Aplicativos.: Calculadora

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<div dir="ltr" style="text-align: left;" trbidi="on"><img alt="Calculadora" border="0" class="titulo" src="http://ed.i.uol.com.br/titCalculadoraColDir.gif" title="Calculadora" /><br /><div class="box" id="boxCalculadora"><script language="JavaScript"><!-- var wynik=0, op=0, nowe=0, nowe2=0, done=1, oset=0, kropka, temp; function reset(value) { document.form1.ekran.value = value; wynik = 0, op = 0, nowe = 0, nowe2 = 0; done = 1; oset = 0; } function wspolna(new_temp) { kropka = 1; if(nowe || done) { nowe = 0; done = 0; temp = new_temp; } { if (temp.indexOf(".")!=-1) { kropka=0; } } } function button(ktory,ktory2) { temp = document.form1.ekran.value; if (temp=="Não divisível") { temp=0; reset(0); } if(ktory2=='.') { wspolna('0'); if(kropka==1) { temp += ktory2; document.form1.ekran.value = temp; oset = 0; } } if(ktory>=0 && ktory<=9) { wspolna(''); if(temp==0 && kropka==1) temp=''; temp += ktory; document.form1.ekran.value = temp; oset = 1; } if(ktory2=='-' || ktory2=='+' || ktory2=='/' || ktory2=='*') { if(nowe) op = ktory2 else { if(!nowe2) { op = ktory2; wynik = temp; nowe2=1; } else { wynik = eval(wynik + op + temp); op = ktory2; document.form1.ekran.value = wynik; } oset=0; nowe = 1; } } if(ktory2=='1/x' ) { if(temp==0){ wynik = "Não divisível"; } else { wynik = eval(1 / temp); } reset(wynik); } if(ktory2=='sqrt') { wynik = Math.sqrt(temp); reset(wynik); } if(ktory2=='quadrado') { wynik = Math.pow(temp,2); reset(wynik); } if(ktory2=='exp' ) { wynik = Math.exp(temp) ; reset(wynik); } if(ktory2=='+/-') document.form1.ekran.value = eval(-temp); if(ktory2=='=' && temp==0 && op=='/'){ reset("Não divisível"); return false; } if(ktory2=='=' && oset && op!='0') reset(eval(wynik + op + temp)); if (ktory2=='C') reset(0); if(document.form1.ekran.value[0] == '.') document.form1.ekran.value = '0' + document.form1.ekran.value; } //--></script> <br /><form name="form1"><table border="0" cellpadding="0" cellspacing="1"> <tbody><tr align="center"> <td colspan="4"><input class="visor" name="ekran" type="text" value="0" /></td> <td height="19"><input class="c" name="C" onclick="button(11,'C')" title="apagar" type="button" value=" C " /></td> </tr><tr align="center"> <td width="20%"><input name="7" onclick="button(7 ,'')" type="button" value="7" /></td> <td width="20%"><input name="8" onclick="button(8 ,'')" type="button" value="8" /></td> <td width="20%"><input name="9" onclick="button(9 ,'')" type="button" value="9" /></td> <td width="20%"><input class="operador" name="/" onclick="button(11,'/')" type="button" value="/" /></td> <td width="20%"><input name="sqrt" onclick="button(11,'sqrt')" title="raiz quadrada" type="button" value="V¯¯" /></td> </tr><tr align="center"> <td><input name="4" onclick="button(4,'')" type="button" value="4" /></td> <td><input name="5" onclick="button(5,'')" type="button" value="5" /></td> <td><input name="6" onclick="button(6,'')" type="button" value="6" /></td> <td><input class="operador" name="*" onclick="button(11,'*')" type="button" value="*" /></td> <td><input name="quadrado" onclick="button(11,'quadrado')" title="elevado ao quadrado" type="button" value="^2" /></td> </tr><tr align="center"> <td><input name="1" onclick="button(1,'')" type="button" value="1" /></td> <td><input name="2" onclick="button(2,'')" type="button" value="2" /></td> <td><input name="3" onclick="button(3,'')" type="button" value="3" /></td> <td><input class="operador" name="-" onclick="button(11,'-')" type="button" value="-" /></td> <td><input name="1/x" onclick="button(11,'1/x')" title="fração" type="button" value="1/x " /></td> </tr><tr align="center"> <td><input name="0" onclick="button(0,'')" type="button" value="0" /></td> <td><input name="+/-" onclick="button(11,'+/-')" title="trocar sinal" type="button" value="+/-" /></td> <td><input name="." onclick="button(11,'.')" type="button" value="," /></td> <td><input class="operador" name="+" onclick="button(11,'+')" type="button" value="+" /></td> <td><input class="operador" name="=" onclick="button(11,'=')" type="button" value="=" /></td> </tr></tbody></table></form><ul><li><a href="http://click.uol.com.br/?rf=educacao_coldir_calc&u=http://downloads.uol.com.br/windows/educativos/calc9853.jhtm" target="_blank">Fazer download de calculadora científica</a></li></ul></div></div>
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