function validate_form(thisform)
{

	with (thisform)
	{
		
		if (validate_email(email,"The email address is empty or incorrect!")==false)
  		{
			email.focus();
			return false;
		}
		
		if(validate_required(inquiry,"You have no questions?")==false)
		{
			inquiry.focus();
			return false; 
		}
		
	}
	
	thisform.submit();
		
}

function validate_email(field,alerttxt)
{
	with (field)
	{
		apos=value.indexOf("@");
		dotpos=value.lastIndexOf(".");
		if (apos<1||dotpos-apos<2) 
		{
			alert(alerttxt);
			return false;
		}
		else
		{
			return true;
		}
	}
}

function validate_required(field,alerttxt)
{
	with (field)
	{
		if (value==null||value=="")
 		{
			alert(alerttxt);
			return false;
		}
		else {
			return true
		}
	}
}