fixed bug related to flux scale. Previously the fluxes were plotted at too low...

fixed bug related to flux scale. Previously the fluxes were plotted at too low a level (due to incorrect use of the pady,padx parameters)

speccy.js

@@ -503,7 +503,7 @@ function plotData() {
     ctx.textAlign="center"; 
     var zratio = (1. + znow)/(1. + modelz0);
     var dx_inv = (xsize-padx)/(x1-x0);
-    var dy_inv = (ysize-padx)/(y1-y0);
+    var dy_inv = (ysize-2.*pady)/(y1-y0);
     var dx2_inv = (xsize-padx)*(1.+znow)/(x1-x0);
     ctx.clearRect (0 ,0,canvas.width, canvas.height);
     ctx.strokeStyle = "#000000";
@@ -1134,11 +1134,11 @@ document.body.addEventListener('mousedown', function (evt){
 	var ysize = canvas.height; 
 	if ( mousePos.x >= 0.0 && mousePos.x <= xsize && 
              mousePos.y >= 0.0 && mousePos.y <= ysize ) {
-		 var dx = (x1-x0)/(xsize-padx);
-		 var dy = (y1-y0)/(ysize-2.*pady);
-		 var lobs = (mousePos.x - padx1)*dx + x0;
-		 var flux  = (ysize - mousePos.y - pady)*dy + y0;
-		 var lrest = lobs / (znow + 1.); 
+		 var dl_dx = (x1-x0)/(xsize-padx);
+		 var dflux_dy = (y1-y0)/(ysize-2.*pady);
+		 var lobs = (mousePos.x - padx1)*dl_dx + x0;
+		 var flux  = (ysize - mousePos.y - pady)*dflux_dy + y0;
+		 var lrest = lobs / (znow + 1.);
 		 var str = sprintf("(%s,%s,F%s)=(%.2f%s, %.2f%s, %.2f%s)", 
 				   String.fromCharCode(955,8338), String.fromCharCode(955,7523), String.fromCharCode(955),
 				   lobs,String.fromCharCode(8491),lrest,String.fromCharCode(8491),flux,