5.50 + 4.00 = 9.50
i seriously have zero idea and could defo use some help...thanks!
Expand|Select|Wrap|Line Numbers
- <script type="text/javascript">
- <!--
- function InvoiceSubTotal(form)
- {
- var a = (form.assignmentinvoice.value != '') ? eval(form.assignmentinvoice.value) : 0;
- var b = (form.printinginvoice.value != '') ? eval(form.printinginvoice.value) : 0;
- var c = (form.shippinginvoice.value != '') ? eval(form.shippinginvoice.value) : 0;
- form.invoicesubtotal.value = a + b + c;
- }
- //-->
- </script>
- </head>
- <html>
- <body>
- <label></label>
- <p> </p>
- <form id="form" name="form" method="post" action="">
- <label>
- <input name="assignmentinvoice" type="text" id="assignmentinvoice" value="3.36" />
- </label>
- <p>
- <label>
- <input name="printinginvoice" type="text" id="printinginvoice" value="8.26" />
- </label>
- </p>
- <p>
- <label>
- <input name="shippinginvoice" type="text" id="shippinginvoice" value="89.22" />
- </label>
- </p>
- <p>
- <label>
- <input type="checkbox" name="checkbox" value="checkbox" onClick="InvoiceSubTotal(this.form);"/>
- </label>
- Click to Calculate! </p>
- <p>Total:
- <label>
- <input name="invoicesubtotal" type="text" id="invoicesubtotal" />
- </label>
- </p>
- </form>
- <p> </p>
- </body>
- </html>