JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://www.menucool.com/slider/prod/image-slider-3.jpg"></script>
            <input type="radio"  name="ch" value="yourvalue1" onClick="CB(this.value);" />URL 1
            <br />
            <br />
            <input type="radio"  name="ch" value="yourvalue2" onClick="CB(this.value);" />URL 2
       

    <div id="ecard"></div>

CSS

#ecard
{
    
    height:1000px;
    width:1000px;
}

JavaScript

function CB(ch) {
    var url;
    if(ch=="yourvalue1")
    {
        url="http://www.menucool.com/slider/prod/image-slider-1.jpg";
    document.getElementById("ecard").style.backgroundImage = "url(" + url + ")";
    }
        else if(ch=="yourvalue2")
        {
 url="http://www.menucool.com/slider/prod/image-slider-3.jpg";
    document.getElementById("ecard").style.backgroundImage = "url(" + url + ")";            
        }
        }