var dtDate = new Date('1/1/' + (new Date()).getUTCFullYear());
var intOffset = 10000; //set initial offset high so it is adjusted on the first attempt
var intMonth;

//go through each month to find the lowest offset to account for DST
for (intMonth=0;intMonth < 12;intMonth++){
	dtDate.setUTCMonth(dtDate.getUTCMonth() + 1);
	
	if (intOffset > (dtDate.getTimezoneOffset() * (-1))){
		intOffset = (dtDate.getTimezoneOffset() * (-1));
	}
}

intOffset = intOffset/60;

switch (intOffset) {
	case -6:
		document.write('<img style="border-right:medium none;border-top:medium none;border-left:medium none;border-bottom:medium none" alt="Customer Support (888) 381-8758" title="Customer Support (888) 381-8758" src="/img/BIS_customer_service_CST.jpg" />');
		break;
	default:
		document.write('<img style="border-right:medium none;border-top:medium none;border-left:medium none;border-bottom:medium none" alt="Customer Support (888) 381-8758" title="Customer Support (888) 381-8758" src="/img/BIS_customer_service.jpg" />');
}
