5 working days.

A Free Trial That Lets You Build Big!

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

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

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

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.