<!--
// Check to make sure that all required fields are filled.

	
function emailCheck(emailStr) {
var emailPat=/^(.+)@(.+)$/
var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]"
var validChars="\[^\\s" + specialChars + "\]"
var firstChars=validChars
var quotedUser="(\"[^\"]*\")"
var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/
var atom="(" + firstChars + validChars + "*" + ")"
var word="(" + atom + "|" + quotedUser + ")"
var userPat=new RegExp("^" + word + "(\\." + word + ")*$")
var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$")
var matchArray=emailStr.match(emailPat)

		if (document.scheduleform.email.value=="") 
	{ alert("You must enter your Email Address!"); return false;}




if (matchArray==null) {
	alert("The Email Address you've entered is Invalid!")
	return false
}
var user=matchArray[1]
var domain=matchArray[2]

if (user.match(userPat)==null) {
    alert("The Email Address you've entered is Invalid!")
    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("This IP Address is Invalid!")
		return false
	    }
    }
    return true
}

var domainArray=domain.match(domainPat)
if (domainArray==null) {
	alert("The Email Address you've entered is Invalid!")
    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>3) {
   alert("The address must end in a three-letter domain, or two letter country.")
   return false
}

if (domArr[domArr.length-1].length==2 && len<3) {
   var errStr="This address ends in two characters, which is a country"
   errStr+=" code.  Country codes must be preceded by "
   errStr+="a hostname and category (like com, co, pub, pu, etc.)"
   alert(errStr)
   return false
}

if (domArr[domArr.length-1].length==3 && len<2) {
   var errStr="This address is missing a hostname!"
   alert(errStr)
   return false
}
return true;
}
	

-->