一只萌萌小番薯
1234567891011121314151617181920212223242526<!DOCTYPE HTML><html lang="en-US"><head><meta charset="UTF-8"><title>menu</title><style type="text/css">.action-button.next { background-color: grey;}</style><script type="text/javascript" src="jquery-1.8.0.min.js"></script><script type="text/javascript"> var all = 1; function submitphone () { if (all == 1) { $ ("input#next1").toggleClass ('next'); } }</script></head><body> <input type="button" name="next" onclick="submitphone()" id="next1" class="action-button" value="下一步" /></body></html>