Gewichts-Umrechner

Mit diesem Script könnt ihr verschiedene Gewichte zueinander umrechnen.

<script type="text/javascript"> <!-- // Author : Jonathan Weesner (jweesner (at) cyberstation.net) 21 Nov 95 // Copyright : You want it? Take it! ... but leave the Author line intact please! function convertform(form){ var firstvalue = 0; for (var i = 1; i <= document.gewichtsrechner.count; i++) { // Find first non-blank entry if (document.gewichtsrechner.elements[i].value != null && document.gewichtsrechner.elements[i].value.length != 0) { if (i == 1 && document.gewichtsrechner.elements[2].value != "") return false; firstvalue = document.gewichtsrechner.elements[i].value / document.gewichtsrechner.elements[i].factor; break; } } if (firstvalue == 0) { clearform(form); return false; } for (var i = 1; i <= document.gewichtsrechner.count; i++) document.gewichtsrechner.elements[i].value = formatvalue((firstvalue * document.gewichtsrechner.elements[i].factor), document.gewichtsrechner.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); document.gewichtsrechner.elements[1].value = 1; convertform(form); return true; } function clearform(form) { for (var i = 1; i <= document.gewichtsrechner.count; i++) document.gewichtsrechner.elements[i].value = ""; return true; } --> </script> <form name="gewichtsrechner"> <table border="1"> <tr> <td colspan="8" align="center" valign="middle"> <h2>Gewichtsumrechner</h2> </td> </tr> <tr> <td align="center">Kilogramm</td> <td align="center">Ounces<br />(Unzen)</td> <td align="center">Pounds<br />(brit. Pfund)</td> <td align="center">Troy Pounds</td> <td align="center">Stones</td> <td align="center">Short Tons<br />(Tonne)</td> <td align="center">Long<br /> Tons</td> <td><input type="button" value="kalibrieren" onclick="resetform(this.form)"></td> </tr> <tr> <td><input type="text" name="val1" size="6" onfocus="clearform(this.form)" /></td> <td><input type="text" name="val2" size="6" onfocus="clearform(this.form)" /></td> <td><input type="text" name="val3" size="6" onfocus="clearform(this.form)" /></td> <td><input type="text" name="val4" size="6" onfocus="clearform(this.form)" /></td> <td><input type="text" name="val5" size="6" onfocus="clearform(this.form)" /></td> <td><input type="text" name="val6" size="6" onfocus="clearform(this.form)" /></td> <td><input type="text" name="val7" size="6" onfocus="clearform(this.form)" /></td> <td><input type="button" value="berechnen" onclick="convertform(this.form)"></td> </tr> </table> </form> <script type="text/javascript"> <!-- document.gewichtsrechner.count = 7; document.gewichtsrechner.rsize = 6; document.gewichtsrechner.val1.factor = 1; document.gewichtsrechner.val2.factor = 35.273944; document.gewichtsrechner.val3.factor = 2.2046215; document.gewichtsrechner.val4.factor = 2.6792765; document.gewichtsrechner.val5.factor = 0.1574731232747; document.gewichtsrechner.val6.factor = 0.00110231075; document.gewichtsrechner.val7.factor = 0.001; --> </script><br /> JavaScript von <a href="http://www.kostenlose-javascripts.de/javascripts/mathematik/gewichts-umrechner/" target="_blank">kostenlose-javascripts.de</a> <br />