function validate_Schedule(thisform)
{
	if(thisform.sched_date.value==''){
		alert('Please select a date from the calendar.');
		thisform.sched_date.focus();
		return false;
	}
	if(thisform.time.options[thisform.time.selectedIndex].value==''){
		alert('Please select a desired meeting time between the hours of 9:00 AM and 5:00 PM..');
		thisform.time.focus();
		return false;
	}
	if(thisform.fname.value==''){
		alert('Please enter your first name.');
		thisform.fname.focus();
		return false;
	}
	if(thisform.lname.value==''){
		alert('Please enter your last name.');
		thisform.lname.focus();
		return false;
	}
		
	if(thisform.phone.value=='' && thisform.email.value=='')
	{
		alert('Please enter either a phone number or email address where we may contact you.');
		thisform.area.focus();
		return false;
	}
	else
	{
		if(thisform.email.value != '')
		{
			if(!emailCheck(thisform.email.value))
			{
				return false;
			}
		}
		
		if(thisform.phone.value != '')
		{
			if(ValidatePhone(thisform.area.value, thisform.phone.value) == false)
			{	
				alert("The phone number you have entered is not valid. Please enter a valid number.")
				thisform.area.focus();
				return false;
			}
		}	
		
	}
	
}


//function to ensure valid email format
//added 02-16-2006 - AM
function emailCheck (emailStr) 
{
	if(emailStr != "")
	{
		/* The following variable tells the rest of the function whether or not
		to verify that the address ends in a two-letter country or well-known
		TLD.  1 means check it, 0 means don't. */
	
		var checkTLD=1;
	
		/* The following is the list of known TLDs that an e-mail address must end with. */
		
		var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;
		
		/* 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)");
			return false;
		}
		var user=matchArray[1];
		var domain=matchArray[2];
		
		// Start by checking that only basic ASCII characters are in the strings (0-127).
		
		for (i=0; i<user.length; i++) 
		{
			if (user.charCodeAt(i)>127) 
			{
				alert("Ths username section of your email address contains invalid characters.");
				return false;
			}
		}
		for (i=0; i<domain.length; i++) 
		{
			if (domain.charCodeAt(i)>127) 
			{
				alert("The domain name of your email address contains invalid characters.");
				return false;
		    }
		}
	
		// See if "user" is valid 
		
		if (user.match(userPat)==null) 
		{			
			// user is not valid
			
			alert("The username of your email address doesn't seem to be valid.");
			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!");
					return false;
				}
			}
			return true;
		}
	
		// Domain is symbolic name.  Check if it's valid.
		 
		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 of your email address does not seem to be valid.");
				return false;
			}
		}
		
		/* domain name seems valid, but now make sure that it ends in a
		known top-level domain (like com, edu, gov) or a two-letter word,
		representing country (uk, nl), and that there's a hostname preceding 
		the domain or country. */
		
		if (checkTLD && domArr[domArr.length-1].length!=2 && 
		domArr[domArr.length-1].search(knownDomsPat)==-1) 
		{
			alert("The email address must end in a well-known domain or two letter " + "country.");
			return false;
		}
	
		// Make sure there's a host name preceding the domain.
		
		if (len<2) 
		{
			alert("This email address is missing a hostname!");
			return false;
		}
		
		// If we've gotten this far, everything's valid!
		return true;
	}
}

/*Phone number validation functions added 02-20-2006 - AM*/

// non-digit characters which are allowed in phone numbers
var phoneNumberDelimiters = "()- ";

// Maximum number of digits in a valid phone number.
var maxDigitsInPhoneNumber = 7;
var maxDigitsInAreaCode = 3;

function isInteger(s)
{   var i;
    for (i = 0; i < s.length; i++)
    {   
        // Check that current character is number.
        var c = s.charAt(i);
        if (((c < "0") || (c > "9"))) return false;
    }
    // All characters are numbers.
    return true;
}

function stripCharsInBag(s, bag)
{   var i;
    var returnString = "";
    // Search through string's characters one by one.
    // If character is not in bag, append to returnString.
    for (i = 0; i < s.length; i++)
    {   
        // Check that current character isn't whitespace.
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) 
        	returnString += c;
    }
    return returnString;
}

function wackyNumber(s,a)
{
	var prefix = s.substr(0,3);
	var lastfour = s.substr(3,4);
	var phnum = s;
	var first_num = s.substr(0,1);
	var count = 0;
	
	for(x = 0; x < 7; x++)
	{	
		if(phnum.charAt(x) == first_num)
		{	
			count++;
		}
	}
	if(count == 7)
	{
		return false;
	}
		
	if(a == '000' || a == '123' || a == '111' || a == '222' || a == '333' || a == '444' || a == '555' || a == '666' || a == '777' || a == '999' || a == '911')
	{
		//alert('You have entered an invalid area code.');
		return false;
	}
	
	if(prefix == '555' || prefix == '000' || prefix == '911')
	{
		//alert('You have entered an invalid phone number prefix.');
		return false;
	}
	
	if(s == '456-7890' || s == '4567890' || s == '123-4567' || s == '1234567' || s == '456-7890' || s == '4567890')
	{
		//alert('You have entered an invalid phone number');
		return false;
	}

	if(prefix == a)
	{
		//alert('A phone number you entered seems to be invalid.  Please check your number and submit again.');
		return false;
	}
	return true;
}
function checkValidPhone(strArea,strPhone)
{
	s=stripCharsInBag(strPhone,phoneNumberDelimiters);
	a=stripCharsInBag(strArea,phoneNumberDelimiters);
	return (isInteger(s) && isInteger(a) && wackyNumber(s,a) && s.length == maxDigitsInPhoneNumber && a.length == maxDigitsInAreaCode);
}

function ValidatePhone(Area,Phone)
{
	if (checkValidPhone(Area,Phone)==false)
	{		
		return false
	}
	else
		return true
}