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Imprimer - Calc4Chem: Awesome calculatrice scientifique avec des constantes physiques et chimiques - JavaScriptBank.com

Version complète: jsB@nk » Calcul » Calculatrice » Calc4Chem: Awesome calculatrice scientifique avec des constantes physiques et chimiques
URL: http://www.javascriptbank.com/calc4chem-scientific-calculator-physical-chemical-constants.html

Calc4Chem: Awesome calculatrice scientifique avec des constantes physiques et chimiques © JavaScriptBank.comIl s'agit d'un script JavaScript calculatrice ?tonnante qui peut ?tre utilis? comme un bien commun calculatrice scientifique (Avec des fonctions de sin, cos, log, puissance, racine, m?moire) Toutefois, cette JavaScript calculator code comprend ?galement une calculatrice de masse molaire scientifiques et les tableaux d'un grand nombre de constantes physiques et chimiques
calculatrice de JavaScript contient une liste de t?ches historiques, de stocker toutes les entr?es et les r?sultats r?cents Cette calculatrice scientifique sous forme JavaScript affiche ?galement des chiffres arrondis ? un nombre sp?cifi? par l'utilisateur de d?cimales automatiquement en mode SCI Un tr?s avanc? et professionnel calculatrice en ligne JavaScript mais facile ? mettre en ?uvre
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Version complète: jsB@nk » Calcul » Calculatrice » Calc4Chem: Awesome calculatrice scientifique avec des constantes physiques et chimiques
URL: http://www.javascriptbank.com/calc4chem-scientific-calculator-physical-chemical-constants.html



CSS
<style type="text/css">/*     This script downloaded from www.JavaScriptBank.com     Come to view and download over 2000+ free javascript at www.JavaScriptBank.com*//* --------------------------------------------------------- *//*                            Calc4Chem                      *//* --------------------------------------------------------- */#calc4chem {position: relative;top: 15px;width: 529px;height: 377px; margin: auto;border: 3px outset;background: #e4e4e4;text-align: center;color: #eee;}#kalkulator { position: absolute; top: 3px; left: 3px; width: 257px; height: 365px; border: 0px ridge #f00; background: #e4e4e4; color: #fff;}#biljeska { position: absolute; top: 3px; left: 267px; width: 256px; height: 365px; border: 0px ridge #999; background: #e4e4e4; color: #fff;}#konstante  { position: absolute; top: 13px; left: 275px; width: 245px; height: 350px; border: 1px ridge #999; background: #fff; color: #fff; display: none; /*visibility: hidden;    visible hidden */ text-align: center; 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JavaScript
<script type="text/javascript">// Created by: Eni Generalic | http://www.periodni.com/// This script downloaded from www.JavaScriptBank.com// Scientific Calculator written by Eni Generalic - http://www.periodni.com/// Copyright © 2008 by EniG. If you use a variant of this in your page, please email me at eni.generalic@gmail.com// Eni Generalic, Split, Create: 1999/10/14; Update: 2008/03/01// Atomic Weights of the Elements 2005, Pure & Appl. Chem., Vol. 78, No. 11, (2006) 2051-2066).var EniG = "  Calc4Chem - www.periodni.com";var que = "";var ans = 0;var mem = 0;var broj = "0";var tocka = 0;var eksp = 0;var baza = "";var eksponent = 3;var rjesenje = 0;var decimala = 14;var asf = 0;var rdg = 0;var sep1000 = 0;var enter = "";var mr = "";var pi = 3.141592653589793;var e = 2.71828182845905;var abc = "";//window.onerror = handleError;function start(){enter = "\r\n";mr = document.racunalo.memorija.value;document.racunalo.notes.value =  enter + EniG + enter;var dan = new Date();document.racunalo.notes.value += "    " + dan.toLocaleString() + enter + enter;document.racunalo.zadatak.focus();}function handleError() {//alert("YOU HAVE ENCOUNTERED A JAVASCRIPT ERROR");document.racunalo.notes.value += " = Syntax Error\r\n";document.racunalo.rezultat.value = "Syntax Error"; document.racunalo.zadatak.focus();return true;}function memory(operator) {switch(operator) {case 1:// MS memorija = document.racunalo.rezultat.value;memorija = memorija.replace(/ /g,'');document.racunalo.memorija.value = memorija;document.racunalo.MR.title = mr + " (" + memorija + ")";mem = parseFloat(memorija);stanje = (document.getElementById('nummem').style.color == '#000') ? '#ccc' : '#000';document.getElementById('nummem').style.color = stanje;break;    case 2:// MRvar memorija = document.racunalo.memorija.value;if (memorija==0 || slovo(memorija.charAt(0))) {memorija = ""}document.racunalo.zadatak.value += memorija;break; case 3:// CLSif (document.racunalo.zadatak.value == "") {document.racunalo.rezultat.value = "";}else {document.racunalo.zadatak.value = "";}break; case 4:// Modevidi('numformat');break; case 5:// Resetdocument.racunalo.notes.value = enter + EniG + enter;document.racunalo.memorija.value = "";document.racunalo.MR.title = mr;decimala = 14;asf = 0;rdg = 0;sep1000 = 0;mem = 0;ans = 0;document.getElementById('numauto').style.color = '#000';document.getElementById('numsci').style.color = '#ccc';document.getElementById('numfix').style.color = '#ccc';document.getElementById('nummem').style.color = '#ccc';document.getElementById('numrad').style.color = '#000';document.getElementById('numdeg').style.color = '#ccc';document.getElementById('numgrad').style.color = '#ccc';break; }document.racunalo.zadatak.focus();}function dodajBroj(noviznak) {document.racunalo.zadatak.focus();document.racunalo.zadatak.value += noviznak}function dodajConst(noviznak) {document.racunalo.zadatak.focus();document.racunalo.zadatak.value += noviznak;vidi('konstante')}function izracunaj(zarez) {var pitanje = "";var odgovor = "";var mem = 0;//onerror = handleError;if (zarez >= 1) {if (document.racunalo.zadatak.value == "") {broj = document.racunalo.rezultat.value;}else {    broj = document.racunalo.zadatak.value;if (ubacirezultat(broj.charAt(0))) {broj = document.racunalo.rezultat.value + broj;}}}for (var i=0; i<broj.length; i++) {var mm = broj.charAt(i);var mmup = broj.charAt(i+1);var mmdn = broj.charAt(i-1);if (mm == ",") {mm = ".";}else if (mm == "}" || mm == "]") {mm = ")";}else if (mm == "{" || mm == "[") {mm = "(";}else if (mm == " " || mm == "=") {mm = "";}else if (mm == "*" && mmup == "*") {mm = "^"; i += 1;}else if (mm == "+" && mmup == "-") {mm = "-"; i += 1;}else if (mm == "E" && kemilimat(mmup)) {mm = "e";}if (mm == "." && BrojAtoma(mmdn)==false) {mm = "0.";}else if (velikoslovo(mm)) {var kem = 1;}if (pitanje == "0") {if (operator(mm)) {}else if (mm != ".") {pitanje = "";}}//if (i == 0) {//if (mm == "0" && mmup == "0") {mm = "";}//}pitanje += mm;}if (zarez == 1) {document.racunalo.notes.value += pitanje;document.racunalo.upit.value = pitanje;if (kem == 1) {//var atom = "+" + pitanje;odgovor = masa(pitanje);}else {odgovor = zagrada(pitanje);}}else {odgovor = matematika(zarez, pitanje)}odgovor = odgovor.toString();document.racunalo.oldrezultat.value = odgovor;ans = parseFloat(odgovor);izgledbroja(odgovor);document.racunalo.zadatak.value = ""; document.racunalo.zadatak.focus();}function matematika(zarez, rjesenje) {var pitanje = ""; with (Math) {if (zarez == 2) {pitanje = rjesenje + "^2";rjesenje = pow(rjesenje, 2)}else if (zarez == 3) {pitanje = rjesenje + "^(1/2)";rjesenje = sqrt(rjesenje)}else if (zarez == 4) {pitanje = rjesenje + "*(-1)";rjesenje = -rjesenje}else if (zarez == 5) {pitanje = "ln(" + rjesenje + ")";rjesenje = log(rjesenje)}else if (zarez == 6) {pitanje = "e^" + rjesenje;rjesenje = pow(E, rjesenje)}else if (zarez == 7) {pitanje = "1/" + rjesenje;rjesenje = 1/rjesenje}else if (zarez == 8) {pitanje = "log(" + rjesenje + ")";rjesenje = log(rjesenje)/LN10}else if (zarez == 9) {pitanje = "10^" + rjesenje;rjesenje = pow(10, rjesenje)}else if (zarez >= 10 && zarez <= 12) {if (zarez == 10) {pitanje = "atan(" + rjesenje + ")";rjesenje = atan(rjesenje)}else if (zarez == 11) {pitanje = "acos(" + rjesenje + ")";rjesenje = acos(rjesenje)}else if (zarez == 12) {pitanje = "asin(" + rjesenje + ")";rjesenje = asin(rjesenje)}if (document.racunalo.stupnjevi[1].checked) {rjesenje = (rjesenje * 180) / PI}else if (document.racunalo.stupnjevi[2].checked) {rjesenje = (rjesenje * 200) / PI}}else if (zarez >= 14 && zarez <= 16) {if (document.racunalo.stupnjevi[1].checked){radijani = (rjesenje / 180) * PI}else if (document.racunalo.stupnjevi[2].checked){radijani = (rjesenje / 200) * PI}else{radijani = rjesenje}if (zarez == 14) {pitanje = "tan(" + rjesenje + ")";rjesenje = tan(radijani)}else if (zarez == 15) {pitanje = "cos(" + rjesenje + ")";rjesenje = cos(radijani)}else if (zarez == 16) {pitanje = "sin(" + rjesenje + ")";rjesenje = sin(radijani)}}else if (zarez == 17) {pitanje = rjesenje + "%";rjesenje = rjesenje/100}else if (zarez == 18) {pitanje = rjesenje + "ppm";rjesenje = rjesenje/1000000}else if (zarez == 20) {pitanje = rjesenje + "!";rjesenje = factorial(rjesenje)}else if (zarez == 21) {eksponent = prompt("Unesite eksponent / Please enter exponent", 3);pitanje = rjesenje + "^" + eksponent;rjesenje = pow(rjesenje, eksponent)}else if (zarez == 22) {eksponent = prompt("Unesite korijen / Please enter root", 3);document.racunalo.notes.value += rjesenje + "^(1/" + eksponent + ")";rjesenje = pow(rjesenje, (1/eksponent))} }document.racunalo.notes.value += pitanje;document.racunalo.upit.value = pitanje;return rjesenje;}function zagrada(xbroj) {    var intZagClose = 0    var intZagOpen = 0var intXbroj = 0var strNoviXbroj = ""var strNoviZbroj = "";do {//document.racunalo.notes.value += enter + "intXbroj = " + intXbroj;2+(2*(2+4)+3)^3+5xbroj = xbroj.replace(/--/g,"-1*-");intZagClose = xbroj.indexOf(")");if (intZagClose != -1) {for (var i = intZagClose; i >= 0; i--) {if (xbroj.charAt(i)=="(") {intZagOpen = i;strNoviZbroj = xbroj.substring(intZagOpen+1,intZagClose);break;}}}else {strNoviZbroj = xbroj;}strNoviZbroj = strNoviZbroj + "*1";strNoviZbroj = postotak(strNoviZbroj);strNoviZbroj = trigonometrija(strNoviZbroj);strNoviZbroj = logaritam(strNoviZbroj);strNoviZbroj = potencija(strNoviZbroj);strNoviZbroj = racun(strNoviZbroj);if (intZagClose != -1) {xbroj = xbroj.replace(xbroj.substring(intZagOpen, intZagClose+1), strNoviZbroj);}else {xbroj = strNoviZbroj;}}while (intZagClose > 0)return xbroj;}function racun(zbroj) {with (Math) {zbroj = eval(zbroj);}return zbroj;}function potencija(ulaz) {    var intZagClose = 0    var intZagOpen = 0;var intXbroj = ulaz.indexOf("^");  //2+2^3+2,15^2+4while (intXbroj > 0) {for (var i = intXbroj - 1; i >= 0; i--) {if (operator(ulaz.charAt(i)) && ulaz.charAt(i-1)!="e") {//if (i > 0 && operator(ulaz.charAt(i-1))) {intZagOpen = i+1;break;}}if (ulaz.charAt(i) == "-"){if (i == 0) {intZagOpen = 0;}else if (i > 0 && operator(ulaz.charAt(i-1))) {intZagOpen = i;}}var strNoviXbroj = ulaz.substring(intZagOpen,intXbroj);for (var i = intXbroj + 2; i < ulaz.length; i++) {if (operator(ulaz.charAt(i)) && ulaz.charAt(i-1)!="e") {intZagClose = i-1; break}}var strNoviYbroj = ulaz.substring(intXbroj+1,intZagClose+1); if (strNoviXbroj == 'e') {strNoviXbroj = e}; //cpswith (Math) {intXbroj = pow(strNoviXbroj, strNoviYbroj);}//if (i != 0 && ulaz.charAt(i-1)) {}  // za negativne brojeve -3^2 = -9 ili 9ulaz = ulaz.replace(ulaz.substring(intZagOpen, intZagClose+1), intXbroj);intXbroj = ulaz.indexOf("^");}return ulaz;}function postotak(ulaz) {    var intZagClose = 0;    var intZagOpen = 0;var strDesnoFun = new Array ("!", "%");for (var f = 0; f < 2; f++) {var intXbroj = ulaz.indexOf(strDesnoFun[f]);while (intXbroj > 0) {for (var i = intXbroj - 1; i >= 0; i--) {if (operator(ulaz.charAt(i)) && ulaz.charAt(i-1)!="e") {intZagOpen = i+1; break}}var strNoviXbroj = ulaz.substring(intZagOpen,intXbroj);intZagClose = intXbroj+1;with (Math) {if (f == 0) {intXbroj = factorial(strNoviXbroj);}else {intXbroj = strNoviXbroj/100;}}ulaz = ulaz.replace(ulaz.substring(intZagOpen, intZagClose), intXbroj);intXbroj = ulaz.indexOf(strDesnoFun[f]);}}return ulaz;}function trigonometrija(kut) {    var intZagClose = 0var intKut = 0var strNoviKut = ""var strKrozPi = ")"var strPiKroz = ")";switch(rdg) {case 1:strKrozPi = ")*180/pi";strPiKroz = "*pi/180)";break;    case 2:strKrozPi = ")*200/pi";strPiKroz = "*pi/200)";break;default:strKrozPi = ")";strPiKroz = ")";}var strTrigFun = new Array ("sin", "cos", "tan");for (var f = 0; f < 3; f++) {intKut = kut.indexOf(strTrigFun[f]);if (intKut >= 0) {do {//document.racunalo.notes.value += enter + intKut + enter;cos(2*(3+5)+3*(2+4))+1                        2+(2*(2+cos(4))+3)+(3^3+5)*4intZagClose = kut.length;for (var i = intKut+4; i < intZagClose; i++) {if (operator(kut.charAt(i)) && kut.charAt(i-1)!="e") {intZagClose = i;strNoviKut = kut.substring(intKut+3, intZagClose);break;}}if (intKut>0 && kut.charAt(intKut-1)=="a") {intKut = intKut - 1;strNoviKut = "a" + strTrigFun[f] + "(" + strNoviKut + strKrozPi;}else {strNoviKut = strTrigFun[f] + "(" + strNoviKut + strPiKroz;}strNoviKut = racun(strNoviKut);strNoviKut = Math.round(strNoviKut * Math.pow(10,14)) / Math.pow(10,14);kut = kut.replace(kut.substring(intKut, intZagClose), strNoviKut);intKut = kut.indexOf(strTrigFun[f]);}while (intKut != -1);}}return kut;}function logaritam(kut) {    var intZagClose = 0var intKut = 0var strNoviKut = ""var strKrozPi = ")"var strPiKroz = ")";// var e = 2.71828182845905var strLogFun = new Array ("ln", "log");for (var f = 0; f < 2; f++) {intKut = kut.indexOf(strLogFun[f]);if (intKut >= 0) {do {intZagClose = kut.length;for (var i = intKut; i < intZagClose; i++) {if (operator(kut.charAt(i)) && kut.charAt(i-1)!="e") {intZagClose = i;strNoviKut = kut.substring(intKut+strLogFun[f].length, intZagClose);break;}}if (f == 0) {if (intKut>0 && kut.charAt(intKut-1)=="a") {intKut = intKut - 1;strNoviKut = "pow(E," + strNoviKut + ")";}else {strNoviKut = "log(" + strNoviKut + ")";}}else {if (intKut>0 && kut.charAt(intKut-1)=="a") {intKut = intKut - 1;strNoviKut = "pow(10," + strNoviKut + ")";}else {strNoviKut = "log(" + strNoviKut + ")/LN10";}}strNoviKut = racun(strNoviKut);kut = kut.replace(kut.substring(intKut, intZagClose), strNoviKut);intKut = kut.indexOf(strLogFun[f]);}while (intKut != -1);}}return kut;}function izazareza(novibroj) { with (Math) {if (eksp == -1) {var duzina = tocka;if (duzina == -1) {duzina = novibroj.length}var desni = "";if (duzina > 16) {var privremeni = round(novibroj*pow(10, 16)) + " ";var novie = privremeni.indexOf("e");var lijevi = (privremeni.substring(0,novie));lijevi = round(lijevi*pow(10, 15))/pow(10, 15) + " ";desni = (privremeni.substring(novie+2,privremeni.length-1));desni = "e+" + (desni-18);}else {var lijevi = round(novibroj*pow(10, decimala))/pow(10, decimala) + " ";}}else {var lijevi = novibroj.substring(0,eksp);var desni = novibroj.substring(eksp,novibroj.length);lijevi = round(lijevi*pow(10, decimala))/pow(10, decimala) + " ";}lijevi = lijevi.substring(0,lijevi.length - 1);if (lijevi.charAt(0) == ".") {lijevi = "0" + lijevi;}if (decimala < 14) {if (lijevi.indexOf(".") == -1 && decimala != 0) {lijevi += "."}var nula = (tocka + decimala) - (lijevi.length - 1);if (nula > 0 && decimala > 0) {for (var n = 0; n < nula; n++) {lijevi += "0";}}}return (lijevi + desni); }}function factorial(n) {if ((n == 0) || (n == 1)) {return 1;}else {var odgovor = (n * factorial(n-1));return odgovor;}}function masa(atom) { with (Math) { var atominfo = false;var mm="";var mmdn="";var mmup="";var znak="";var izraz="";var Pi=pi;var H=1.0079;var He=4.0026;var Li=6.941;var Be=9.0122;var B=10.811;var C=12.011;var N=14.007;var O=15.999;var F=18.998;var Ne=20.18;var Na=22.99;var Mg=24.305;var Al=26.982;var Si=28.086;var P=30.974;var S=32.065;var Cl=35.453;var Ar=39.948;var K=39.098;var Ca=40.078;var Sc=44.956;var Ti=47.867;var V=50.942;var Cr=51.996;var Mn=54.938;var Fe=55.845;var Co=58.933;var Ni=58.693;var Cu=63.546;var Zn=65.409;var Ga=69.723;var Ge=72.64;var As=74.922;var Se=78.96;var Br=79.904;var Kr=83.798;var Rb=85.468;var Sr=87.62;var Y=88.906;var Zr=91.224;var Nb=92.906;var Mo=95.94;var Tc=98;var Ru=101.07;var Rh=102.91;var Pd=106.42;var Ag=107.87;var Cd=112.41;var In=114.82;var Sn=118.71;var Sb=121.76;var Te=127.6;var I=126.9;var Xe=131.29;var Cs=132.91;var Ba=137.33;var La=138.91;var Ce=140.12;var Pr=140.91;var Nd=144.24;var Pm=145;var Sm=150.36;var Eu=151.96;var Gd=157.25;var Tb=158.93;var Dy=162.5;var Ho=164.93;var Er=167.26;var Tm=168.93;var Yb=173.04;var Lu=174.97;var Hf=178.49;var Ta=180.95;var W=183.84;var Re=186.21;var Os=190.23;var Ir=192.22;var Pt=195.08;var Au=196.97;var Hg=200.59;var Tl=204.38;var Pb=207.2;var Bi=208.98;var Po=209;var At=210;var Rn=222;var Fr=223;var Ra=226;var Ac=227;var Th=232.04;var Pa=231.04;var U=238.03;var Np=237;var Pu=244;var Am=243;var Cm=247;var Bk=247;var Cf=251;var Es=252;var Fm=257;var Md=258;var No=259;var Lr=262;var Rf=267;var Db=268;var Sg=271;var Bh=272;var Hs=277;var Mt=276;var Ds=281;var Rg=280;for (var i=0; i<atom.length; i++) {mm = atom.charAt(i);mmup = atom.charAt(i+1);bigup = mm.toUpperCase();mmdn = atom.charAt(i-1);if (mm == "[") {mm = "("}else if (mm == "]") {mm = ")"}else if (mm == ",") {mm = "."}if (slovo(mm)) {atominfo = true}if (matoperator(mm)) {atominfo = false; znak=""}if (atominfo) {if (matoperator(mmup)) {znak=")"}if (matoperator(mmdn)) {izraz += "(" + mm + znak}else if (mmdn=="(") {izraz += mm + znak}else if (mmdn=="[") {izraz += mm + znak}else if (slovo(mm)) {izraz += "+" + mm + znak}else if (BrojAtoma(mmdn)) {izraz += mm + znak}else if (BrojAtoma(mm)) {izraz += "*" + mm + znak}else {izraz += mm + znak}}else {izraz += mm}}odgovor = eval(izraz);return odgovor; }}function slovo(znak) {var slovo="(ABCDEFGHIKLMNOPRSTUVWXYZ";for (var i=0; i<slovo.length; i++)if (znak == slovo.charAt(i)) {return true} {return false}}function velikoslovo(znak) {var slovo="ABCDEFGHIKLMNOPRSTUVWXYZ";for (var i=0; i<slovo.length; i++)if (znak == slovo.charAt(i)) {return true} {return false}}function maloslovo(znak) {var slovo="abcdefghiklmnoprstuvwxyz";for (var i=0; i<slovo.length; i++)if (znak == slovo.charAt(i)) {return true} {return false}}function matoperator(znak) {var matoperator="*/+-";for (var i=0; i<matoperator.length; i++)if (znak == matoperator.charAt(i)) {return true}if (znak == "") {return true}if (znak == null) {return true}return false}function operator(znak) {var matoperator="^*/+-";if (matoperator.indexOf(znak) >= 0) {return true} {return false}}function ubacirezultat(znak) {var ubacirezultat="^*/+";for (var i=0; i<ubacirezultat.length; i++)if (znak == ubacirezultat.charAt(i)) {return true}return false}function BrojAtoma(znak) {var atom = "1234567890";for (var i=0; i<atom.length; i++)if (znak == atom.charAt(i)) {return true} {return false}}function kemilimat(znak) {var atom = "rsu";if (atom.indexOf(znak) == -1) {return true} {return false}}function numformat(x){var kut = new Array("auto", "sci", "fix");decimala = x;var broj = document.racunalo.oldrezultat.value;if (decimala < 13) {document.racunalo.notes.value += "[" + kut[asf] + decimala + "]";}else {decimala = 14;document.racunalo.notes.value += "[" + kut[asf] + "]";}if (broj != "0" && broj != "") {izgledbroja(broj)}else {document.racunalo.notes.value += enter;}document.racunalo.zadatak.focus();}function scifix(x) {var kut = new Array("numauto", "numsci", "numfix");document.getElementById(kut[asf]).style.color = '#ccc';asf = x;var broj = document.racunalo.oldrezultat.value;switch(x) {case 1:document.getElementById('numsci').style.color = '#000';if (decimala == 14) {document.racunalo.notes.value += "[sci]";}else {document.racunalo.notes.value += "[sci" + decimala + "]";}break;    case 2:document.getElementById('numfix').style.color = '#000';document.racunalo.izaZareza.options[2].selected = true;if (decimala == 14) {decimala = 2;document.racunalo.notes.value += "[fix2]";}else {document.racunalo.notes.value += "[fix" + decimala + "]";}break;default:document.getElementById('numauto').style.color = '#000';document.racunalo.izaZareza.options[14].selected = true;document.racunalo.notes.value += "[auto]";decimala = 14;}if (broj != "0" && broj != "") {izgledbroja(broj)}document.racunalo.zadatak.focus();}function raddeg(x) {var kut = new Array("numrad", "numdeg", "numgrad");document.getElementById(kut[rdg]).style.color = "#ccc";rdg = x;document.getElementById(kut[x]).style.color = "#000";document.racunalo.zadatak.focus();}function seplk() {var broj = document.racunalo.oldrezultat.value;if (document.getElementById('seplk').checked) {document.getElementById('seplk').checked = false;sep1000 = 0;}else {document.getElementById('seplk').checked = true;sep1000 = 1;}if (broj.length > 3) {izgledbroja(broj)}}function izgledbroja(broj) {var nule = "000000000000000";var minus = "";if (broj.charAt(0) == "-") {minus = "-";}if (asf == 2) {if (Math.eval(broj+"*"+minus+"1-1e-"+decimala) < 0) {broj = "0"}}var eplace = broj.indexOf("e");if (eplace > 0) {var x = broj.substring(0, eplace);var y = broj.substring(eplace);}else if (asf == 1) {var x = parseFloat(broj) * 1E50;broj = x.toString();eplace = broj.indexOf("e");x = broj.substring(0, eplace);var y = broj.substring(eplace+1);y = parseInt(y) - 50;y = "e" + y;}else {var x = broj;var y = "";}var oplace = broj.indexOf(".");broj = parseInt(x);if (oplace == -1) {x = "0";} {x = "0" + x.substring(oplace);}x = parseFloat(x);with (Math) {x = round(x * pow(10,decimala)) / pow(10,decimala);broj = abs(broj) + x;}x = broj.toString();oplace = x.indexOf(".");//document.racunalo.notes.value += enter + "oplace_1 = " + oplace;if (oplace == 0) {broj = "0" + x + nule.substring(0, decimala);}else if (oplace > 0) {x = x.concat(nule);broj = x.substring(0, oplace);broj += x.substring(oplace, oplace+decimala+1);}else {broj = x + "." + nule.substring(0, decimala);}if (decimala == 14) {broj = parseFloat(broj)}broj = minus.concat(broj, y);//PROBA   POCETAKif (sep1000) {//document.racunalo.notes.value += enter + "separator_1 = " + broj;var rezultat = "";var strexp = "";oplace = broj.indexOf('.');//if (oplace == -1) {oplace = 0;}eplace = broj.indexOf('e');if (eplace == -1) {eplace = broj.length;} {strexp = broj.substring(eplace);}var tri = 0;for (var i=oplace+1; i<eplace; i++) {tri += 1;if (tri == 3) {rezultat += broj.charAt(i) + " ";tri = 0;}else {rezultat += broj.charAt(i);}}rezultat += strexp//document.racunalo.notes.value += enter + "separator_2 = " + rezultat;if (oplace > -1) {rezultat = "." + rezultat;tri = 0;for (var i=oplace-1; i>=0; i--) {if (tri == 3) {rezultat = broj.charAt(i) + " " + rezultat;tri = 0;}else {rezultat = broj.charAt(i) + rezultat;}tri += 1;}}rezultat = rezultat.replace("- ", "-");broj = rezultat;//document.racunalo.notes.value += enter + "separator_3 = " + rezultat;}//PROBA   KRAJdocument.racunalo.rezultat.value = broj;document.racunalo.notes.value += " = " + broj + enter;return broj;}function zaokruzi_new(ebroj) {// max 16 decimala//var n=16;var x=ebroj.toExponential(decimala);document.racunalo.notes.value += enter + "toExponential = " + x + enter;var x=ebroj.toPrecision(decimala);document.racunalo.notes.value += "toPrecision = " + x + enter;var x=ebroj.toFixed(decimala);document.racunalo.notes.value += "toFixed = " + x + enter;document.racunalo.rezultat.value = x;document.racunalo.notes.value += " = " + x + enter;}function vidi(me) {//if (document.getElementById) {stanje = (document.getElementById(me).style.display == 'block') ? 'none' : 'block';document.getElementById(me).style.display = stanje;//document.getElementById(me).style.visibility = stanje//}}//Eni Generalic, Split, Create: 1999/10/14; Update: 2008/03/01// Copyright © 2008 by EniG.</script>


HTML
<div id="calc4chem"><!--/*     This script downloaded from www.JavaScriptBank.com     Come to view and download over 2000+ free javascript at www.JavaScriptBank.com*/--><!-- BEGIN  calc4chem --><form action="http://www.periodni.com" name="racunalo"><input type="hidden" name="oldrezultat" value=""><input type="hidden" name="memorija" value="Memory recall"><div id="kalkulator"><div class="displej"><input type="text" name="numauto" value="AUTO" id="numauto" onfocus="ascifix[0].click()"><input type="text" name="numsci" value="SCI" id="numsci" onfocus="ascifix[1].click()"><input type="text" name="numfix" value="FIX" id="numfix" onfocus="ascifix[2].click()"><input type="text" name="nummem" value="MEM" id="nummem" onfocus="MS.click()"><input type="text" name="numrad" value="RAD" id="numrad" onfocus="stupnjevi[0].click()"><input type="text" name="numdeg" value="DEG" id="numdeg" onfocus="stupnjevi[1].click()"><input type="text" name="numgrad" value="GRAD" id="numgrad" onfocus="stupnjevi[2].click()"><input type="text" name="upit" value="Problem" onClick="this.select()" class="upit"><input type="text" name="rezultat" value="Solution" onClick="this.select()" class="rezultat"></div><div class="zadatak"><input type="text" name="zadatak" value="" onKeyDown="if (event.keyCode==13) {enter.click()}" class="unos"></div><input type="button" name="cls" value="Cls" title="Clear" onClick="memory(3)" class="cls"><div class="tipkovnica"><input type="button" name="sqrt" value="√¯" title="Square root" onClick="izracunaj(3)" class="b11"><input type="button" name="root" value="y√¯x" title="Root" onClick="izracunaj(22)" class="b12"><input type="button" name="ln" value="ln" title="Natural logarithm" onClick="izracunaj(5)" class="b13"><input type="button" name="log" value="log" title="Common logarithm" onClick="izracunaj(8)" class="b14"><input type="button" name="tan" value="tan" title="Tangent" onClick="izracunaj(14)" class="b15"><input type="button" name="atan" value="atan" title="Arc tangent" onClick="izracunaj(10)" class="b16"><input type="button" name="kvadrat" value="x²" title="Square" onClick="izracunaj(2)" class="b21"><input type="button" name="potencija" value="x^y" title="Power" onClick="izracunaj(21)" class="b22"><input type="button" name="aln" value="e^x" title="Natural antilogarithm" onClick="izracunaj(6)" class="b23"><input type="button" name="alog" value="10^x" title="Common antilogarithm" onClick="izracunaj(9)" class="b24"><input type="button" name="cos" value="cos" title="Cosine" onClick="izracunaj(15)" class="b25"><input type="button" name="acos" value="acos" title="Arc cosine" onClick="izracunaj(11)" class="b26"><input type="button" name="sign" value="+/-" title="Sign change" onClick="izracunaj(4)" class="b31"><input type="button" name="1/x" value="1/x" title="Reciprocal" onClick="izracunaj(7)" class="b32"><input type="button" name="fact" value="x!" title="Factorial" onClick="izracunaj(20)" class="b33"><input type="button" name="postotak" value="%" title="Percent" onClick="izracunaj(17)" class="b34"><input type="button" name="sin" value="sin" title="Sine" onClick="izracunaj(16)" class="b35"><input type="button" name="asin" value="asin" title="Arc sine" onClick="izracunaj(12)" class="b36"><input type="button" name="7" value="7" title="Seven" onClick="dodajBroj(7)" class="b41"><input type="button" name="8" value="8" title="Eight" onClick="dodajBroj(8)" class="b42"><input type="button" name="9" value="9" title="Nine" onClick="dodajBroj(9)" class="b43"><input type="button" name="djeljeno" value="÷" title="Division" onClick="dodajBroj('/')" class="b44"><input type="button" name="MS" value="MS" title="Memory store" onClick="memory(1)" class="b45"><input type="button" name="MR" value="MR" title="Memory recall" onClick="memory(2)" class="b46"><input type="button" name="4" value="4" title="Four" onClick="dodajBroj(4)" class="b51"><input type="button" name="5" value="5" title="Five" onClick="dodajBroj(5)" class="b52"><input type="button" name="6" value="6" title="Six" onClick="dodajBroj(6)" class="b53"><input type="button" name="puta" value="×" title="Multiplication" onClick="dodajBroj('*')" class="b54"><input type="button" name="con" value="Constants" title="Physical Constants" onClick="vidi('konstante'); return false;" class="b55"><input type="button" name="1" value="1" title="One" onClick="dodajBroj(1)" class="b61"><input type="button" name="2" value="2" title="Two" onClick="dodajBroj(2)" class="b62"><input type="button" name="3" value="3" title="Three" onClick="dodajBroj(3)" class="b63"><input type="button" name="minus" value="-" title="Subtraction" onClick="dodajBroj('-')" class="b64"><input type="button" name="lijevo" value="(" title="Parentheses" onClick="dodajBroj('(')" class="b65"><input type="button" name="desno" value=")" title="Parentheses" onClick="dodajBroj(')')" class="b66"><input type="button" name="0" value="0" title="Zero" onClick="dodajBroj(0)" class="b71"><input type="button" name="." value="." title="Decimal point" onClick="dodajBroj('.')" class="b72"><input type="button" name="exp" value="exp" title="Exponent" onClick="dodajBroj('e')" class="b73"><input type="button" name="plus" value="+" title="Addition" onClick="dodajBroj('+')" class="b74"><input type="button" name="enter" value="=" title="Calculate" onClick="izracunaj(1)" class="b75"></div>   <!-- END  tipkovnica --><div id="numformat"><p class="formatnaslov">Number formats</p><div class="formatbr"><div class="automatik"><input type="radio" name="ascifix" checked title="Automatic" onClick="scifix(0)"><a href="javascript:document.racunalo.ascifix[0].click()" onMouseOver="self.status='Automatic'; return true">Auto</a></div><div class="scienc"><input type="radio" name="ascifix" title="Scientific notation" onClick="scifix(1)"><a href="javascript:document.racunalo.ascifix[1].click()" onMouseOver="self.status='Scientific notation'; return true">Sci</a></div><div class="fiksed"><input type="radio" name="ascifix" title="Fixed number of decimal places" onClick="scifix(2)"><a href="javascript:document.racunalo.ascifix[2].click()" onMouseOver="self.status='Fixed number of decimal places'; return true">Fix</a></div><div class="decnaslov">Decimals</div><select name="izaZareza" SIZE="1" onChange="numformat(this.selectedIndex)" class="decimal"><option value="0"> 0 </option><option value="1"> 1 </option><option value="2"> 2 </option><option value="3"> 3 </option><option value="4"> 4 </option><option value="5"> 5 </option><option value="6"> 6 </option><option value="7"> 7 </option><option value="8"> 8 </option><option value="9"> 9 </option><option value="10"> 10 </option><option value="11"> 11 </option><option value="12"> 12 </option><option value="13"> ---- </option><option value="14" selected> auto </option></select><div class="separator"><a href="javascript:seplk()" onMouseOver="self.status='Separator tisu?ica'; return true">1000 separator </a><input type="checkbox" id="seplk" onClick="seplk()"></div></div>   <!-- END  formatbr --><div class="rad"><input type="radio" name="stupnjevi" checked title="Radians" onClick="raddeg(0)"><span class="deg"><a href="javascript:document.racunalo.stupnjevi[0].click()" onMouseOver="self.status='Radians'; return true">Rad </a></span><input type="radio" name="stupnjevi" title="Degrees" onClick="raddeg(1)"><span class="deg"><a href="javascript:document.racunalo.stupnjevi[1].click()" onMouseOver="self.status='Degrees'; return true">Deg </a></span><input type="radio" name="stupnjevi" title="Grads" onClick="raddeg(2)"><span class="deg"><a href="javascript:document.racunalo.stupnjevi[2].click()" onMouseOver="self.status='Grads'; return true">Grad</a></span></div><input type="button" name="close" value="Close" title="Close Form" onClick="memory(4)" class="n4"><div class="n2copy">Copyright © 2008 by Eni Generalic</div></div>   <!-- END  numformat --></div>   <!-- END  racunalo --><div id="biljeska"><textarea name="notes" class="tekstarea">  Calc4Chem - www.periodni.com</textarea><input type="button" name="mode" value="Mode" title="Number formats" onClick="memory(4)" class="n1"><input type="button" name="select" value="Select All" title="Select All" onClick="document.racunalo.notes.select()" class="n2"><input type="reset" name="clear" value="Clear" title="Clear All" onClick="memory(5)" class="n3"></div>   <!-- END  biljeska --><div id="konstante"><div class="constnaslov"><b>PHYSICAL CONSTANTS</b></div><div class="const" onClick="dodajConst(-273.15)"><a href="#">Absolute zero<br>-273.15 °C</a></div><div class="const" onClick="dodajConst(9.80665)"><a href="#">Acceleration of free fall, standard<br>9.80665 m/s<sup>2</sup></a></div><div class="const" onClick="dodajConst(1.6605402e-27)"><a href="#">Atomic mass unit<br>1.6605402×10<sup>-27</sup> kg</a></div><div class="const" onClick="dodajConst(6.0221367e23)"><a href="#">Avogadro constant<br>6.0221367×10<sup>23</sup> 1/mol</a></div><div class="const" onClick="dodajConst(2.718281828)"><a href="#">Base of natural logarithms <br>2.718281828</a></div><div class="const" onClick="dodajConst(1.380658e-23)"><a href="#">Boltzmann constant<br>1.380658×10<sup>-23</sup> J/K</a></div><div class="const" onClick="dodajConst(2.81794092e-15)"><a href="#">Classical electron radius<br>2.81794092×10<sup>-15</sup> m</a></div><div class="const" onClick="dodajConst(9.1093897e-31)"><a href="#">Electron mass<br>9.1093897×10<sup>-31</sup> kg</a></div><div class="const" onClick="dodajConst(5.44617013e-4)"><a href="#">Electron-proton mass ratio<br>5.44617013×10<sup>-4</sup></a></div><div class="const" onClick="dodajConst(1.6021892e-19)"><a href="#">Electronvolt<br>1.6021892×10<sup>-19</sup> J</a></div><div class="const" onClick="dodajConst(1.60217733e-19)"><a href="#">Elementary charge<br>1.60217733×10<sup>-19</sup> C</a></div><div class="const" onClick="dodajConst(96485.309)"><a href="#">Faraday constant<br>96485.309 C/mol</a></div><div class="const" onClick="dodajConst(3.7417749e-16)"><a href="#">First radiation constant<br>3.7417749×10<sup>-16</sup> W m<sup>2</sup></a></div><div class="const" onClick="dodajConst(8.314510)"><a href="#">Molar gas constant<br>8.314510 J/mol K</a></div><div class="const" onClick="dodajConst(0.02241410)"><a href="#">Molar volume<br>(Ideal gas, <i>T</i> = 273.15 K, <i>p</i> = 101.325 kPa)<br>0.02241410 m<sup>3</sup>/mol</a></div><div class="const" onClick="dodajConst(6.67259e-11)"><a href="#">Newtonian constant of gravitation<br>6.67259×10<sup>-11</sup> N m<sup>2</sup>/kg<sup>2</sup></a></div><div class="const" onClick="dodajConst(12.566370614e-7)"><a href="#">Permeability of vacuum<br>12.566370614×10<sup>-7</sup> N/A<sup>2</sup></a></div><div class="const" onClick="dodajConst(8.854187817e-12)"><a href="#">Permittivity of vacuum<br>8.854187817×10<sup>-12</sup> F/m</a></div><div class="const" onClick="dodajConst(3.1415926535897932)"><a href="#">PI<br>3.1415926535897932</a></div><div class="const" onClick="dodajConst(6.6260755e-34)"><a href="#">Planck constants<br>6.6260755×10<sup>-34</sup> J s</a></div><div class="const" onClick="dodajConst(0.01438769)"><a href="#">Second radiation constant<br>0.01438769 m K</a></div><div class="const" onClick="dodajConst(1400)"><a href="#">Solar constant<br>1400 W/m<sup>2</sup></a></div><div class="const" onClick="dodajConst(299792458)"><a href="#">Speed of light in vacuum<br>299792458 m/s</a></div><div class="const" onClick="dodajConst(340)"><a href="#">Speed of sound in air at STP<br>340 m/s</a></div><div class="const" onClick="dodajConst(101325)"><a href="#">Standard pressure<br>101325 Pa</a></div></div>   <!-- END  konstante --></form><div class="crta"></div></div>