<div class="rowwrapper2">
    <div onclick="show1()"></div>
    <div onclick="show1()"></div>
    <div onclick="show1()"></div>
    <div onclick="show1()"></div>

function show1(){
var div = document.querySelectorAll(".rowwrapper2 div")[0];
var a = div.getAttribute("name");
alert(a);}