<!-- Begin
function validate(form) {
	var arrAlert = new Array();
	var strAlert = "";
	var name = form.name.value;
	if (!name) {
		arrAlert[0] = "your name";
	}
	var address1 = form.address1.value;
	var address2 = form.address2.value;
	if (form.address3) {
		var address3 = form.address3.value;
	}
	if (form.school) {
		var school = form.school.value;
	}
	if (!address1 && !address2 && (!address3 || !school)) {
		arrAlert[1] = "at least one address line";
	}
	var city = form.city.value;
	if (!city) {
		arrAlert[2] = "your city";
	}
	var state = form.state.value;
	if (!state) {
		arrAlert[3] = "your state";
	}
	var zip = form.zip.value;
	if (!zip) {
		arrAlert[4] = "your zip code";
	}
	if (form.school) {
		if (!school) {
			arrAlert[5] = "your school/organization";
		}
	}
	if (arrAlert.length > 0) {
		var strAlert = "You are missing the following:     \n" ;
		for (i = 0; i < 6; i++) {
			if (arrAlert[i]) {
				strAlert += "    * " + arrAlert[i] + "\n" ;
			}
		}
	}

	var arrPubs = new Array();
	var numOrders = 0;
	for (var element in form) {
		if (element.substring(0,5) == "title" && element != "title") {
			var strShort = "quantity" + element.slice(5);
			arrPubs[strShort] = form[element].value;
			if (form["order" + element.slice(5)].checked) numOrders++;
		}
	}
	
	if (numOrders == 0) strAlert += "Check the box or specify a quantity for each publication you wish to order. \n";

	var arrLimits = new Array();
	for (var element in form) {
		if (element.substring(0,5) == "limit") {
			var strShort = "quantity" + element.slice(5);
			try {
			  arrLimits[strShort] = Number(form[element].value);
			}
			catch (e) {
			  // do nothing... it was an invalid limit value, which is an 'internal'
			  // error, and there's no reason to bug the site visitor with that.
			}
		}
	}

	intLimit = 0; strLimit = "";
	intInvalidNumber = 0; strInvalidNumber = "";
	for (var strPub in arrLimits) {
	  var numPub = 0;
	  try {
		numPub = Number(form[strPub].value);
	  }
	  catch (e) {
		strInvalidNumber += "    * " + arrPubs[strPub] + " (limit " + arrLimits[strPub] + " copies)\n";
		intInvalidNumber++;
	  }

	  if (arrLimits[strPub] < numPub) {
		strLimit += "    * " + arrPubs[strPub] + " (limit " + arrLimits[strPub] + " copies)\n";
		intLimit++;
	  }
	}
	if (intLimit > 0) {
		strAlert += "Enter a smaller number for the following:	\n" + strLimit;
	}
	if (intInvalidNumber > 0) {
		strAlert += "The following quantities were not recognizable as numbers:	\n" + strInvalidNumber;
	}
	if ((arrAlert.length > 0) || (intLimit > 0) || (intInvalidNumber > 0) || (strAlert != "")) {
		alert(strAlert);
		return false;
	}
	var emailStr = form.email.value;
	if (emailStr) {
		var checkTLD=1;
		var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;
		var emailPat=/^(.+)@(.+)$/;
		var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";
		var validChars="\[^\\s" + specialChars + "\]";
		var quotedUser="(\"[^\"]*\")";
		var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;
		var atom=validChars + '+';
		var word="(" + atom + "|" + quotedUser + ")";
		var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
		var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");
		var matchArray=emailStr.match(emailPat);
		if (matchArray==null) {
		alert("Email address seems incorrect (check @ and .'s)");
		return false;
		}
		var user=matchArray[1];
		var domain=matchArray[2];
		for (i=0; i<user.length; i++) {
		if (user.charCodeAt(i)>127) {
		alert("The username contains invalid characters.");
		return false;
		   }
		}
		for (i=0; i<domain.length; i++) {
		if (domain.charCodeAt(i)>127) {
		alert("The domain name contains invalid characters.");
		return false;
		   }
		}
		if (user.match(userPat)==null) {
		alert("The username doesn't seem to be valid.");
		return false;
		}
		var IPArray=domain.match(ipDomainPat);
		if (IPArray!=null) {
		for (var i=1;i<=4;i++) {
		if (IPArray[i]>255) {
		alert("Destination IP address is invalid!");
		return false;
		   }
		}
		return true;
		}
		var atomPat=new RegExp("^" + atom + "$");
		var domArr=domain.split(".");
		var len=domArr.length;
		for (i=0;i<len;i++) {
		if (domArr[i].search(atomPat)==-1) {
		alert("The domain name does not seem to be valid.");
		return false;
		   }
		}
		if (checkTLD && domArr[domArr.length-1].length!=2 && 
		domArr[domArr.length-1].search(knownDomsPat)==-1) {
		alert("The address must end in a well-known domain or two letter " + "country.");
		return false;
		}
		if (len<2) {
		alert("This address is missing a hostname!");
		return false;
		}
		var email_confirmStr = form.email_confirm.value;
		if (emailStr != email_confirmStr) {
		alert("Please enter your email address exactly each time.");
		return false;
		}
		return true;
	}
}
//  End -->