More fix the Firefox scrolling bug

sparqlGraphWeb/sparqlGraph/js/plotlyplotter.js

@@ -89,8 +89,9 @@ define([	// properly require.config'ed   bootstrap-modal
 
                 //Plotly.newPlot( plotDiv, [ {    x: [0,1,2,3,1,1,6],type: 'histogram',}]);
                 div.appendChild(plotDiv);
+
                 if (optCallback)
-                	optCallback();
+                	setTimeout(optCallback, 10);   // hope to draw first
             },
 
             adjustLayoutDimensions : function(layout, div) {

sparqlGraphWeb/sparqlGraph/js/sparqlgraph.js

@@ -2444,11 +2444,33 @@
     var myScrollIntoViewIfNeeded = function (el) {
 		var r = el.getBoundingClientRect();
 
-		if (r.top <= 0 || r.top > window.innerHeight) {
-			el.scrollIntoView();
+		if (r.top > window.pageYOffset + window.innerHeight * .9) {
+			// scroll down until top of element is mid-window
+			smoothScrollTo(r.top - window.innerHeight / 2);
+		} else if (r.top < window.pageYOffset ) {
+			// scroll up until top of element shows
+			smoothScrollTo(r.top);
 		}
 	};
 
+	var smoothScrollTo = function(posY) {
+		var CHUNK = Math.max(10, window.innerHeight / 25);
+		var TIME_INTERVAL = 50;
+		var diff = window.pageYOffset - posY;
+		diff = Math.max(-CHUNK, -diff);
+		diff = Math.min(CHUNK, diff);
+
+		console.log("posY: " + posY + " scrollY: " + window.pageYOffset + " diff: " + diff);
+		var oldScrollY = window.pageYOffset;
+		window.scrollBy(0, diff);
+
+		// if scrolling had an effect and there is at least CHUNK more to go...
+		if (window.scrollY != oldScrollY && (diff == CHUNK || diff == -CHUNK)) {
+			setTimeout(smoothScrollTo.bind(this, posY), TIME_INTERVAL);
+		} 
+
+	}
+
     //
     // add data to network one CHUNK_SIZE at a time
     // use setTimeout to keep UI updates smooth