function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		menu_pa_over = newImage("images/menu_pa-over.jpg");
		menu_oa_over = newImage("images/menu_oa-over.jpg");
		menu_ne_over = newImage("images/menu_ne-over.jpg");
		menu_htf_over = newImage("images/menu_htf-over.jpg");
		menu_logo_over = newImage("images/menu_logo-over.jpg");
		menu_pa_12_menu_pa_Litigation_over = newImage("images/menu_pa_12-menu_pa_Litigati.jpg");
		menu_pa_14_menu_pa_EmploymentLaw_over = newImage("images/menu_pa_14-menu_pa_Employme.jpg");
		menu_pa_EmploymentLaw_over = newImage("images/menu_pa_EmploymentLaw-over.jpg");
		menu_pa_16_menu_pa_CorporateTransactional_over = newImage("images/menu_pa_16-menu_pa_Corporat.jpg");
		menu_pa_CorporateTransactional_over = newImage("images/menu_pa_CorporateTransac-27.jpg");
		menu_ne_12_menu_ne_Events_over = newImage("images/menu_ne_12-menu_ne_Events_o.jpg");
		menu_ne_14_menu_ne_Appointments_over = newImage("images/menu_ne_14-menu_ne_Appointm.jpg");
		menu_ne_Appointments_over = newImage("images/menu_ne_Appointments-over.jpg");
		menu_ne_16_menu_ne_SpeakingEngagements_over = newImage("images/menu_ne_16-menu_ne_Speaking.jpg");
		menu_ne_SpeakingEngagements_over = newImage("images/menu_ne_SpeakingEngageme-27.jpg");
		preloadFlag = true;
	}
}