&lt;html&gt;<br>&lt;head&gt;<br>&lt;meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /&gt;<br>&lt;script type=text/javascript&gt;<br>  var selsize=1, lssi='', ssi='', shareappend='';<br>  var qs=['https://www.google.com/search?q=How+come+on+Sydney%27s+Cumberland+Plain+so+many+suburbs+have+hills+and+mount+in+their+name%3F&rlz=1C5OZZY_en&oq=How+come+on+Sydney%27s+Cumberland+Plain+so+many+suburbs+have+hills+and+mount+in+their+name%3F&gs_lcrp=EgZjaHJvbWUyBggAEEUYOdIBCTU4ODIxajBqN6gCALACAA&sourceid=chrome&ie=UTF-8','https://www.google.com/search?q=How+come+the+mountains+on+Mars+are+so+much+higher+than+those+on+Earth%3F&rlz=1C5OZZY_en&oq=How+come+the+mountains+on+Mars+are+so+much+higher+than+those+on+Earth%3F&gs_lcrp=EgZjaHJvbWUyBggAEEUYOTIGCAEQIRgKMgcIAhAhGI8CMgcIAxAhGI8C0gEJNDYxMjJqMGo5qAIGsAIB8QXjMtN-TeRC-g&sourceid=chrome&ie=UTF-8','https://www.google.com/search?q=How+come+trout+sometimes+swim+backwards+over+waterfalls+in+rivers%3F&rlz=1C5OZZY_en&oq=How+come+trout+sometimes+swim+backwards+over+waterfalls+in+rivers%3F&gs_lcrp=EgZjaHJvbWUyBggAEEUYOTIHCAEQIRiPAjIHCAIQIRiPAtIBCjEzNjYyM2owajmoAgawAgHxBWrtIYC2bjl3&sourceid=chrome&ie=UTF-8','https://www.google.com/search?q=How+come+in+English+how+come+is+used+instead+of+why%3F&rlz=1C5OZZY_en&oq=How+come+in+English+how+come+is+used+instead+of+why%3F&gs_lcrp=EgZjaHJvbWUyBggAEEUYOdIBCTIzNTA2ajBqOagCBrACAfEFhwf_6Ho6es0&sourceid=chrome&ie=UTF-8','https://www.google.com/search?q=How+come+our+reflection+is+upside+down+looking+into+a+spoon%3F&rlz=1C5OZZY_en&oq=How+come+our+reflection+is+upside+down+looking+into+a+spoon%3F&gs_lcrp=EgZjaHJvbWUyBggAEEUYOTIJCAEQIRgKGKABMgkIAhAhGAoYoAEyCQgDECEYChigAdIBCTI2MzEyajBqN6gCALACAA&sourceid=chrome&ie=UTF-8']; //,'https://www.google.com/search?q=How+come+the+Barmy+Army+can+get+the+time+off+work+for+a+cricket+tour%3F&sca_esv=7f3205b42edbd4d3&rlz=1C5OZZY_en&sxsrf=AE3TifNQEyq5NMRUiEI6VpoECMtTzCb7ow%3A1765074195740&ei=E-U0acXZLIGRseMPx_CtkAE&ved=0ahUKEwiFr8HjtaqRAxWBSGwGHUd4CxIQ4dUDCBE&uact=5&oq=How+come+the+Barmy+Army+can+get+the+time+off+work+for+a+cricket+tour%3F&gs_lp=Egxnd3Mtd2l6LXNlcnAiRUhvdyBjb21lIHRoZSBCYXJteSBBcm15IGNhbiBnZXQgdGhlIHRpbWUgb2ZmIHdvcmsgZm9yIGEgY3JpY2tldCB0b3VyP0jykwNQ5A1YgrkBcAF4AZABAJgB_AGgAdFRqgEGMC40Ny45uAEDyAEA-AEBmAIxoAL7ScICBxAjGLADGCfCAgoQABiwAxjWBBhHwgIFEAAYgATCAgUQLhiABMICBhAAGBYYHsICCBAAGIAEGKIEwgILEAAYgAQYhgMYigXCAgUQABjvBcICBBAhGBXCAgUQIRifBcICBRAhGKABwgIHECEYoAEYCsICBBAhGAqYAwCIBgGQBgmSBwcxLjM1LjEzoAfR0AGyBwcwLjM1LjEzuAfqScIHCTAuMzEuMTcuMcgHnQGACAA&sclient=gws-wiz-serp'];<br>  var shareis=(location.search + ('' + location.hash).replace(/^undefined/g,'').replace(/^null/g,'')).split('share=')[1] ? decodeURIComponent((location.search + ('' + location.hash).replace(/^undefined/g,'').replace(/^null/g,'')).split('share=')[1].split('&')[0]) : '';<br><br>  var collaboration=location.search.split('collaboration=')[1] ? decodeURIComponent(location.search.split('collaboration=')[1].split('&')[0].split('#')[0]) : '';<br>  var collaboratee=collaboration;<br>  <br>  var shareappend='';<br>  <br>  var collaborateurl=document.URL.split('?')[0].split('#')[0];<br>  <br>  // subject line to say something about permanency<br>  <br>function resetopts() {<br>     try {<br>               window.sessionStorage.removeItem('how_come_personal');<br>     } catch(ghrfd) { }<br>     try {<br>               window.localStorage.removeItem('how_come_personal');<br>     } catch(ghfd) { }<br>     <br>     location.href=document.URL.split('?')[0].split('#')[0];<br>}<br><br>function presendto(newones) {<br>    if (collaboratee.indexOf(',') != -1) {<br>     if (collaborateurl.indexOf('collaboration=') == -1) {<br>       collaborateurl+='?collaboration=' + encodeURIComponent(collaboratee);<br>     }<br>     collaboration=collaboratee;<br>    }<br>    sendto(collaboratee, 'How Come ? ... my question(s)' + (collaborateurl.indexOf('?') != -1 ? ' and new question(s)' : '') + ' follow ...',  (newones == '' ? collaborateurl : newones + String.fromCharCode(10) + String.fromCharCode(10) + collaborateurl));<br>}<br><br>function sendto(collaborate, subj, bodbit) {<br>  var andbytheway='', sfrom='youllneverfindthis', sto='youllneverfindthis';<br>  if ((encodeURIComponent('|') + shareappend + encodeURIComponent('|')).indexOf(encodeURIComponent((' |'))) != -1) {<br>    sfrom='?';<br>    sto='? ... please note some entries will be remembered on the web browser you navigate onto ... ';<br>  }<br>  if (collaborate.indexOf('@') != -1) {<br>                anchor = document.createElement('a');<br>                anchor.href = 'mailto:' + (collaborate.trim()) + '?subject=' + encodeURIComponent(subj.replace(sfrom,sto)) + '&body=' + encodeURIComponent(bodbit + (shareappend == '' ? '' : '#share=' + shareappend));<br>                anchor.style.display='none';<br>                document.body.appendChild(anchor);<br>                anchor.innerHTML='Email';<br>                anchor.target='_top';<br>                anchor.click();<br>  } else if (collaborate.trim() != '' && collaborate.trim().split(',')[0].replace(/0/g,'').replace(/1/g,'').replace(/2/g,'').replace(/3/g,'').replace(/4/g,'').replace(/5/g,'').replace(/6/g,'').replace(/7/g,'').replace(/8/g,'').replace(/9/g,'') == '') {<br>                anchor = document.createElement('a');<br>                anchor.href = 'sms:' + (collaborate.trim()) + '&body=' + encodeURIComponent(bodbit + (shareappend == '' ? '' : '#share=' + shareappend));<br>                anchor.style.display='none';<br>                anchor.innerHTML='SMS';<br>                anchor.target='_top';<br>                anchor.click();<br>  }<br>}<br><br>function collaborate() {<br>  if (collaboratee.trim() == '') {<br>   collaboratee=prompt('Enter email address or SMS number to collaborate with (and optionally comma separate your email address for more interaction possibilities regarding your own questions)?', '');<br>   if (collaboratee == null) { collaboratee=''; }<br>   if (collaboratee.indexOf(',') != -1) {<br>     collaborateurl+='?collaboration=' + encodeURIComponent(collaboratee);<br>     collaboration=collaboratee;<br>   }<br>  }<br>  if (collaboratee.indexOf(',') != -1) {<br>     if (collaborateurl.indexOf('collaboration=') == -1) {<br>       collaborateurl+='?collaboration=' + encodeURIComponent(collaboratee);<br>     }<br>     collaboration=collaboratee;<br>  }<br>  sendto(collaboratee, 'How come ?', collaborateurl);<br>}<br><br>  <br>  function setsize() {<br>    if (document.getElementById('mysel')) {<br>      for (var iqs=0; iqs&lt;qs.length; iqs++) {<br>         document.getElementById('mysel').innerHTML+='&lt;option value="' + qs[iqs] + '"&gt;' + decodeURIComponent(qs[iqs].split('q=')[1].split('&')[0].split('#')[0]).replace(/\+/g,' ').replace(/^How\ come\ /g,'').replace(/\?$/g,'') + '&lt;/option&gt;';<br>         selsize++;<br>      }<br>      document.getElementById('mysel').size=selsize;<br>    }<br>    ssi=decodeURIComponent(('' + window.sessionStorage.getItem('how_come_personal')).replace(/^undefined/g,'').replace(/^null/g,''));<br>    lssi=decodeURIComponent(('' + window.localStorage.getItem('how_come_personal')).replace(/^undefined/g,'').replace(/^null/g,''));<br>    if (ssi.trim() != '' && lssi.trim() != '') {<br>      document.getElementById('reset').style.display='inline';<br>      if (shareappend == '') {<br>         shareappend=encodeURIComponent(ssi + '|' + lssi);<br>      } else if (encodeURIComponent(('|' + shareappend + '|')).indexOf(encodeURIComponent(('|' + ssi + '|' + lssi + '|'))) == -1) {<br>         shareappend+=encodeURIComponent('|' + ssi + '|' + lssi);<br>      }<br>      ask(ssi + '|' + lssi);<br>    } else if (ssi.trim() != '') {<br>      document.getElementById('reset').style.display='inline';<br>      if (shareappend == '') {<br>         shareappend=encodeURIComponent(ssi);<br>      } else if (encodeURIComponent(('|' + shareappend + '|')).indexOf(encodeURIComponent(('|' + ssi + '|'))) == -1) {<br>         shareappend+=encodeURIComponent('|' + ssi);<br>      }<br>      ask(ssi);<br>    } else if (lssi.trim() != '') {<br>      document.getElementById('reset').style.display='inline';<br>      if (shareappend == '') {<br>         shareappend=encodeURIComponent(lssi);<br>      } else if (encodeURIComponent(('|' + shareappend + '|')).indexOf(encodeURIComponent(('|' + lssi + '|'))) == -1) {<br>         shareappend+=encodeURIComponent('|' + lssi);<br>      }<br>      ask(lssi);<br>    }<br>    if (shareis != '') {<br>      document.getElementById('reset').style.display='inline';<br>      if (shareappend == '') {<br>         shareappend=encodeURIComponent(shareis);<br>      } else if (encodeURIComponent(('|' + shareappend + '|')).indexOf(encodeURIComponent(('|' + shareis + '|'))) == -1) {<br>         shareappend+=encodeURIComponent('|' + shareis);<br>      }<br>      ask(shareis);<br>    }<br>  }<br><br>  function process(osel) {<br>   if (osel.value.trim() != '') {<br>    window.open(osel.value,'_blank','left=0,top=' + eval(0.56 * screen.height) + ',width=' + screen.width + ',height=' + eval(0.43 * screen.height));<br>   } else {<br>    ask('');<br>   }<br>  }<br><br>  function ask(defans) {<br>    var qis='', dolast=false, isp=false, newopt='', pststr='';<br>    var defarr=defans.split('|');<br>    for (var idef=0; idef&lt;defarr.length; idef++) {<br>    qis=defarr[idef];<br>    if (qis == '') {<br>    isp=true;<br>    qis=prompt('Your question is?  Append a space to remember on this browser from here on.', 'How come ?');<br>    }<br>    if (qis != null) {<br>     qis=qis.replace('How come ?',''); //.trim();<br>     if (qis.trim() != '') {<br>         if (2 == 2) {<br>           if (isp) {<br>             if (ssi == '') {<br>               document.getElementById('reset').style.display='inline';<br>               if (qis.slice(-1).replace(' ','') == '' && lssi == '') {<br>               lssi=qis;<br>               window.localStorage.setItem('how_come_personal', encodeURIComponent(lssi));<br>               } else if (qis.slice(-1).replace(' ','') == '' && lssi != '') {<br>               window.localStorage.removeItem('how_come_personal');<br>               if (('|' + lssi + '|').indexOf('|' + qis + '|') == -1) { lssi+='|' + qis; }<br>               window.localStorage.setItem('how_come_personal', encodeURIComponent(lssi));<br>               } else { <br>               ssi=qis;<br>               window.sessionStorage.setItem('how_come_personal', encodeURIComponent(ssi));<br>               }<br>             } else {<br>               document.getElementById('reset').style.display='inline';<br>               if (qis.slice(-1).replace(' ','') == '' && lssi == '') {<br>               lssi=qis;<br>               window.localStorage.setItem('how_come_personal', encodeURIComponent(lssi));<br>               } else if (qis.slice(-1).replace(' ','') == '' && lssi != '') {<br>               window.localStorage.removeItem('how_come_personal');<br>               if (('|' + lssi + '|').indexOf('|' + qis + '|') == -1) { lssi+='|' + qis; }<br>               window.localStorage.setItem('how_come_personal', encodeURIComponent(lssi));<br>               } else { <br>               window.sessionStorage.removeItem('how_come_personal');<br>               if (('|' + ssi + '|').indexOf('|' + qis + '|') == -1) { ssi+='|' + qis; }<br>               window.sessionStorage.setItem('how_come_personal', encodeURIComponent(ssi));<br>               }<br>             }<br>           }<br>         } <br>         if (qis.toLowerCase().indexOf('how come ') != 0 && qis.trim().substring(0,1).toLowerCase() == qis.trim().substring(0,1)) {<br>           if (qis.slice(-1).replace(' ','') == '') {<br>           qis='How come ' + qis.trim().replace(/\?$/g,'') + '? ';<br>           } else {<br>           qis='How come ' + qis.trim().replace(/\?$/g,'') + '?';<br>           }<br>           if (isp && collaboratee != '') { if (pststr == '') { pststr=qis; } else { pststr+=String.fromCharCode(10) + qis;  } }<br>         }<br>         newopt='&lt;option value="https://www.google.com/search?q=' + encodeURIComponent(qis) + '"&gt;' + qis.trim().replace(/^How\ come\ /g,'').replace(/\?$/g,'') + '&lt;/option&gt;';<br>         if (document.getElementById('mysel').innerHTML.indexOf(newopt) == -1) {<br>         document.getElementById('mysel').innerHTML+=newopt; //'&lt;option value="https://www.google.com/search?q=' + encodeURIComponent(qis) + '"&gt;' + qis.trim().replace(/^How\ come\ /g,'').replace(/\?$/g,'') + '&lt;/option&gt;';<br>         selsize++;<br>         dolast=true;<br>         }<br>         if (shareappend == '') {<br>         shareappend=encodeURIComponent(qis);<br>         } else if (encodeURIComponent('|' + shareappend + '|').indexOf(encodeURIComponent('|' + qis + '|')) == -1)  {<br>         shareappend+=encodeURIComponent('|' + qis);<br>         }<br>     }<br>    }<br>    }<br>    if (dolast) {<br>         document.getElementById('mysel').value='https://www.google.com/search?q=' + encodeURIComponent(qis);<br>         process(document.getElementById('mysel'));<br>         if (isp && dolast && collaboratee != '') { presendto(pststr);   }<br>    }<br>    document.getElementById('mysel').size=selsize;<br>  }<br>&lt;/script&gt;<br>&lt;body onload=setsize();&gt;<br>&lt;h1&gt;How Come ...&lt;span title="Collaborate?" style=text-decoration:underline;cursor:pointer; onclick=collaborate();&gt;?&lt;/span&gt;&lt;/h1&gt;<br>&lt;h3&gt;RJM Programming - December, 2025 &lt;span onclick=resetopts(); title='Forget remembered options ... go back to default ones only.' id=reset style=cursor:pointer;display:none;&gt;... 🔁&lt;/span&gt;&lt;/h3&gt;<br>&lt;h4&gt;Thanks to &lt;a target=_blank title=Google href='https://www.google.com/'&gt;Google&lt;/a&gt; search engine&lt;/h4&gt;<br>&lt;table&gt;&lt;tr&gt;&lt;th style=text-align:right;text-decoration:underline;cursor:pointer; onclick="ask('');" title='Your own How come ?'&gt;How come&lt;/th&gt;&lt;th&gt;&lt;select id=mysel style=text-align:center; onchange=process(this); size=1&gt;&lt;option value=''&gt; ... &lt;/option&gt;&lt;/select&gt;&lt;/th&gt;&lt;th&gt;?&lt;/th&gt;&lt;/tr&gt;<br>&lt;/body&gt;<br>&lt;/html&gt;<br><br>