<h1 style="color:white;" 
onclick="if (document.getElementById('SWAPID').innerHTML == ' ') 
document.getElementById('SWAPID').innerHTML = 'SWAPSECOND'; else
document.getElementById('SWAPID').innerHTML = ' ';
'SWAPDESC'">

SWAPFIRST
</h1>

<h1 style="color:aquamarine;" id="SWAPID"> </h1>

