function HideShowRow(RowId) {
			var sStatus = document.getElementById(RowId).style.visibility;
			
			document.getElementById('per0').style.visibility = "hidden";
			document.getElementById('per0').style.display = "none";
			document.getElementById('per1').style.visibility = "hidden";
			document.getElementById('per1').style.display = "none";
			document.getElementById('per2').style.visibility = "hidden";
			document.getElementById('per2').style.display = "none";
			document.getElementById('per3').style.visibility = "hidden";
			document.getElementById('per3').style.display = "none";
			document.getElementById('per4').style.visibility = "hidden";
			document.getElementById('per4').style.display = "none";
			document.getElementById('per5').style.visibility = "hidden";
			document.getElementById('per5').style.display = "none";
			document.getElementById('per6').style.visibility = "hidden";
			document.getElementById('per6').style.display = "none";
			document.getElementById('per7').style.visibility = "hidden";
			document.getElementById('per7').style.display = "none";
			document.getElementById('per8').style.visibility = "hidden";
			document.getElementById('per8').style.display = "none";
			document.getElementById('per9').style.visibility = "hidden";
			document.getElementById('per9').style.display = "none";
			document.getElementById('per10').style.visibility = "hidden";
			document.getElementById('per10').style.display = "none";
			document.getElementById('per11').style.visibility = "hidden";
			document.getElementById('per11').style.display = "none";
			document.getElementById('per12').style.visibility = "hidden";
			document.getElementById('per12').style.display = "none";
			document.getElementById('per13').style.visibility = "hidden";
			document.getElementById('per13').style.display = "none";
			document.getElementById('per14').style.visibility = "hidden";
			document.getElementById('per14').style.display = "none";
			
			if (sStatus == 'visible') {
				document.getElementById(RowId).style.visibility = "hidden";
				document.getElementById(RowId).style.display = "none";
			}
			else {
				document.getElementById(RowId).style.visibility = "visible";
				document.getElementById(RowId).style.display = "block";
			}
		}