" );
if ( lang == 'ru' ) text = 'Посчитать';
else text = 'Convert';
var j = 0;
for ( var i = 0; i < unitsArray.length; i++ ) {
if ( group != unitsArray[i].group ) {
group = unitsArray[i].group;
writeln ( "
" +
"
" + group + "
");
writeln ( "
");
while ( mainArray[j] != unitsArray[i].group ) {
j++;
}
if ( mainArray[++j] != "" )
writeln ( "
" + unitsArray[i].title );
if ( unitsArray[i].sign != '-' ) {
writeln ( " (" + unitsArray[i].sign + ") " );
}
writeln ( star );
star = '
';
writeln ( "
" );
}
writeln ( "
" );
writeln ( "
" );
if ( star1 ) {
writeln ( "
*" +
( lang == 'ru' ?
" Величина не имеет точного значения. Используется приближенное." :
" The value is approximate. The unit does not have an exact value. " ) +
"
"
);
}
if ( star2 ) {
writeln ( "
**" +
( lang == 'ru' ?
" К сожалению, нам неизвестно точное значение этой величины." +
" Если Вы обладаете такой информацией, пожалуйста, сообщите нам " +
"ее источник." :
" The value is approximate. We do not know the exact value of this unit." +
" Would you have such information we'll appreciate if you kindly share it with us." ) +
"
"
);
}
writeln ( "
" );
}
}
function addCoeff () {
for ( var i = 0; i < coeffArray.length-2; i += 3 ) {
var k = 0, l = 0;
for ( var j = 0; j < unitsArray.length; j++ ) {
( unitsArray[j].name == coeffArray[i] ) ? k = j :
( ( unitsArray[j].name == coeffArray[i+1] ) ? l = j : 1 );
}
unitsArray[k].coef[coeffArray[i+1]] = coeffArray[i+2];
unitsArray[l].coef[coeffArray[i]] = 1/coeffArray[i+2];
}
}
function checkNum(str, val) {
var text;
if ( lang == 'ru' ) text = "Введите, пожалуйста, правильное число!";
else text = "Please enter a valid number!";
for (var i=0; i "9")) {
alert(text);
document.forms["main"][val].focus ();
document.forms["main"][val].select ();
return false;
}
}
return true;
}
function roundOffSig ( value, precision ) {
precision = parseInt(precision);
var result;
value = String(value);
var shift;
var expPart = '';
var signPart = '';
if ( value.indexOf( "e" ) != -1 ) {
expPart = value.substring( value.indexOf( "e" ), value.length );
value = value.substring( 0, value.indexOf( "e" ) );
}
else {
if ( value.indexOf( "E" ) != -1 ) {
expPart = value.substring( value.indexOf( "E" ), value.length );
value = value.substring( 0, value.indexOf( "e" ) );
}
if ( value.substring( 0, 1 ) == '-' ) {
signPart = '-';
value = value.substring( 1, value.length);
}
// alert ("value=" + value + "\nexpPart=" + expPart);
}
if ( parseFloat(value) >= 1.0 ) {
var point = value.indexOf( "." );
if ( point == -1 ) {
point = value.length;
}
shift = point-precision;
}
else {
var notNull=String(value).lastIndexOf ( '.' ) + 1;
while ( String(value).charAt ( notNull ) == '0' ) {
notNull++;
}
notNull -= 2;
shift = -(precision+notNull);
}
result = Math.round(value/Math.pow(10, shift));
if ( shift >=0 ) {
for ( var i=1; i<=shift; i++ ) {
result += '0';
}
}
else {
result += '';
if ( result.length+shift>0 ) {
result = result.substring ( 0, result.length+shift ) + '.' + result.substring ( result.length+shift, result.length );
}
else {
var result1 = '0.';
for ( var i=-1; i>=result.length+shift; i-- ) {
result1 += '0';
}
result = result1 + result;
}
while ( result.charAt(result.length-1) == '0' ) {
result = result.substring ( 0, result.length-1 );
}
if ( result.charAt(result.length-1) == '.' ) {
result = result.substring ( 0, result.length-1 );
}
}
// if ( result <= 0 && result >= 0 ) expPart = '';
result = signPart + result + expPart;
return result;
}
function compute ( val ) {
if ( !currentUnit || !currentValue ) return;
if ( currentValue && checkNum ( currentValue, val ) ) {
if ( val.indexOf ( "_" ) != -1 ) {
var func = val.substring ( val.indexOf( "_" ) + 1, val.length ) + "('" + val +"')";
eval ( func );
return;
}
for ( var i = 0; i < unitsArray.length; i++ ) {
if ( val == unitsArray[i].name ) break;
}
for ( var j in unitsArray[i].coef ) {
// document.forms["main"][j].value = unitsArray[i].coef[j]*document.forms["main"][val].value;
document.forms["main"][j].value = roundOffSig ( unitsArray[i].coef[j]*currentValue, document.forms["main"].signFig.selectedIndex+1 );
}
document.forms["main"][val].value = roundOffSig ( currentValue, document.forms["main"].signFig.selectedIndex+1 );
}
}
function currentCompute ( name, value ) {
if ( oldValue == value ) return;
currentUnit = name;
currentValue = value;
compute ( name );
}
function tempr ( val ) {
var text;
if ( lang == 'ru' ) text = "Это невозможно по законам природы!";
else text = "This is impossible due to laws of nature!";
if ( val == 'celsius_tempr' ) {
if ( Number(currentValue) < -273.15 ) {
alert (text);
document.forms["main"][val].focus ();
document.forms["main"][val].select ();
return false;
}
document.forms["main"].farenheit_tempr.value = roundOffSig ( currentValue*1.8+32, document.forms["main"].signFig.selectedIndex+1 );
document.forms["main"].kelvin_tempr.value = roundOffSig ( Number(currentValue)+273.15, document.forms["main"].signFig.selectedIndex+1 );
document.forms["main"].reaumur_tempr.value = roundOffSig ( currentValue*0.8, document.forms["main"].signFig.selectedIndex+1 );
document.forms["main"].rankin_tempr.value = roundOffSig ( currentValue*1.8+491.67, document.forms["main"].signFig.selectedIndex+1 );
}
if ( val == 'farenheit_tempr' ) {
if ( Number(currentValue) < -459.67 ) {
alert (text);
document.forms["main"][val].focus ();
document.forms["main"][val].select ();
return false;
}
document.forms["main"].celsius_tempr.value = roundOffSig ( (currentValue-32)/1.8, document.forms["main"].signFig.selectedIndex+1 );
document.forms["main"].kelvin_tempr.value = roundOffSig ( (Number(currentValue)+459.67)/1.8, document.forms["main"].signFig.selectedIndex+1 );
document.forms["main"].reaumur_tempr.value = roundOffSig ( (currentValue-32)/2.25, document.forms["main"].signFig.selectedIndex+1 );
document.forms["main"].rankin_tempr.value = roundOffSig ( Number(currentValue)+459.67, document.forms["main"].signFig.selectedIndex+1 );
}
if ( val == 'kelvin_tempr' ) {
if ( Number(currentValue) < 0 ) {
alert (text);
document.forms["main"][val].focus ();
document.forms["main"][val].select ();
return false;
}
document.forms["main"].celsius_tempr.value = roundOffSig ( Number(currentValue)-273.15, document.forms["main"].signFig.selectedIndex+1 );
document.forms["main"].farenheit_tempr.value = roundOffSig ( currentValue*1.8-459.67, document.forms["main"].signFig.selectedIndex+1 );
document.forms["main"].reaumur_tempr.value = roundOffSig ( (Number(currentValue)-273.15)*0.8, document.forms["main"].signFig.selectedIndex+1 );
document.forms["main"].rankin_tempr.value = roundOffSig ( Number(currentValue)*1.8, document.forms["main"].signFig.selectedIndex+1 );
}
if ( val == 'reaumur_tempr' ) {
if ( Number(currentValue) < -218.52 ) {
alert (text);
document.forms["main"][val].focus ();
document.forms["main"][val].select ();
return false;
}
document.forms["main"].celsius_tempr.value = roundOffSig ( currentValue*1.25, document.forms["main"].signFig.selectedIndex+1 );
document.forms["main"].farenheit_tempr.value = roundOffSig ( currentValue*2.25+32, document.forms["main"].signFig.selectedIndex+1 );
document.forms["main"].kelvin_tempr.value = roundOffSig ( currentValue*1.25+273.15, document.forms["main"].signFig.selectedIndex+1 );
document.forms["main"].rankin_tempr.value = roundOffSig ( currentValue*2.25+491.67, document.forms["main"].signFig.selectedIndex+1 );
}
if ( val == 'rankin_tempr' ) {
if ( Number(currentValue) < 0 ) {
alert (text);
document.forms["main"][val].focus ();
document.forms["main"][val].select ();
return false;
}
document.forms["main"].celsius_tempr.value = roundOffSig ( (currentValue-491.67)/1.8, document.forms["main"].signFig.selectedIndex+1 );
document.forms["main"].farenheit_tempr.value = roundOffSig ( Number(currentValue)-459.67, document.forms["main"].signFig.selectedIndex+1 );
document.forms["main"].kelvin_tempr.value = roundOffSig ( currentValue/1.8, document.forms["main"].signFig.selectedIndex+1 );
document.forms["main"].reaumur_tempr.value = roundOffSig ( (currentValue-491.67)/2.25, document.forms["main"].signFig.selectedIndex+1 );
}
if ( document.forms["main"].kelvin_tempr.value == 0 || document.forms["main"].rankin_tempr.value == 0 ) {
document.forms["main"].kelvin_tempr.value = 0;
document.forms["main"].rankin_tempr.value = 0;
}
}