flag=0

function addTex(let)
{
var story = document.getElementById('texto').value
if(let=="BACK"){
story=story.substring(0, story.length-1)
document.getElementById('texto').value=story
document.getElementById('texto').focus()
}

else if(flag==1)
{
story+=let.toUpperCase()
flag=0
document.getElementById('texto').value=story
document.getElementById('texto').focus()
}
else
{
story+=let
flag=0
document.getElementById('texto').value=story
document.getElementById('texto').focus()
}
}
function capIt()
{
flag=1
}