function popup_rules() {
	window.open('rules','','toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width=640,height=580');
	return false;
}

function verify_form() {
	var n = true;
	
	if (field_error("form[first_name]", "Please enter your first name.") ||
			field_error("form[last_name]", "Please enter your last name.") ||
			field_error("form[email]", "Please enter your email address.") ||
			email_confirm("form[email]", "form[email2]", "Oops! Email addresses do not match. Please re-enter them.") ||
			field_error("form[address1]", "Please enter your address.") ||
			field_error("form[city]", "Please enter your city.") ||
			field_error("form[state]", "Please enter your province/territory.") ||
			field_error("form[zip]", "Please enter your zipcode.") ||
			field_error("form[phone1]", "Please enter your phone number.") ||
			field_error("form[phone2]", "Please enter your phone number.") ||
			field_error("form[phone3]", "Please enter your phone number.") ||
			field_error("form[rules]", "Please read and agree to the official rules.")) {
		n = false;
	} else if (!isEmail(getEl("form[email]").value)) {
		n = false;
		alert("Invalid email address.");
	}
		
	return n;
}

function checkPhone(phone) {var phone1 = getEl(phone + "1"), phone2 = getEl(phone + "2"), phone3 = getEl(phone + "3"); return (phone1.value.length == 3 && phone2.value.length == 3 && phone3.value.length == 4);}
function popup_window(u,n,f){if(n==undefined){n='_blank'}if(f==undefined){f='toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width=850,height=600'}try{var s=window.open(u,n,f)}catch(e){}if(s){s.focus()}else{alert('You need to disable your popup blocker first!')}}
function email_confirm(e1, e2, msg) {var r = false,f1 = getEl(e1),f2 = getEl(e2);if (f1.value != f2.value) {alert(msg);f1.focus();r = true;}return r;}
function getEl(n){var e=document.getElementById(n);if(e==null){e=document.getElementsByName(n);e=(e.length>0?e[0]:null)}return e}
function field_error(i,m){var r=false,f=getEl(i);if(f!=null&&((f.type=="text"&&f.value=="")||(f.nodeName=="SELECT"&&f.value=="")||((f.type=="radio"||f.type=="checkbox")&&!f.checked))){try {pageTracker._trackEvent("Form Error", i);} catch(e){} alert(m);f.focus();r=true;}return r;}
function isNumber(e){var c,n=/\d/;if(window.event){c=e.keyCode}else if(e.which){c=e.which}else{return true}return n.test(String.fromCharCode(c))||c==8}
function isEmail(s){var p=s.indexOf(".");return(p>0&&p<(s.length-2))&&(s.indexOf("@")>0)}