function ClearErrorPanels()
{
var panel1 = document.getElementById('Step1ErrorPanel');
if (panel1 != null && typeof(panel1) != 'undefined')
   panel1.style.display = 'none';

var panel2 = document.getElementById('Step2ErrorPanel');
if (panel2 != null && typeof(panel2) != 'undefined')
   panel2.style.display = 'none';

var panel3 = document.getElementById('GeneralErrorPanel');
if (panel3 != null && typeof(panel3) != 'undefined')
   panel3.style.display = 'none';
}