function Trim(str)
{   
return str.replace(/^\s+/,'').replace(/\s+$/,'');
}

function Validate(f)
{
	if(Trim(f.Name.value) == '')
	{
		f.Name.focus();
		alert('Please Enter Your Name');
		return false;
	}
	
	if(Trim(f.Company.value) == '')
	{
		f.Company.focus();
		alert('Please Enter Your Company');
		return false;
	}
	
	if(Trim(f.Email.value) == '')
	{
		f.Email.focus();
		alert('Please Enter Your E-Mail Address');
		return false;
	}
	
	if(Trim(f.Message.value) == '')
	{
		f.Message.focus();
		alert('Please Enter Your Message');
		return false;
	}
	
	return true;
}

function NoSubmit(evt)
{
	var chCode = (evt.which) ? evt.which : evt.keyCode;
	return (chCode != 13);
}