97 lines
2.6 KiB
HTML
97 lines
2.6 KiB
HTML
<script>
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function Calculate(obj)
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{
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tail = 53.33 * obj.size.value;
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length1 = obj.dia.value;
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size = obj.size.value;
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body = length1 - 5.56 * size;
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stretch = 1.2;
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if (size == .109) stretch = 1.1875;
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if (size == .125) stretch = 1.2;
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if (size == .15625) stretch = 1.2;
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if (size == .1875) stretch = 1.2;
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if (size >= .25) stretch = 1.2;
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head = 16 * size;
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obj.length.value = Math.round(8*(3.1416 * length1 * (1 + stretch) +24 * size + 2 * size))/8;
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obj.mark1.value = Math.round(8*3.1416 * length1 * stretch / 2)/8;
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obj.cur2.value = Math.round(8*( length1 * 3.1416 / 2 ))/8;
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obj.idia.value = Math.round(8*( 1.865 * size ))/8;// loop size
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}
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</script>
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<form name="wscform">
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<table>
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<tr>
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<td valigh="top">Loop Diameter</td>
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<td><input type="text" name="dia" size="18" value="8" > Inches
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</td>
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</tr>
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<tr>
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<td valigh="top">Line Size</td>
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<td>
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<select name="size">
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<option value=".109">7/64
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<option value=".125">1/8
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<option value=".15625">5/32
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<option value=".1875" selected> 3/16
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<option value=".25">1/4
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<option value=".3125">5/16
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<option value=".375">3/8
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<option value=".4375">7/16
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<option value=".500">1/2
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</select>
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Diameter of line
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</td>
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</tr>
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<tr>
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<td><input type="button" value="Calculate" onClick="Calculate(this.form)"></td>
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</tr>
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<tr>
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<td>Loop size</td>
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<td><input type="text" name="idia" size="18" value="0" readonly> OD of loop double braid</td>
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</tr>
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<!-- <tr>
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<td>Capacity</td>
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<td><input type="text" name="idia2" size="18" value="0" readonly> Max diameter of load</td>
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</tr>
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<tr>
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<td>Interior size</td>
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<td><input type="text" name="folded" size="18" value="0" readonly> inner stretched size</td>
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<tr> -->
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<td>Line Length</td>
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<td><input type="text" name="length" size="18" value="0" readonly> Total rope needed</td>
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</tr>
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<tr>
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<td>Mark</td>
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<td><input type="text" name="mark1" size="18" value="0" readonly> From center mark</td>
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</tr>
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<tr>
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<td>Extended Length</td>
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<td><input type="text" name="cur2" size="18" value="0" readonly> Tip to tip</td>
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</tr>
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<!-- <tr>
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<td>Body</td>
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<td><input type="text" name="body" size="18" value="0" readonly> </td>
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</tr>
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<tr>
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<td>Loop</td>
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<td><input type="text" name="loop" size="18" value="0" readonly> </td>
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</tr> -->
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</table>
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</form> |