function chkRegisterData (){

	if (document.fReg.first_name.value.length ==0){
		document.fReg.first_name.focus();
		alert("Please enter your first name.");
		return false;
	}
	if (document.fReg.last_name.value.length ==0){
		document.fReg.last_name.focus();
		alert("Please enter your last name.");
		return false;
	}
	if (document.fReg.email.value.length ==0){
		document.fReg.email.focus();
		alert("Please enter an e-mail address.");
		return false;
	}
	if (document.fReg.email.value.length >0){
		i=document.fReg.email.value.indexOf("@")
		j=document.fReg.email.value.indexOf(".",i)
		k=document.fReg.email.value.indexOf(",")
		kk=document.fReg.email.value.indexOf(" ")
		jj=document.fReg.email.value.lastIndexOf(".")+1
		len=document.fReg.email.value.length
		if ((i>0) && (j>(1+1)) && (k==-1) && (kk==-1) && (len-jj >=2) && (len-jj<=3)) {
		} else {
			document.fReg.email.focus()
			document.fReg.email.select()
			alert("Please enter a valid email address.")
			return false
		}
	}
	if (document.fReg.passwrd.value.length ==0){
		document.fReg.passwrd.focus();
		alert("Please enter your password.");
		return false;
	}
	if (document.fReg.passwrd2.value.length ==0){
		document.fReg.passwrd2.focus();
		alert("Please confirm your password.");
		return false;
	}
	if (document.fReg.passwrd.value.length != document.fReg.passwrd2.value.length){
		document.fReg.passwrd.focus();
		alert("Please make sure the password and the confirm password fields are the same.");
		return false;
	}
	if (document.fReg.firm.value.length ==0){
		document.fReg.firm.focus();
		alert("Please enter your firm or company.");
		return false;
	}
}

function chkLoginData (){
	if (document.fLog.email.value.length ==0){
		document.fLog.email.focus();
		alert("Please enter an e-mail address.");
		return false;
	}
	if (document.fLog.email.value.length >0){
		i=document.fLog.email.value.indexOf("@")
		j=document.fLog.email.value.indexOf(".",i)
		k=document.fLog.email.value.indexOf(",")
		kk=document.fLog.email.value.indexOf(" ")
		jj=document.fLog.email.value.lastIndexOf(".")+1
		len=document.fLog.email.value.length
		if ((i>0) && (j>(1+1)) && (k==-1) && (kk==-1) && (len-jj >=2) && (len-jj<=3)) {
		} else {
			document.fLog.email.focus()
			document.fLog.email.select()
			alert("Please enter a valid email address.")
			return false
		}
	}
	if (document.fLog.passwrd.value.length ==0){
		document.fLog.passwrd.focus();
		alert("Please enter your password.");
		return false;
	}
}