// This Calculator generated by the
// Budget Calculator Generator Javascript
// at http://javascript.about.com/library/blbudget.htm
function stripBlanks(fld) {var result = "";var c = 0;for (i=0; i < fld.length; i++) {if (fld.charAt(i) != " " || c > 0){  result += fld.charAt(i); if (fld.charAt(i) != " ") c = result.length;}} return result.substr(0,c);}
function budget(thisform) {
var result = 0;
var in1 = stripBlanks(thisform.in1.value);
if (in1 != '' && in1 != parseFloat(in1)) {alert("I can afford to waste this much per week must be numeric");thisform.in1.focus();return false;}
result += Number(in1);
var ex01 = stripBlanks(thisform.ex01.value);
if (ex01 != '' && ex01 != parseFloat(ex01)) {alert("Cigarettes must be numeric");thisform.ex01.focus();return false;}
result -= Number(ex01);
var ex02 = stripBlanks(thisform.ex02.value);
if (ex02 != '' && ex02 != parseFloat(ex02)) {alert("Alcohol must be numeric");thisform.ex02.focus();return false;}
result -= Number(ex02);
var ex03 = stripBlanks(thisform.ex03.value);
if (ex03 != '' && ex03 != parseFloat(ex03)) {alert("Snacks must be numeric");thisform.ex03.focus();return false;}
result -= Number(ex03);
var ex04 = stripBlanks(thisform.ex04.value);
if (ex04 != '' && ex04 != parseFloat(ex04)) {alert("Coffee must be numeric");thisform.ex04.focus();return false;}
result -= Number(ex04);
var ex05 = stripBlanks(thisform.ex05.value);
if (ex05 != '' && ex05 != parseFloat(ex05)) {alert("Newspapers must be numeric");thisform.ex05.focus();return false;}
result -= Number(ex05);
var ex06 = stripBlanks(thisform.ex06.value);
if (ex06 != '' && ex06 != parseFloat(ex06)) {alert("Magazines must be numeric");thisform.ex06.focus();return false;}
result -= Number(ex06);
var ex07 = stripBlanks(thisform.ex07.value);
if (ex07 != '' && ex07 != parseFloat(ex07)) {alert("Taxis must be numeric");thisform.ex07.focus();return false;}
result -= Number(ex07);
var ex08 = stripBlanks(thisform.ex08.value);
if (ex08 != '' && ex08 != parseFloat(ex08)) {alert("Other must be numeric");thisform.ex08.focus();return false;}
result -= Number(ex08);
thisform.res.value = result;}