自己写了个alert提示框。因为系统alert在苹果手机微信中，提示时，顶部会显示网站地址。
同时其他后续操作需要在js中继续填写。因此简单用div写了一个alert提示框，并自动关闭。
效果图
css样式
/*弹出消息对话框样式*/ .show_alert_box{ width:100%; height:100%; position:fixed; top:0px; left:0px; background-color:rgba(0,0,0,0.6); display:none; z-index:200; } .show_alert_div{ width:70%; position:absolute; top:50%; left:15%; margin-top:-80px; background-color:#fff; -webkit-border-radius: 10px; -moz-border-radius: 10px; border-radius: 10px; border:1px solid #797979; overflow:hidden; box-sizing:border-box; } .show_alert_div h1{ width:100%; float:left; font-size:20px; color:#353535; text-align:center; line-height:26px; margin-top:20px; } .show_alert_div h2{ width:100%; float:left; font-size:16px; color:#353535; text-align:center; line-height:20px; margin:20px 0px 70px 0px; box-sizing:border-box; padding:0px 15px; } .show_alert_div h3{ width:100%; float:left; font-size:16px; color:#353535; text-align:center; line-height:20px; margin:25px 0px 20px 0px; box-sizing:border-box; padding:0px 15px; } /*仅显示消息时 showInformation方法填充提示西信息 */ .alert_message_font{ width:100%; float:left; font-size:16px; color:#353535; text-align:center; line-height:20px; margin:25px 0px 20px 0px !important; box-sizing:border-box; padding:0px 15px; } .show_alert_div .show_alert_button_box{ width:100%; height:40px; position:absolute; bottom:0px; left:0px; border-top:1px solid #ccc; } .show_alert_div .show_alert_button_box .alert_button_div{ width:50%; height:40px; float:left; font-size:18px; line-height:40px; text-align:center; color:#353535; box-sizing:border-box; border-right:1px solid #ccc; } .show_alert_div .show_alert_button_box .show_close_button{ width:100%; height:40px; float:left; font-size:18px; line-height:40px; text-align:center; color:#353535; box-sizing:border-box; border-right:1px solid #ccc; } .show_cancel_button{ width:50%; border-right:0; } /*输入对话框样式*/ .show_alert_box_input{ width:100%; position:fixed; top:0px; left:0px; background-color:rgba(0,0,0,0.6); display:none; z-index:200; } .show_alert_div_input{ width:90%; position:absolute; top:50%; left:5%; margin-top:-80px; background-color:#fff; -webkit-border-radius: 10px; -moz-border-radius: 10px; border-radius: 10px; border:1px solid #797979; overflow:hidden; box-sizing:border-box; } .show_alert_div_input h1{ width:100%; float:left; font-size:20px; color:#353535; text-align:center; line-height:26px; margin-top:20px; } .show_alert_div_input h2{ width:100%; float:left; font-size:14px; color:#353535; text-align:center; line-height:20px; margin:25px 0px 70px 0px; box-sizing:border-box; padding:0px 15px; } .show_alert_div_input .show_alert_button_box_input{ width:100%; height:40px; position:absolute; bottom:0px; left:0px; border-top:1px solid #ccc; } .show_alert_div_input .show_alert_button_box_input .alert_button_div_input{ width:50%; height:40px; float:left; font-size:18px; line-height:40px; text-align:center; color:#353535; box-sizing:border-box; border-right:1px solid #ccc; } .show_alert_div_input .show_alert_button_box_input .show_close_button_input{ width:100%; height:40px; float:left; font-size:18px; line-height:40px; text-align:center; color:#353535; box-sizing:border-box; border-right:1px solid #ccc; } /*如何领奖提示框样式*/ .show_alert_box_how_button{ width:100%; position:fixed; top:0px; left:0px; background-color:rgba(0,0,0,0.6); display:none; z-index:200; } .show_alert_div_how_button{ width:90%; position:absolute; top:50%; left:5%; margin-top:-80px; background-color:#fff; -webkit-border-radius: 10px; -moz-border-radius: 10px; border-radius: 10px; border:1px solid #797979; overflow:hidden; box-sizing:border-box; } .show_alert_div_how_button h1{ width:100%; float:left; font-size:20px; color:#353535; text-align:center; line-height:26px; margin-top:20px; } .show_alert_div_how_button h2{ width:100%; float:left; font-size:14px; color:#353535; text-align:center; line-height:20px; margin:25px 0px 70px 0px; box-sizing:border-box; padding:0px 15px; } .show_alert_div_how_button .show_alert_button_box_how_button{ width:100%; height:40px; position:absolute; bottom:0px; left:0px; border-top:1px solid #ccc; } .show_alert_div_how_button .show_alert_button_box_how_button .alert_button_div_how_button{ width:50%; height:40px; float:left; font-size:18px; line-height:40px; text-align:center; color:#353535; box-sizing:border-box; border-right:1px solid #ccc; } .show_alert_div_how_button .show_alert_button_box_how_button .show_close_button_how_button{ width:100%; height:40px; float:left; font-size:18px; line-height:40px; text-align:center; color:#353535; box-sizing:border-box; border-right:1px solid #ccc; }
js 代码