Created
June 10, 2013 12:53
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <title>Window onload event</title> | |
| <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> | |
| </head> | |
| <body> | |
| <div>TODO write content</div> | |
| <img src="1.jpg" alt="1.jpg" width="200" height="200" id="pic"><br> | |
| <script src="slide.js"></script> | |
| </body> | |
| </html> |
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| var fn =(function () { | |
| var imgs = ['1.jpg','2.jpg','3.jpg']; | |
| var idx = 0; | |
| var midx = imgs.length - 1; | |
| return function(direction){ | |
| console.log('fire'); | |
| idx = idx + direction; | |
| if (idx > midx) { | |
| idx = 0; | |
| } | |
| if (idx < 0) { | |
| idx = midx; | |
| } | |
| document.getElementById('pic').src = imgs[idx]; | |
| }; | |
| })(); | |
| document.onkeydown = keyHit; | |
| function keyHit(evt) { | |
| var lftArrow = 37; | |
| var rgtArrow = 39; | |
| if (evt) { | |
| var thisKey = evt.which; | |
| } else { | |
| var thisKey = window.event.keyCode; | |
| } | |
| if (thisKey === lftArrow) { | |
| console.log('left'); | |
| fn(-1); | |
| } else if (thisKey === rgtArrow) { | |
| console.log('right'); | |
| fn(1); | |
| } | |
| return false; | |
| } |
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