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| <!DOCTYPE HTML> | |
| <html> | |
| <head> | |
| <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.0.0-alpha1/jquery.min.js"></script> | |
| </head> | |
| <body> | |
| <script type="text/javascript"> | |
| $(document).on("mousemove", function(event){ | |
| var width = (event.pageX)/10; | |
| var colors = ["rgba(255,0,0,0.6)", "rgba(0,0,255,0.6)", "rgba(255,255,0,0.6)"]; | |
| var rand = Math.round(Math.random()*colors.length); | |
| var div = document.createElement('div'); | |
| div.style.backgroundColor = colors[rand]; | |
| div.style.height = width + 1 + "px"; | |
| div.style.width = width + 1 + "px"; | |
| div.style.top = Math.random() * 100 + "%"; | |
| div.style.left = Math.random() * 100 + "%"; | |
| div.style.position = "absolute"; | |
| div.style.borderRadius = "100%"; | |
| document.getElementsByTagName('body')[0].appendChild(div); | |
| }); | |
| </script> | |
| </body> | |
| </html> |
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