// JavaScript Document


function formatPhone(phoneNum) {
	phoneNum += '';
    if(phoneNum.length != 10) return(phoneNum);//give it back just like it came
    sArea = phoneNum.substr(0,3);
   	sPrefix = phoneNum.substr(3,3);
    sNumber = phoneNum.substr(6,4);
   	phoneNum = "("+sArea+") "+sPrefix +"-"+sNumber; 
	return phoneNum;
}