<!DOCTYPE html> <html> <head> <title>DIY Radiation</title> <style> body { background-image: url("static/chalk.jpg"); } h2 { font: bold 24px arial, sans-serif; } h4 { font: bold 16px arial, sans-serif; } .mainContainer { width: 750px; text-align: center; margin: auto; } .datetime { font: bold 22px arial, sans-serif; padding: 20px; } .rowContainer { display: table; width: 100%; } .currentDataCell { width: 50%; font: bold 20px arial, sans-serif; text-align: center; display: table-cell; vertical-align: middle; } .dataItems { padding: 2px; text-align: left; line-height: 130%; display: inline-block; vertical-align: top; } .chartContainer { padding: 2px; } img.chart { width:100%; } .notes { font: 17px arial, sans-serif; text-align: left; padding: 10px; } span.chartNav { margin: auto; } ul.chartNav { list-style-type: none; margin: 10px; padding: 0; overflow: hidden; background-color: #bbb; text-align: center; } li.chartNav { display: inline-block; font: bold 18px arial, sans-serif; color: black; } text.chartNav:hover { background-color: #333; cursor: pointer; color: white; } text.chartNav { display: inline-block; padding: 8px 12px; } </style> </head> <body onload="main()"> <div class="mainContainer"> <h2>DIY Radiation Monitor</h2> <h4>Albany, Oregon</h4> <div class="datetime"> <text id="date"></text> <text id="time"></text> </div> <div class="rowContainer"> <div class="currentDataCell"> <ins>Current Reading</ins><br><br> <div class="dataItems"> Counts per minute:<br> Counts per second:<br> uSv per hour: </div> <div class="dataItems"> <text id="cpm"></text><br> <text id="cps"></text><br> <text id="uSvPerHr"></text> </div> </div> <div class="currentDataCell"> <ins>Radiation Monitor</ins><br><br> <div class="dataItems"> Device:<br> Mode: </div> <div class="dataItems"> <text id="status"></text><br> <text id="mode"></text> </div> </div> </div> <span class="chartNav"> <ul class="chartNav"> <li class="chartNav">Select charts:</li> <li class="chartNav"><text class="chartNav" onclick="show_charts(1)">24 hours</text></li> <li class="chartNav"><text class="chartNav" onclick="show_charts(2)">4 weeks</text></li> <li class="chartNav"><text class="chartNav" onclick="show_charts(3)">12 months</text></li> </ul> </span> <br> <div class="chartContainer"> <img class="chart" id="cpmChart"> </div> <div class="chartContainer"> <img class="chart" id="uSvChart"> </div> <div class="notes"> <b>NOTES:</b> <ul> <li>DIY Radiation Monitor project plans and software available at <a href="https://github.com/fractalxaos/radmon" target="_new"><i>Github.com</i></a>.</li> <li>Project sponsored by <a href="http://www.eugenemakerspace.com" TARGET="_NEW"> <i>Eugene Maker Space</i></a>, Eugene, Oregon.</li> <li>For more information about the effects of radiation on the human body see <a href="https://xkcd.com/radiation/" target="_blank"> Radiation Dose Chart</a> by Randall Monroe.</li> </ul> </div> </div> <br> <script> /* Globals */ var radmonDataUrl = "dynamic/radmonData.js"; var httpRequest = new XMLHttpRequest(); var graphPeriod; function main() { getRadmonData(); show_charts(1); setInterval(getRadmonData, 10000); } function getRadmonData() { httpRequest.onreadystatechange = function() { if (httpRequest.readyState == 4 && httpRequest.status == 200) { var dataArray = JSON.parse(httpRequest.responseText); displayData(dataArray[0]); } }; httpRequest.open("POST", radmonDataUrl, true); httpRequest.send(); } function show_charts(n) { graphPeriod = n; getRadmonGraphs(); setInterval(getRadmonGraphs, 300000); } function getRadmonGraphs() { var d = new Date; switch(graphPeriod) { case 1: document.getElementById("cpmChart").src = "dynamic/radGraph1.png?ver=" + d.getTime(); document.getElementById("uSvChart").src = "dynamic/radGraph2.png?ver=" + d.getTime(); break; case 2: document.getElementById("cpmChart").src = "dynamic/radGraph3.png?ver=" + d.getTime(); document.getElementById("uSvChart").src = "dynamic/radGraph4.png?ver=" + d.getTime(); break; case 3: document.getElementById("cpmChart").src = "dynamic/radGraph5.png?ver=" + d.getTime(); document.getElementById("uSvChart").src = "dynamic/radGraph6.png?ver=" + d.getTime(); break; } } function displayData(dataItem) { var timeStamp, date, time, hourminute, status; timeStamp = dataItem.date; date = timeStamp.split(" ")[0]; time = timeStamp.split(" ")[1]; hourminute = time.split(":")[0] + ":" + time.split(":")[1]; localDateObj = new Date(); localTimeZone = localDateObj.getTimezoneOffset() / 60; document.getElementById("date").innerHTML = date; document.getElementById("time").innerHTML = hourminute + " <small>(GMT+" + localTimeZone + ")</small>"; document.getElementById("cpm").innerHTML = dataItem.CPM; document.getElementById("cps").innerHTML = dataItem.CPS; document.getElementById("uSvPerHr").innerHTML = dataItem.uSvPerHr; document.getElementById("mode").innerHTML = dataItem.Mode; status = dataItem.status; document.getElementById("status").innerHTML = status; if (status == "online") { document.getElementById("status").style.color = "green"; } else { document.getElementById("status").style.color = "red"; } } </script> </body> </html>