话不多说，请看代码：
<!doctype html> <html> <head> <meta charset="UTF-8"> <title>百度搜索提示框</title> <style> * { margin: 0;padding: 0; outline: none;} .search101 { width: 650px; margin: 300px auto; font-size: 0; } .sou1 { width: 514px; height: 40px; color: #666; font: 16px Microsoft YaHei; border: 1px solid rgba(170,170,170,.9); border-right: 0; border-radius: 2px 0 0 2px; background: rgba(255,255,255,.9); padding: 0 30px 0 3px; vertical-align: top; display: inline-block; transition: .2s; } .sou2 { width: 100px; height: 42px; font: 16px Microsoft YaHei; color: rgba(255,255,255,.9); background: rgba(0,170,240,1); border: 0; border-left: 1px solid rgba(0,170,240,1); border-radius: 0 2px 2px 0; margin: 0 0 0 -1px; vertical-align: top; transition: .3s; display: inline-block; cursor: pointer; } .sou2:hover { background: rgba(0,140,220,.9); } .sou1:focus { color: #333; border: 1px solid rgba(0,170,240,1); border-right: none; } </style> </head> <body> <div> <form action="http://www.baidu.com/baidu" method=""> <input type="hidden" value="baidu" > <input type="text" maxlength="8048" value="" placeholder="" baiduSug=1> <input type="submit" value="百度一下" > </form> </div> <!-- 百度搜索提示 --> <script charset="gbk" src="https://www.baidu.com/js/opensug.js"></script> <!-- we124.com/libs/js/opensug.js(无logo) --> <script> document.getElementById("sou1").focus(); var txtObj = document.getElementById("alertSpan"); //回调函数，用于获取用户当前选择的文字 function show(str){ txtObj.innerHTML = str; } var params = { "XOffset": 0, //提示框位置横向偏移量,单位px "YOffset": 0, //提示框位置纵向偏移量,单位px "width": 204, //提示框宽度，单位px "fontColor": "#666", //提示框文字颜色 "fontColorHI": "#222", //提示框高亮选择时文字颜色 "fontSize": "16px", //文字大小 "fontFamily": "微软雅黑", //文字字体 "borderColor": "#d8d8d8", //提示框的边框颜色 "bgcolorHI": "#e8e8e8", //提示框高亮选择的颜色 "sugSubmit": true, //在选择提示词条是是否提交表单 }; BaiduSuggestion.bind("ipt1",params,show); </script> </body> </html>