var bValidOrder
	
	function submit_email()
	{	bValidOrder = true
		CheckSpecified(document.nl.email.value,'Please enter a email address',document.nl.email);		
		CheckEmail(document.nl.email.value,document.nl.email);
		if (bValidOrder)
		{ 
			document.nl.submit();
			return true		 
		}
		else 
		{	
			return false
		}
		
	} 
	
	function submit_this_gc()
	{	bValidOrder = true
		CheckSpecified(document.GC.giftname.value,'Please enter your name',document.GC.giftname);		
		CheckSel_gc(document.GC.giftamount,'Please select a GiftCard Amount',document.GC.giftamount);
		CheckSpecified(document.GC.email.value,'Please enter a email address',document.GC.email);		
		CheckEmail(document.GC.email.value,document.GC.email);
		CheckSpecified(document.GC.phone.value,'Please enter a phone number',document.GC.phone);	
		CheckSel_gc(document.GC.bestway,'Please enter a best way to contact',document.GC.bestway);
		CheckSel_gc(document.GC.besttime,'Please enter a best time to contact',document.GC.besttime);
		CheckSel_gc(document.GC.bestday,'Please enter a best day to contact',document.GC.bestday);
		if (bValidOrder)
		{ 
			document.GC.submit();
			return true		 
		}
		else 
		{	
			return false
		}
		
	} 
	function CheckSel_gc(strFieldValue, strMsg, return_fld)	
	{	
		if (strFieldValue.selectedIndex == 0)
		{
			if (bValidOrder) 
			{
				alert(strMsg)
				bValidOrder = false
				return_fld.focus()
			}
		}
	}
	function CheckSpecified(strFieldValue, strMsg, return_fld)	
	{	
		if (strFieldValue == "")
		{
			if (bValidOrder) 
			{
				alert(strMsg)
				bValidOrder = false
				return_fld.focus()
			}
		}
	}	
    	 
	function CheckEmail(emailStr,return_fld)
	{
	if (bValidOrder) 
		{
			/*	The following pattern is used to check if the entered e-mail address
				fits the user@domain format.  It also is used to separate the username
				from the domain. */
			var emailPat=/^(.+)@(.+)$/
			/*	The following string represents the pattern for matching all special
				characters.  We don't want to allow special characters in the address. 
				These characters include ( ) < > @ , ; : \ " . [ ]    */
			var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]"
			/*	The following string represents the range of characters allowed in a 
				username or domainname.  It really states which chars aren't allowed. */
			var validChars="\[^\\s" + specialChars + "\]"
			/*	The following pattern applies if the "user" is a quoted string (in
				which case, there are no rules about which characters are allowed
				and which aren't; anything goes).  E.g. "jiminy cricket"@disney.com
				is a legal e-mail address. */
			var quotedUser="(\"[^\"]*\")"
			/*	The following pattern applies for domains that are IP addresses,
				rather than symbolic names.  E.g. joe@[123.124.233.4] is a legal
				e-mail address. NOTE: The square brackets are required. */
			var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/
			/*	The following string represents an atom (basically a series of
				non-special characters.) */
			var atom=validChars + '+'
			/*	The following string represents one word in the typical username.
				For example, in john.doe@somewhere.com, john and doe are words.
				Basically, a word is either an atom or quoted string. */
			var word="(" + atom + "|" + quotedUser + ")"
			//	The following pattern describes the structure of the user
			var userPat=new RegExp("^" + word + "(\\." + word + ")*$")
			/*	The following pattern describes the structure of a normal symbolic
				domain, as opposed to ipDomainPat, shown above. */
			var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$")
			/* Finally, let's start trying to figure out if the supplied address is
			   valid. */
			/* Begin with the coarse pattern to simply break up user@domain into
			   different pieces that are easy to analyze. */
			var matchArray=emailStr.match(emailPat)
			if (matchArray==null) {
			  /* Too many/few @'s or something; basically, this address doesn't
			     even fit the general mould of a valid e-mail address. */
				alert("Email address seems incorrect (check @ and .'s)")
				bValidOrder = false
				return_fld.focus()
				return false
			}
			var user=matchArray[1]
			var domain=matchArray[2]

			// See if "user" is valid 
			if (user.match(userPat)==null) {
			    // user is not valid
			    alert("The username doesn't seem to be valid.")
			    bValidOrder = false
			    return_fld.focus()
			    return false
			}
			/* if the e-mail address is at an IP address (as opposed to a symbolic
			   host name) make sure the IP address is valid. */
			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!")
					bValidOrder = false
					return_fld.focus()
					return false
				    }
			    }
			    return true
			}
			// Domain is symbolic name
			var domainArray=domain.match(domainPat)
			if (domainArray==null) {
				alert("The domain name doesn't seem to be valid.")
			    bValidOrder = false
			    return_fld.focus()
			    return false
			}
			/* domain name seems valid, but now make sure that it ends in a
			   three-letter word (like com, edu, gov) or a two-letter word,
			   representing country (uk, nl), and that there's a hostname preceding 
			   the domain or country. */
			/* Now we need to break up the domain to get a count of how many atoms
			   it consists of. */
			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) {
			   // the address must end in a two letter or three letter word.
			   alert("The address must end in a three-letter domain, a four-letter domain, or two letter country.")
			   bValidOrder = false
			   return_fld.focus()
				return false
			}
			// Make sure there's a host name preceding the domain.
			if (len<2) 
				{
				var errStr="This address is missing a hostname!"
				alert(errStr)
				bValidOrder = false
				return_fld.focus()
				return false
				}

			//Check for valid characters
			for (i=1; i<emailStr.length; i++)
				{
				if (emailStr.charAt(i)=="!"||emailStr.charAt(i)=="#"||emailStr.charAt(i)=="%"||emailStr.charAt(i)=="^"||emailStr.charAt(i)=="&"||emailStr.charAt(i)=="*"||emailStr.charAt(i)=="("||emailStr.charAt(i)==")"||emailStr.charAt(i)=="'")
					{
					var errStr="Please enter a valid email address!"
					alert(errStr)
					bValidOrder = false
					return_fld.focus()
					return false	
					}
				}
			// If we've gotten this far, everything's valid!
			return true;
		}
	}