var CORPORATE_HOME = 1;
var CUSTOMER_SERVICE = 2;
var TERMS_OF_USE = 3;
var PRIVACY_POLICY = 4;
var HELP = 5;
var CART = 6;
var LOGOFF = 7;
var ADMIN = 8;


if (document.images)
{ // preload our rollover images
	imgCorporateHomeOver = new Image();             
	imgCorporateHomeOver.src = "images/menu_corporate_over.gif";
	imgCustomerServiceOver = new Image();             
	imgCustomerServiceOver.src = "images/menu_customer_service_over.gif";
	imgTermsOfUseOver = new Image();             
	imgTermsOfUseOver.src = "images/menu_terms_over.gif";
	imgPrivacyPolicyOver = new Image();             
	imgPrivacyPolicyOver.src = "images/menu_privacy_over.gif";
	imgHelpOver = new Image();             
	imgHelpOver.src = "images/icon_help_over.gif";
	imgCartOver = new Image();             
	imgCartOver.src = "images/icon_cart_over.gif";
	imgLogoffOver = new Image();             
	imgLogoffOver.src = "images/icon_logoff_over.gif";
	imgAdminOver = new Image();             
	imgAdminOver.src = "images/icon_admin_over.gif";

  // preload our normal images
	imgCorporateHomeOff = new Image();             
	imgCorporateHomeOff.src = "images/menu_corporate_off.gif";
	imgCustomerServiceOff = new Image();             
	imgCustomerServiceOff.src = "images/menu_customer_service_off.gif";
	imgTermsOfUseOff = new Image();             
	imgTermsOfUseOff.src = "images/menu_terms_off.gif";
	imgPrivacyPolicyOff = new Image();             
	imgPrivacyPolicyOff.src = "images/menu_privacy_off.gif";
	imgHelpOff = new Image();             
	imgHelpOff.src = "images/icon_help_off.gif";
	imgCartOff = new Image();             
	imgCartOff.src = "images/icon_cart_off.gif";
	imgLogoffOff = new Image();             
	imgLogoffOff.src = "images/icon_logoff_off.gif";
	imgAdminOff = new Image();             
	imgAdminOff.src = "images/icon_admin_off.gif";
}

function rollOver(intImage)
{
	if (document.images)
	{
		switch(intImage)
		{	// due to a NN4.73 bug you cannot use the constants within a switch statement
			case 1: document["imgCorporateHome"].src = imgCorporateHomeOver.src; break;
			case 2: document["imgCustomerService"].src = imgCustomerServiceOver.src; break;
			case 3: document["imgTermsOfUse"].src = imgTermsOfUseOver.src; break;
			case 4: document["imgPrivacyPolicy"].src = imgPrivacyPolicyOver.src; break;
			case 5: document["imgHelp"].src = imgHelpOver.src; break;
			case 6: document["imgCart"].src = imgCartOver.src; break;
			case 7: document["imgLogoff"].src = imgLogoffOver.src; break;
			case 8: document["imgAdmin"].src = imgAdminOver.src; break;
		}
	}
}

function rollOut(intImage)
{
	if (document.images)
	{
		switch(intImage)
		{	
			case 1: document["imgCorporateHome"].src = imgCorporateHomeOff.src; break;
			case 2: document["imgCustomerService"].src = imgCustomerServiceOff.src; break;
			case 3: document["imgTermsOfUse"].src = imgTermsOfUseOff.src; break;
			case 4: document["imgPrivacyPolicy"].src = imgPrivacyPolicyOff.src; break;
			case 5: document["imgHelp"].src = imgHelpOff.src; break;
			case 6: document["imgCart"].src = imgCartOff.src; break;
			case 7: document["imgLogoff"].src = imgLogoffOff.src; break;
			case 8: document["imgAdmin"].src = imgAdminOff.src; break;
		}
	}
}