JSFiddle - React, Tailwind, and code Playground

HTML

<div id="lolcats" style="background:url(http://xspblog.com/wp-content/uploads/2008/06/lolcats-funny-pictures-questionmark.jpg) center center repeat-y; width:200px; height:600px;"></div>

JavaScript

$(function(){
    var scrollFunc = function(element, event){
        alert(event.pageY);
    }
    $('#lolcats').mousedown(function(e){
        $(this).bind('mousemove', scrollFunc($(this), e));
    });
    $('#lolcats').mouseup(function(e){
        $(this).unbind('mousemove', scrollFunc);
    });
});