function validateEmail(frm)
    {
    //alert(frm);
    // Check the "Name" field to see if any characters were entered
    if (frm.F_Name.value.length == 0)
    {
        alert("Please enter your first name");
        frm.F_Name.focus();
        return false;
    }
    // Check the "Surname" field to see if any characters were entered
    if (frm.S_Name.value.length == 0)
    {
        alert("Please enter your surname");
        frm.S_Name.focus();
        return false;
    }
  // Check the "State" field to see if any characters were entered
    if (frm.Phone.value.length == 0)
    {
        alert("Please enter your phone number");
        frm.Phone.focus();
        return false;
    }
 // Check the "Email" field to see if any characters were entered
    if (frm.Email.value.length == 0)
    {
        alert("Please enter an e-mail address.");
        frm.Email.focus();
        return false;
    }
    else if (!emailCheck(frm.Email.value))
    {
    	frm.Email.focus();
        return false;
     } 
       
    if (frm.Body.value.length == 0)
    {
        alert("Please enter your message.");
        frm.Body.focus();
        return false;
    }   
  return true;      
}

function emailCheck (emailStr) 
{

    // Using email validation script found at
    // http://javascript.internet.com/forms/email-address-validation.html
	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("Please enter a valid email address");
	return false;
	}
	var user=matchArray[1];
	var domain=matchArray[2];
	for (i=0; i<user.length; i++) {
	if (user.charCodeAt(i)>127) {
	alert("Please enter a valid email address");
	return false;
	   }
	}
	for (i=0; i<domain.length; i++) {
	if (domain.charCodeAt(i)>127) {
	alert("Please enter a valid email address");
	return false;
	   }
	}
	if (user.match(userPat)==null) {
	
	alert("Please enter a valid email address");
	return false;
	}
	
	var IPArray=domain.match(ipDomainPat);
	if (IPArray!=null) {
	
	for (var i=1;i<=4;i++) {
	if (IPArray[i]>255) {
	alert("Please enter a valid email address");
	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("Please enter a valid email address");
	return false;
	   }
	}
	
	
	if (checkTLD && domArr[domArr.length-1].length!=2 &&
	domArr[domArr.length-1].search(knownDomsPat)==-1) {
	alert("Please enter a valid email address");
	return false;
	}
	
	
	if (len<2) {
	alert("Please enter a valid email address");
	return false;
	}
	//frm.Email.focus();
	return true;
}