JSFiddle - React, Tailwind, and code Playground
HTML
<span id="BugIDCopy" width=50px>[enter Bug ID]</span><input type="text" id="BugID" width=50px /><br/>
<span id="SummaryCopy" width=50px>[Enter Summary]</span><input type="text" id="Summary" width=50px />
JavaScript
var BugID=document.getElementById('BugID');
var BugIDCopy=document.getElementById('BugIDCopy');
var Summary=document.getElementById('Summary');
var SummaryCopy=document.getElementById('SummaryCopy');
BugID.style.display="none";
Summary.style.display="none";
BugIDCopy.onclick=function(){
BugIDCopy.style.display="none";
BugID.style.display="";
Summary.style.display="none";
SummaryCopy.style.display="";
BugID.focus();
};
SummaryCopy.onclick=function(){
BugIDCopy.style.display="";
BugID.style.display="none";
Summary.style.display="";
SummaryCopy.style.display="none";
Summary.focus();
};
Summary.onkeyup=function(){
SummaryCopy.innerHTML=this.value;
}
BugID.onkeyup=function(){
BugIDCopy.innerHTML=this.value;
}