vue开发的app软键盘上点搜索按键会跳到首页呢？

Question

<template>

 <div data-page="research">
    <form class="mission_search_form">
        <div class="">
            <input type="search" id="search" placeholder="请输入姓名" @keyup="key($event)" class="search_input">
        </div>
        <span class="search_icon" @click="research()"></span>
    </form>
    <ul class="search_name">
        <li class="search_name_list" v-for="(name,index) in names" @click="ContactDetails(index)">{{name}}</li>
    </ul>
</div>

</template>

<script>

module.exports={
    data:function(){
        return{
            names:[],//查询到的用户姓名
            id:[],
        }
    },
    mounted(){
        this.init();
    },
    methods: {
        key(e){
            var _this=this;
            if(e.keyCode=='13'){
                _this.research();
            }
        },
        ContactDetails(index){
            var _this=this;
            localStorage.name=_this.id[index];
            _this.$router.push({name:"ContactDetails",});
        },
        init() {
            var _this = this;
            var $body=$('body').css("background",'#edebeb');
            function time(time){
                var date = new Date(time);  
                var y = date.getFullYear();    
                var m = date.getMonth() + 1;    
                m = m < 10 ? ('0' + m) : m;    
                var d = date.getDate();    
                d = d < 10 ? ('0' + d) : d;
                return time=y + '/' + m + '/' + d;
            }
            if(localStorage.search) {
                document.getElementById("search").value=localStorage.search;
                app.api.user.missionSearch({
                    data : {
                        realname :localStorage.search,
                    },
                    success(data,urls) {
                        var id = [],imgs=[],title=[],times=[],videoID=[],videoTitle=[],videoTimes=[],videoImgs=[];
                        for(var i = 0;i < data.length;i++) {
                               var id = [],names=[];
                            for(var i = 0;i < data.length;i++) {
                                   names.push(data[i].realname);
                                   id.push(data[i].id);
                            }
                            _this.names=names;
                            _this.id=id;
                        }
                    }
                });
            }
        },
        research() {
            var _this = this;
            function time(time){
                var date = new Date(time);  
                var y = date.getFullYear();    
                var m = date.getMonth() + 1;    
                m = m < 10 ? ('0' + m) : m;    
                var d = date.getDate();    
                d = d < 10 ? ('0' + d) : d;
                return time=y + '/' + m + '/' + d;
            }
            if(document.getElementById("search").value == '') {
                app.mui.confirm("搜索内容不可为空","提示",["确定"],function(result){
                });
            } else {
                localStorage.search=document.getElementById("search").value;
                app.api.user.missionSearch({
                    data : {
                        realname : document.getElementById("search").value,
                    },
                    success(data,urls) {
                        if(data == "没有相应文章") {
                            app.mui.confirm("没有找到合适的内容","提示",["确定"],function(result){
                                if(result.index == 0) {
                                    document.getElementById("search").value = '';
                                }
                            });
                        } else {
                               var id = [],names=[];
                            for(var i = 0;i < data.length;i++) {
                                   names.push(data[i].realname);
                                   id.push(data[i].id);
                            }
                            _this.names=names;
                            _this.id=id;
                           }
                    }
                });
            }
        },
    }
}

</script>
手机环境上使用时点击软键盘上的搜索会出现跳到首页，再进搜索页的时候就不会跳转到首页，重启app之后还是会出现这个情况！