日期:2014-05-16 浏览次数:20412 次
<script> function SetCookie(name,value) //储存cookie函数 { var Days = 30; var exp = new Date(); exp.setTime(exp.getTime() + Days*24*60*60*1000); document.cookie = name + "="+ escape (value) + ";expires=" + exp.toGMTString(); } function getCookie(name) //读取函数 { var arr = document.cookie.match(new RegExp("(^| )"+name+"=([^;]*)(;|$)")); if(arr != null) return unescape(arr[2]); return null; } function setCS(obj) { SetCookie ("sl", obj.selectedIndex); }//OPTION 改变的时候 储存选择的是哪一项 </script> <script> document.getElementById(mySelect).options[getCookie('sl')].selected=true; //读取上次选择的选项 </script> <div class="search-filter"> <select name='typeid' id="mySelect" onChange="setCS(this)" class="nav"> <option value='65'> 手机</option> <option value='92'> 微博</option> <option value='93'> 社交网</option> <option value='94'> 电子商务</option> <option value='95'> 浏览器</option> <option value='96'> 百度</option> </select> </div>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>无标题文档</title> </head> <body> <script> function SetCookie(name,value) //储存cookie函数 { var Days = 30; var exp = new Date(); exp.setTime(exp.getTime() + Days*24*60*60*1000); document.cookie = name + "="+ escape (value) + ";expires=" + exp.toGMTString(); } function getCookie(name) //读取函数 { var arr = document.cookie.match(new RegExp("(^| )"+name+"=([^;]*)(;|$)")); if(arr != null) return unescape(arr[2]); return null; } function setCS(obj) { SetCookie ("sl", obj.selectedIndex); }//OPTION 改变的时候 储存选择的是哪一项 </script> <div class="search-filter"> <select name='typeid' id="mySelect" onChange="setCS(this)" class="nav"> <option value='65'> 手机</option> <option value='92'> 微博</option> <option value='93'> 社交网</option> <option value='94'> 电子商务</option> <option value='95'> 浏览器</option> <option value='96'> 百度</option> </select> </div> <script> if(getCookie('sl')) document.getElementById('mySelect').options[getCookie('sl')].selected=true; //读取上次选择的选项 </script> </body> </html>