function form_submit() { 
	username=document.getElementById('username');
	if (username.value=="") { 
		username.focus();
		alert("Type in your Name.");
		return false;
	}

	useremail=document.getElementById('useremail');
	if (useremail.value=="") { 
		useremail.focus();
		alert("Type in your E-mail address.");
		return false;
	}
	else { 
		var regex_email=/\b[a-zA-Z0-9._%-]+@[a-zA-Z0-9._%-]+\.[a-zA-Z]{2,4}\b/;
		if (!regex_email.test(useremail.value)) {
			useremail.focus();
			alert("Invalid E-mail Address.")
			return false;
		}
	}

	/*
	userbizname=document.getElementById('userbizname');
	if (userbizname.value=="") { 
		userbizname.focus();
		alert("Type in the Name of your Company.");
		return false;
	}

	userbizaddr=document.getElementById('userbizaddr');
	if (userbizaddr.value=="") { 
		userbizaddr.focus();
		alert("Type in the Mailing Address of your Business.");
		return false;
	}
	*/
	
	userbizphone=document.getElementById('userbizphone');
	if (userbizphone.value=="") { 
		userbizphone.focus();
		alert("Type in the Telephone # of your Business.");
		return false;
	}

	/*
	userbiztype=document.getElementById('userbiztype');
	if (userbiztype.value=="") { 
		userbiztype.focus();
		alert("Fill in the Type of Business.");
		return false;
	}
	*/

	usertimetocall=document.getElementById('usertimetocall');
	if (usertimetocall.value=="") { 
		usertimetocall.focus();
		alert("Fill in the Best time for us to Call.");
		return false;
	}

	usermessage=document.getElementById('usermessage');
	if (usermessage.value=="") { 
		if (confirm("Continue without any Comments or Questions?")) {
		}
		else { 
			usermessage.focus();
			return false;
		}
	}
}