document.regForm.fax.options.length = 1;
document.regForm.fax.options[document.regForm.fax.options.length] = new Option("10,000 or more", "10,000 or more");
document.regForm.fax.options[document.regForm.fax.options.length] = new Option("5,000-9,999", "5,000-9,999");
document.regForm.fax.options[document.regForm.fax.options.length] = new Option("1,000-4,999", "1,000-4,999");
document.regForm.fax.options[document.regForm.fax.options.length] = new Option("500-999", "500-999");
document.regForm.fax.options[document.regForm.fax.options.length] = new Option("100-499", "100-499");
document.regForm.fax.options[document.regForm.fax.options.length] = new Option("50-99", "50-99");
document.regForm.fax.options[document.regForm.fax.options.length] = new Option("1-49", "1-49");