show cursor position on x axis

yafitsv/views/olqv.ejs

@@ -1186,13 +1186,13 @@ var SAMPPNGPublishControl = (function (Control) {
         toptitle = "";
       }
       else if (_origin.startsWith("CASA")) {
-        xtitle = "Frequency (Ghz) - " + _specsys;
+        xtitle = "Frequency (GHz) - " + _specsys;
         ytitle = "Flux density (" + _bunit + ")";
 	      coeff = Math.PI / 180. / 4.86e-6;
         toptitle = "B: " + round(_bmaj*coeff, 1) + "x" + round(_bmin*coeff, 1) + " PA " + round(_bpa, 0) + "°";
       }
       else if (_origin.startsWith("GILDAS")) {
-        xtitle = "Frequency (Ghz)";
+        xtitle = "Frequency (GHz)";
         ytitle = "Flux density (" + _bunit + ")";
         toptitle = "";
       }
@@ -1568,6 +1568,7 @@ var SAMPPNGPublishControl = (function (Control) {
                     title: {
                         text: xtitle
                     },
+                    crosshair : true,
                     reversed : true,
                     events: {
                         setExtremes : function(event){ 
@@ -1784,6 +1785,7 @@ var SAMPPNGPublishControl = (function (Control) {
             title: {
                 text: xtitle
             },
+            crosshair : true,
             reversed : false,
         },
         yAxis: {