function convertform(form){ var firstvalue = 0; for (var i = 0; i <= form.count; i++) { // Find first non-blank entry if (form.elements[i].value != null && form.elements[i].value.length != 0) { if (i == 1 && form.elements[2].value != "") return false; firstvalue = form.elements[i].value / form.elements[i].factor; break; } } if (firstvalue == 0) { clearform(form); return false; } for (var i = 0; i <= form.count; i++) form.elements[i].value = formatvalue((firstvalue * form.elements[i].factor), form.rsize); return true; } function formatvalue(input, rsize) { var invalid = "**************************"; var nines = "999999999999999999999999"; var strin = "" + input; var fltin = parseFloat(strin); if (strin.length <= rsize) return strin; if (strin.indexOf("e") != -1 || fltin > parseFloat(nines.substring(0,rsize)+".4")) return invalid.substring(0, rsize); var rounded = "" + (fltin + (fltin - parseFloat(strin.substring(0, rsize)))); return rounded.substring(0, rsize); } function resetform(form) { clearform(form); form.elements[1].value = 1; convertform(form); return true; } function clearform(form) { for (var i = 0; i <= form.count; i++) form.elements[i].value = ""; return true; } // END -->

Weight Conversion

Enter a weight in any box and click calculate button to see the conversion to other units.

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