function phoneFormat(sender, ev) {
	        var theNumber;
	        var i;
	        theNumber = '';
	        for (i = 0; i < sender.value.length; i++) {
	            if (!isNaN(sender.value.charAt(i))) {
	                theNumber = theNumber + sender.value.charAt(i);
	            }
	        }

	        if (ev.keyCode == 8 && (sender.value.length == 7 || sender.value.length == 3)) {
	            theNumber = theNumber.substring(0, theNumber.length - 1);
	        }

	        if (theNumber.length > 6) {
	            sender.value = theNumber.substring(0, 3) + '-' + theNumber.substring(3, 6) + '-' + theNumber.slice(6);
	            return (true);
	        }
	        if (theNumber.length > 5) {
	            sender.value = theNumber.substring(0, 3) + '-' + theNumber.substring(3, 6) + '-';
	            return (true);
	        }
	        if (theNumber.length > 3) {
	            sender.value = theNumber.substring(0, 3) + '-' + theNumber.slice(3)
	            return (true);
	        }
	        if (theNumber.length > 2) {
	            sender.value = theNumber.substring(0, 3) + '-';
	            return (true);

	        }
	        sender.value = theNumber;
	        return (true);


	    }

	    function popup_link(url, width, height) {
	        if (url != null) {
	            newWindow = window.open(url, 'Popup_link', 'width=' + width + ',height=' + height + ',toolbar=0,location=0,directories=0,status=0,menuBar=0,scrollBars=1,resizable=0');
	            newWindow.focus();
	        }
	    }