// JavaScript Document
function hideWaitingMessage() 
{
	var wait_msg = document.getElementById('wait_msg'); 
	if (document.getElementById && wait_msg!=null ) 
	{ 
		wait_msg.style.visibility = 'hidden';
		wait_msg.style.height = '0px';
		wait_msg.style.width = '0px';
	}
}
function showWaitingMessage() 
{
	var wait_msg = document.getElementById('wait_msg'); 
	wait_msg.style.visibility = 'visible';
}
	

function  OnSubmitOrderStatus ( form )
{
	var wm = document.getElementById('wait_msg');
	
	//wm.style.visibility = 'hidden';
	with ( form )
	{
		if (! /\S/.test( LastName.value ))
		{
		        alert( "Please fill the Last Name field!" );
				LastName.focus();
				return false;	
		}
		if (! /\S/.test( OrderNo.value ))
		{
		        alert( "Please fill the Service Order no. field!" );
				OrderNo.focus();
				return false;	
		}
		if	( ! /^\s*([0-9]*)?\s*$/.test( OrderNo.value ) )
		{
			alert( "Please enter a valid number!" );
			OrderNo.focus();
			return false;
		}
	}
}