Created
July 17, 2009 15:11
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| <script language="JavaScript"> | |
| function Calculate(form){ | |
| roof_area=parseFloat(form.roof_area.value); | |
| total_rainfall=parseFloat(form.total_rainfall.value); | |
| percentage=parseFloat(form.percentage.value); | |
| total_gallons=roof_area*total_rainfall*(percentage/100)*0.623; | |
| form.output.value=total_gallons; | |
| form.output.value+=" gallons collected annually"; | |
| } | |
| </script> |
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