Create 解决滚动条在向上滚动时 滑动滚轮依然产生滚动的BUG.js

Author: takhello

解决滚动条在向上滚动时 滑动滚轮依然产生滚动的BUG.js

@@ -0,0 +1,38 @@
+up();
+function up()
+{
+	var top;
+	var timer =setInterval(_judge,30);
+	function _judge()
+	{
+		top = document.body.scrollTop||document.documentElement.scrollTop;
+		if(top>333)
+		{
+			$("#scrollto").css({"display":"block"});
+		}
+		else
+		{
+			$("#scrollto").css({"display":"none"});
+		}
+	}
+	/*时时获取*/
+	$("#scrollto").click(function(event) {
+		/* Act on the event */
+		clearInterval(timer);
+		var inter = setInterval(function(){
+			top/=1.5;
+			scrollTo(0,top);
+			console.log(top);
+			if(top<=5)
+			{
+				/*解决 在向上滚动时 滑动滚轮依然产生滚动的BUG */
+				clearInterval(timer);
+				clearInterval(inter);
+				timer =setInterval(_judge,30);
+			}
+			else
+			{
+			}
+		},30);
+	});
+}