function echeck (emailStr) {
	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]
	if (user.match(userPat)==null) {
		alert("The username doesn't seem to be valid.")
		return false
	}
	var IPArray=domain.match(ipDomainPat)
	if (IPArray!=null) {
		// this is an IP address
		  for (var i=1;i<=4;i++) {
			if (IPArray[i]>255) {
				alert("Destination IP address is invalid!")
			return false
			}
		}
		return true
	}
	var domainArray=domain.match(domainPat)
	if (domainArray==null) {
		alert("The domain name doesn't seem to be valid.")
		return false
	}
	var atomPat=new RegExp(atom,"g")
	var domArr=domain.match(atomPat)
	var len=domArr.length
	if (domArr[domArr.length-1].length<2 || 
		domArr[domArr.length-1].length>4) {
	   alert("The address must end in a valid domain, or two letter country.")
	   return false
	}
	if (len<2) {
	   var errStr="This address is missing a hostname!"
	   alert(errStr)
	   return false
	}
	return true;
	}
	
function total(form)
{ 
if((form.FirstName.value == ""))
 {
 alert("Please Specify First Name") 
 form.FirstName.focus();
 form.FirstName.select();
 return false 
 }
 if((form.LastName.value == ""))
 {
 alert("Please Specify Last Name") 
 form.LastName.focus();
 form.LastName.select();
 return false 
 }
 if((form.Phone.value == ""))
 {
 alert("Please Specify Phone") 
 form.Phone.focus();
 form.Phone.select();
 return false 
 }
 if(!echeck(form.EmailAddress.value))
 {
		form.EmailAddress.focus();
		form.EmailAddress.select();
		return false 
 }
 if((form.StreetAddress.value == ""))
 {
 alert("Please Specify Street Address") 
 form.StreetAddress.focus();
 form.StreetAddress.select();
 return false 
 }
 if((form.City.value == ""))
 {
 alert("Please Specify City") 
 form.City.focus();
 form.City.select();
 return false 
 }
if((form.PostalCode.value == ""))
 {
 alert("Please Specify Postal Code") 
 form.PostalCode.focus();
 form.PostalCode.select();
 return false
 }
 return true
 }