getElementById

YESUS KRISTUS penebus dosa dan juruselamat dunia ......... CLOSE

<script type="text/javascript">

function notEmpty(){

var myTextField = document.getElementById('myText');

if(myTextField.value != "")

alert("You entered: " + myTextField.value)

else

alert("Would you please enter some text?")

}

</script>

<input type='text' id='myText' />

<input type='button' onclick='notEmpty()' value='Form Checker' />