// JavaScript Document

function showMe (it, box) {
	
	var vis = (document.getElementById(box).checked) ? "block" : "none";
	document.getElementById('address1').style.display = vis;

}

/*
<div id="div1">
<h3 align="center"> This JavaScript shows how to hide divisions </h3>
<table border=1 id="t1">
<tr>
<td>i am here!</td>
</tr>
</table>
</div>
<form>
<input type="checkbox" name="c1" onclick="showMe('div1', this)" checked>Show Hide Checkbox
</form>
*/