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SELEZIONA
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sistema internazionale
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costanti fondamentali
unità fondamentali e derivate
tavola periodica
conversione numeri Romani
BROWSER compatibili
: Explorer - Netscape
<head> <script LANGUAGE="JavaScript"> <!-- Original: Dougie Lawson (darkest@attglobal.net) --> <!-- This script and many more are available free online at --> <!-- The JavaScript Math - http://www.themeter.net --> <!-- Begin var LMDate = new Date( document.lastModified ); year = LMDate.getYear(); year = year - 0; if (year < 70) { year += 2000; } if (year < 1000) { year +=1900; } function MyConvert(){ temp = document.romanguy.my_year.selectedIndex; temp2 = document.romanguy.my_year.options[temp].value; document.romanguy.yahoo.value = Roman(temp2); } function Init() { this.length = Init.arguments.length; for ( var i = 0; i < this.length; i++ ) this[ i + 1 ] = Init.arguments[ i ]; } function Roman(number) { if (number < 1000) { alert(number+" is too small\nMinumum value is 1000"); number = 1; } if (number > 5999) { alert(number+" it too big\nMaximum value is 5999"); number = 5999; } var roman_unit = new Init("","I","II","III","IV","V","VI","VII","VIII","IX"); var roman_tens = new Init("","X","XX","XXX","XL","L","LX","LXX","LXXX","XC"); var roman_hund = new Init("","C","CC","CCC","CD","D","DC","DCC","DCCC","CM"); var roman_thou = new Init("","M","MM","MMM","MMMM","MMMMM"); var v = 0; var w = 0; var x = 0; var y = 0; v = ((number - (number % 1000)) / 1000) + 1; number = (number % 1000); w = ((number - (number % 100)) / 100) + 1; number = (number % 100); x = ((number - (number % 10)) / 10) + 1; y = (number % 10) + 1; return (roman_thou[v] + roman_hund[w] + roman_tens[x] + roman_unit[y]); } // End --> </script> </head> <body> <p>Converts a numeric year, such as the year you were born, into Roman Numerals.</p> <form name="romanguy"> <div align="center"><center><table border="1"> <tr> <td align="center">Enter a year: <select name="my_year" size="1"> <option value="1900">1900</option> <option value="1901">1901</option> <option value="1902">1902</option> <option value="1903">1903</option> <option value="1904">1904</option> <option value="1905">1905</option> <option value="1906">1906</option> <option value="1907">1907</option> <option value="1908">1908</option> <option value="1909">1909</option> <option value="1910">1910</option> <option value="1911">1911</option> <option value="1912">1912</option> <option value="1913">1913</option> <option value="1914">1914</option> <option value="1915">1915</option> <option value="1916">1916</option> <option value="1917">1917</option> <option value="1918">1918</option> <option value="1919">1919</option> <option value="1920">1920</option> <option value="1921">1921</option> <option value="1922">1922</option> <option value="1923">1923</option> <option value="1924">1924</option> <option value="1925">1925</option> <option value="1926">1926</option> <option value="1927">1927</option> <option value="1928">1928</option> <option value="1929">1929</option> <option value="1930">1930</option> <option value="1931">1931</option> <option value="1932">1932</option> <option value="1933">1933</option> <option value="1934">1934</option> <option value="1935">1935</option> <option value="1936">1936</option> <option value="1937">1937</option> <option value="1938">1938</option> <option value="1939">1939</option> <option value="1940">1940</option> <option value="1941">1941</option> <option value="1942">1942</option> <option value="1943">1943</option> <option value="1944">1944</option> <option value="1945">1945</option> <option value="1946">1946</option> <option value="1947">1947</option> <option value="1948">1948</option> <option value="1949">1949</option> <option value="1950">1950</option> <option value="1951">1951</option> <option value="1952">1952</option> <option value="1953">1953</option> <option value="1954">1954</option> <option value="1955">1955</option> <option value="1956">1956</option> <option value="1957">1957</option> <option value="1958">1958</option> <option value="1959">1959</option> <option value="1960">1960</option> <option value="1961">1961</option> <option value="1962">1962</option> <option value="1963">1963</option> <option value="1964">1964</option> <option value="1965">1965</option> <option value="1966">1966</option> <option value="1967">1967</option> <option value="1968">1968</option> <option value="1969">1969</option> <option selected value="1970">1970</option> <option value="1971">1971</option> <option value="1972">1972</option> <option value="1973">1973</option> <option value="1974">1974</option> <option value="1975">1975</option> <option value="1976">1976</option> <option value="1977">1977</option> <option value="1978">1978</option> <option value="1979">1979</option> <option value="1980">1980</option> <option value="1981">1981</option> <option value="1982">1982</option> <option value="1983">1983</option> <option value="1984">1984</option> <option value="1985">1985</option> <option value="1986">1986</option> <option value="1987">1987</option> <option value="1988">1988</option> <option value="1989">1989</option> <option value="1990">1990</option> <option value="1991">1991</option> <option value="1992">1992</option> <option value="1993">1993</option> <option value="1994">1994</option> <option value="1995">1995</option> <option value="1996">1996</option> <option value="1997">1997</option> <option value="1998">1998</option> <option value="1999">1999</option> <option value="2000">2000</option> <option value="2001">2001</option> <option value="2002">2002</option> <option value="2003">2003</option> <option value="2004">2004</option> <option value="2005">2005</option> </select></td> </tr> <tr> <td align="center"><input type="button" value="Convert" onClick="MyConvert();"></td> </tr> <tr> <td align="center"><input type="text" size="35" name="yahoo"></td> </tr> <tr> <td align="center"><script language="JavaScript"><!-- document.write('Current year is ' + Roman(year)); // --></script></td> </tr> </table> </center></div> </form> </body>
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(ver. # 23.03.08 )
