function SiteHeaderTelephoneNumbers_OnOfficeSelectedChange(eventArgs){
	if ( HttpManager.Document.GetObject("_ctl0_siteHeader__ctl0_txtShowTelephoneNumbers")  ){
		showNumbers = ( HttpManager.Document.GetObject("_ctl0_siteHeader__ctl0_txtShowTelephoneNumbers").value == "0" ? false : true );
	}
	var aoffices = eventArgs.offices;
	var forceAll = false;
	if ( aoffices.length == 0 ){ forceAll = true }
	for ( var i = 0; i < otelephoneoffices.length; i ++ ){
		var bfound = false;
		for ( ii = 0; ii < aoffices.length; ii ++ ){
			if ( aoffices[ii] == otelephoneoffices[i].id ){
				bfound = true;
			}
		}
		HttpManager.Document.GetObject(otelephoneoffices[i].elem).style.display = ( ( (bfound || forceAll) && showNumbers ) ? "block" : "none" );
	}
}
	
SiteHeaderTelephoneNumbers_OnOfficeSelectedChange({ "offices" : [] } );