//<![CDATA[

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

function validate_form(thisform)
{
	with (thisform)
	{
	if (validate_required(v1_fcost,"Fuel Price must be filled out!  Enter a numeric value with no dollar sign.")==false)
	  {v1_fcost.focus();return false;}
	
	if (thisform.v2_fcost && validate_required(v2_fcost,"Next vehicle fuel cost must be filled out!  Please enter a numeric value with no dollar sign.")==false)
	  {v2_fcost.focus();return false;}
	
	
	if (validate_required(miles,"Miles driven per month must be filled out!  Reminder:  do not enter commas")==false)
	  {miles.focus();return false;}
	}
}

//]]>