\n"; echo " \n"; echo " \n"; echo "

" . $GETtitle . " Linear Trendline

\n"; ?>
Another linear trendline? ' . "\n " . " function later() { \n" . ' var datalineprefix = " "; ' . "\n"; echo ' var datalinesuffix = ""; ' . "\n"; echo ' var extra = ""; ' . "\n"; echo ' var thisline = 1; ' . "\n"; echo ' var totalleft = 100.0; ' . "\n"; echo ' var title = prompt("Enter Linear Trendline Title", "Age of sugar maples vs. trunk diameter, in inches"); ' . "\n"; echo ' if (title != null) { ' . "\n"; echo ' var task = prompt("Enter Horizontal Axis Title", "Diameter"); ' . "\n"; echo ' var desc = prompt("Enter Vertical Axis Title", "Age"); ' . "\n"; echo ' var datac = ""; ' . "\n"; echo ' var sq = "' . "'" . '"; ' . "\n"; echo ' datalineprefix = prompt("Enter " + task + " Value " + thisline, "0"); ' . "\n"; echo ' while (datalineprefix.length != 0 && (desc.indexOf("ercent") == (0 - 1) || desc.indexOf(" ercent ") != (0 - 1) || (desc.indexOf("ercent") != (0 - 1) && totalleft > 0))) { ' . "\n"; echo ' if (datalinesuffix.length != 0) datalineprefix = prompt("Enter " + task + " Value " + thisline + " (for no more hit Cancel button)", ""); ' . "\n"; echo ' if (datalineprefix == null) { ' . "\n"; echo ' datalineprefix = ""; ' . "\n"; echo ' totalleft = 0; ' . "\n"; echo ' } else if (datalineprefix.length != 0) { ' . "\n"; echo ' extra = ""; ' . "\n"; echo ' if (desc.indexOf("ercent") != (0 - 1) && desc.indexOf(" ercent ") == (0 - 1)) extra = " (for " + totalleft + " enter nothing or hit Cancel button)"; ' . "\n"; echo ' datalinesuffix = prompt("Enter " + desc.replace(" ercent ", "") + " Value " + thisline + extra, "0"); ' . "\n"; echo ' if (datalinesuffix == null && desc.indexOf("ercent") != (0 - 1) && desc.indexOf(" ercent ") == (0 - 1)) datalinesuffix = totalleft; ' . "\n"; echo ' if (datalinesuffix == null) datalinesuffix = "0"; ' . "\n"; echo ' if (datalinesuffix.length == 0) { ' . "\n"; echo ' datalinesuffix = eval(totalleft); ' . "\n"; echo ' totalleft = 0; ' . "\n"; echo ' } else if (eval(totalleft) == eval(datalinesuffix) && desc.indexOf("ercent") != (0 - 1) && desc.indexOf(" ercent ") == (0 - 1)) { ' . "\n"; echo ' totalleft = 0; ' . "\n"; echo ' } else if (eval(datalinesuffix) > eval(totalleft) && desc.indexOf("ercent") != (0 - 1) && desc.indexOf(" ercent ") == (0 - 1)) { ' . "\n"; echo ' datalinesuffix = eval(totalleft); ' . "\n"; echo ' totalleft = 0; ' . "\n"; echo ' } else if (eval(datalinesuffix) > eval(totalleft) && desc.indexOf("ercent") == (0 - 1) && desc.indexOf(" ercent ") == (0 - 1)) { ' . "\n"; echo ' desc = desc + " ercent "; ' . "\n"; echo ' } else { ' . "\n"; echo ' totalleft = eval(totalleft) - eval(datalinesuffix); ' . "\n"; echo ' } ' . "\n"; echo ' datac = datac + ", [" + datalineprefix + "," + datalinesuffix + "] "; ' . "\n"; echo ' thisline++; ' . "\n"; echo ' } ' . "\n"; echo ' } ' . "\n"; echo ' window.location = "./linear_trendline.php?title=" + title + "&task=" + task + "&desc=" + desc.replace(" ercent ", "") + "&data=" + datac; ' . "\n"; echo "} \n" . "} \n" . '' . "\n"; } ?>