<html> <head> </head> <style>#div1{width:400px;height:400px;background-color:red;} </style> <script> function blue(){ div1=document.getElementById(‘div1‘); div1.style.backgroundColor=‘blue‘; } function pink(){ div1=document.getElementById(‘div1‘); div1.style.backgroundColor=‘pink‘; } function black(){ div1=document.getElementById(‘div1‘); div1.style.backgroundColor=‘black‘; } </script> <body> <button onclick=‘wr();‘>生成文字</button> <button onclick=‘blue();‘>blue</button> <button onclick=‘pink();‘>pink</button> <button onclick=‘black();‘>black</button> <div id=‘div1‘> </div> |
原文：http://www.cnblogs.com/kongxc/p/7397436.html