function CA_GetMessageText( msgCtrlID )
{
	var message = "";
		
	try
	{
		if ( msgCtrlID )
		{
			if ( msgCtrlID != "" )
			{
				var messageCtrl = document.getElementById( msgCtrlID );
				
				if ( messageCtrl )
				{
					if ( messageCtrl.value )
						message = messageCtrl.value
				}
			}
		}
	}
	catch ( ex )
	{
		CA_ShowError( ex, "CA_GetMessageText" );
	}
	
	return message;
}


function CA_BackClick()
{
	if (window.history.length > 0) 
		window.history.back();
	else 
		alert('Cannot move back.');
}

function CA_ShowError( ex, name )
{
	alert("Cannot process requested action. An error occurred in [" + name + "] error: [" + ex.message + "]");
}