// JavaScript Document
function showTR(id){
if (document.getElementById && document.createTextNode)
{
	var tr=document.getElementById(id);
	if (tr) {
		if (tr.style.display == 'none') {
			// we set style to block for IE
			// but for firefox we use table-row
			try {
				tr.style.display='table-row';
				} catch(e) {
				tr.style.display = 'block';
				}
			}
			else {
				tr.style.display = 'none';
			}
		}
	}
}