Created
May 13, 2014 23:57
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Learning!
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| <html> | |
| <head> | |
| <title>Some page</title> | |
| <link rel="stylesheet" href="style.css"> | |
| </head> | |
| <body> | |
| <p id="hello" class="hi">Hello World</p> | |
| <div class="hi hide-contain">Hey! | |
| <div class="hide hi"> | |
| something | |
| </div> | |
| </div> | |
| <script src="script.js"></script> | |
| </body> | |
| </html> |
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| var parent = document.getElementsByClassName("hide-contain")[0]; | |
| var child = parent.children[0]; | |
| var cancel; | |
| var mouseout; | |
| parent.addEventListener("mouseover", function(e){ | |
| var opacity = 0; | |
| clearInterval(mouseout); | |
| child.classList.add("over"); | |
| child.style.opacity = 0; | |
| cancel = setInterval(function(){ | |
| child.style.opacity = opacity; | |
| opacity += 0.1; | |
| if(opacity >= 1){ | |
| clearInterval(cancel); | |
| } | |
| }, 20); | |
| return; | |
| }); | |
| parent.addEventListener("mouseout", function(e){ | |
| clearInterval(cancel); | |
| var opacity = child.style.opacity; | |
| mouseout = setInterval(function(){ | |
| opacity -=0.1; | |
| child.style.opacity = opacity; | |
| if(opacity <= 0){ | |
| child.classList.remove("over"); | |
| clearInterval(mouseout); | |
| } | |
| }, 20); | |
| }); |
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| .hi{ | |
| color:red; | |
| text-decoration:underline; | |
| } | |
| div{ | |
| width:100px; | |
| border:1px black solid; | |
| margin:auto; | |
| padding:20px; | |
| } | |
| .hide{ | |
| display:none; | |
| position:absolute; | |
| top:0; | |
| left:100px; | |
| } | |
| .hide.over{ | |
| display:block; | |
| } | |
| .hi:hover{ | |
| color:green; | |
| } | |
| .hide-contain{ | |
| position:relative; | |
| } |
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