//If there any international fields have values, then disable the u.s. and canada fields
function disable_us_canada()
{	
	//If either of the international fields filled out
	if(document.forms[0].frmRegion.value != ""  || document.forms[0].frmCountry.value != "")
	{
		document.forms[0].frmRegionDrop.disabled = true;
		document.forms[0].frmRegionDrop.className = "disabled";
		div1.className = "disabledorderform";
	}
	else
	{
		document.forms[0].frmRegionDrop.disabled = false;
		document.forms[0].frmRegionDrop.className = "enabled";
		div1.className = "orderform";
	}
}	

//If there any u.s. and canada fields have values, then disable the international fields
function disable_international()
{
	//If either of the international fields filled out
	if(document.forms[0].frmRegionDrop.value != "")
	{	
		document.forms[0].frmRegion.disabled = true;
		document.forms[0].frmCountry.disabled = true;
		document.forms[0].frmRegion.className = "disabled";
		document.forms[0].frmCountry.className = "disabled";
		div2.className = "disabledorderform";
	}
	else
	{
		document.forms[0].frmRegion.disabled = false;
		document.forms[0].frmCountry.disabled = false;
		document.forms[0].frmRegion.className = "enabled";
		document.forms[0].frmCountry.className = "enabled";
		div2.className = "orderform";
	}
}