diff --git a/dist/jquery.knob.min.js b/dist/jquery.knob.min.js
index 72d6ed2..44183a0 100755
--- a/dist/jquery.knob.min.js
+++ b/dist/jquery.knob.min.js
@@ -1 +1 @@
-(function(e){if(typeof define==="function"&&define.amd){define(["jquery"],e)}else{e(jQuery)}})(function(e){"use strict";var t={},n=Math.max,r=Math.min;t.c={};t.c.d=e(document);t.c.t=function(e){return e.originalEvent.touches.length-1};t.o=function(){var n=this;this.o=null;this.$=null;this.i=null;this.g=null;this.v=null;this.cv=null;this.x=0;this.y=0;this.w=0;this.h=0;this.$c=null;this.c=null;this.t=0;this.isInit=false;this.fgColor=null;this.pColor=null;this.dH=null;this.cH=null;this.eH=null;this.rH=null;this.scale=1;this.relative=false;this.relativeWidth=false;this.relativeHeight=false;this.$div=null;this.run=function(){var t=function(e,t){var r;for(r in t){n.o[r]=t[r]}n._carve().init();n._configure()._draw()};if(this.$.data("kontroled"))return;this.$.data("kontroled",true);this.extend();this.o=e.extend({min:this.$.data("min")!==undefined?this.$.data("min"):0,max:this.$.data("max")!==undefined?this.$.data("max"):100,stopper:true,readOnly:this.$.data("readonly")||this.$.attr("readonly")==="readonly",cursor:this.$.data("cursor")===true&&30||this.$.data("cursor")||0,thickness:this.$.data("thickness")&&Math.max(Math.min(this.$.data("thickness"),1),.01)||.35,lineCap:this.$.data("linecap")||"butt",width:this.$.data("width")||200,height:this.$.data("height")||200,displayInput:this.$.data("displayinput")==null||this.$.data("displayinput"),displayPrevious:this.$.data("displayprevious"),fgColor:this.$.data("fgcolor")||"#87CEEB",inputColor:this.$.data("inputcolor"),font:this.$.data("font")||"Arial",fontWeight:this.$.data("font-weight")||"bold",inline:false,step:this.$.data("step")||1,rotation:this.$.data("rotation"),draw:null,change:null,cancel:null,release:null,format:function(e){return e},parse:function(e){return parseFloat(e)}},this.o);this.o.flip=this.o.rotation==="anticlockwise"||this.o.rotation==="acw";if(!this.o.inputColor){this.o.inputColor=this.o.fgColor}if(this.$.is("fieldset")){this.v={};this.i=this.$.find("input");this.i.each(function(t){var r=e(this);n.i[t]=r;n.v[t]=n.o.parse(r.val());r.bind("change blur",function(){var e={};e[t]=r.val();n.val(n._validate(e))})});this.$.find("legend").remove()}else{this.i=this.$;this.v=this.o.parse(this.$.val());this.v===""&&(this.v=this.o.min);this.$.bind("change blur",function(){n.val(n._validate(n.o.parse(n.$.val())))})}!this.o.displayInput&&this.$.hide();this.$c=e(document.createElement("canvas")).attr({width:this.o.width,height:this.o.height});this.$div=e('<div style="'+(this.o.inline?"display:inline;":"")+"width:"+this.o.width+"px;height:"+this.o.height+"px;"+'"></div>');this.$.wrap(this.$div).before(this.$c);this.$div=this.$.parent();if(typeof G_vmlCanvasManager!=="undefined"){G_vmlCanvasManager.initElement(this.$c[0])}this.c=this.$c[0].getContext?this.$c[0].getContext("2d"):null;if(!this.c){throw{name:"CanvasNotSupportedException",message:"Canvas not supported. 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\ No newline at end of file
+!function(t){"object"==typeof exports?module.exports=t(require("jquery")):"function"==typeof define&&define.amd?define(["jquery"],t):t(jQuery)}(function(t){"use strict";var i={},s=Math.max,h=Math.min;i.c={},i.c.d=t(document),i.c.t=function(t){return t.originalEvent.touches.length-1},i.o=function(){var s=this;this.o=null,this.$=null,this.i=null,this.g=null,this.v=null,this.cv=null,this.x=0,this.y=0,this.w=0,this.h=0,this.$c=null,this.c=null,this.t=0,this.isInit=!1,this.fgColor=null,this.pColor=null,this.dH=null,this.cH=null,this.eH=null,this.rH=null,this.scale=1,this.relative=!1,this.relativeWidth=!1,this.relativeHeight=!1,this.$div=null,this.run=function(){var i=function(t,i){var h;for(h in i)s.o[h]=i[h];s._carve().init(),s._configure()._draw()};if(!this.$.data("kontroled")){if(this.$.data("kontroled",!0),this.extend(),this.o=t.extend({min:void 0!==this.$.data("min")?this.$.data("min"):0,max:void 0!==this.$.data("max")?this.$.data("max"):100,stopper:!0,readOnly:this.$.data("readonly")||"readonly"===this.$.attr("readonly"),cursor:this.$.data("cursor")===!0&&30||this.$.data("cursor")||0,thickness:this.$.data("thickness")&&Math.max(Math.min(this.$.data("thickness"),1),.01)||.35,lineCap:this.$.data("linecap")||"butt",width:this.$.data("width")||200,height:this.$.data("height")||200,displayInput:null==this.$.data("displayinput")||this.$.data("displayinput"),displayPrevious:this.$.data("displayprevious"),fgColor:this.$.data("fgcolor")||"#87CEEB",inputColor:this.$.data("inputcolor"),font:this.$.data("font")||"Arial",fontWeight:this.$.data("font-weight")||"bold",inline:!1,step:this.$.data("step")||1,rotation:this.$.data("rotation"),draw:null,change:null,cancel:null,release:null,format:function(t){return t},parse:function(t){return parseFloat(t)}},this.o),this.o.flip="anticlockwise"===this.o.rotation||"acw"===this.o.rotation,this.o.inputColor||(this.o.inputColor=this.o.fgColor),this.$.is("fieldset")?(this.v={},this.i=this.$.find("input"),this.i.each(function(i){var h=t(this);s.i[i]=h,s.v[i]=s.o.parse(h.val()),h.bind("change blur",function(){var t={};t[i]=h.val(),s.val(s._validate(t))})}),this.$.find("legend").remove()):(this.i=this.$,this.v=this.o.parse(this.$.val()),""===this.v&&(this.v=this.o.min),this.$.bind("change blur",function(){s.val(s._validate(s.o.parse(s.$.val())))})),!this.o.displayInput&&this.$.hide(),this.$c=t(document.createElement("canvas")).attr({width:this.o.width,height:this.o.height}),this.$div=t('<div style="'+(this.o.inline?"display:inline;":"")+"width:"+this.o.width+"px;height:"+this.o.height+'px;"></div>'),this.$.wrap(this.$div).before(this.$c),this.$div=this.$.parent(),"undefined"!=typeof G_vmlCanvasManager&&G_vmlCanvasManager.initElement(this.$c[0]),this.c=this.$c[0].getContext?this.$c[0].getContext("2d"):null,!this.c)throw{name:"CanvasNotSupportedException",message:"Canvas not supported. 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this.o.draw&&(this.dH=this.o.draw),this.o.change&&(this.cH=this.o.change),this.o.cancel&&(this.eH=this.o.cancel),this.o.release&&(this.rH=this.o.release),this.o.displayPrevious?(this.pColor=this.h2rgba(this.o.fgColor,"0.4"),this.fgColor=this.h2rgba(this.o.fgColor,"0.6")):this.fgColor=this.o.fgColor,this},this._clear=function(){this.$c[0].width=this.$c[0].width},this._validate=function(t){var i=~~((0>t?-.5:.5)+t/this.o.step)*this.o.step;return Math.round(100*i)/100},this.listen=function(){},this.extend=function(){},this.init=function(){},this.change=function(t){},this.val=function(t){},this.xy2val=function(t,i){},this.draw=function(){},this.clear=function(){this._clear()},this.h2rgba=function(t,i){var s;return t=t.substring(1,7),s=[parseInt(t.substring(0,2),16),parseInt(t.substring(2,4),16),parseInt(t.substring(4,6),16)],"rgba("+s[0]+","+s[1]+","+s[2]+","+i+")"},this.copy=function(t,i){for(var s in t)i[s]=t[s]}},i.Dial=function(){i.o.call(this),this.startAngle=null,this.xy=null,this.radius=null,this.lineWidth=null,this.cursorExt=null,this.w2=null,this.PI2=2*Math.PI,this.extend=function(){this.o=t.extend({bgColor:this.$.data("bgcolor")||"#EEEEEE",angleOffset:this.$.data("angleoffset")||0,angleArc:this.$.data("anglearc")||360,inline:!0},this.o)},this.val=function(t,i){return null==t?this.v:(t=this.o.parse(t),void(i!==!1&&t!=this.v&&this.rH&&this.rH(t)===!1||(this.cv=this.o.stopper?s(h(t,this.o.max),this.o.min):t,this.v=this.cv,this.$.val(this.o.format(this.v)),this._draw())))},this.xy2val=function(t,i){var e,n;return e=Math.atan2(t-(this.x+this.w2),-(i-this.y-this.w2))-this.angleOffset,this.o.flip&&(e=this.angleArc-e-this.PI2),this.angleArc!=this.PI2&&0>e&&e>-.5?e=0:0>e&&(e+=this.PI2),n=e*(this.o.max-this.o.min)/this.angleArc+this.o.min,this.o.stopper&&(n=s(h(n,this.o.max),this.o.min)),n},this.listen=function(){var i,e,n,a,o=this,r=function(t){t.preventDefault();var n=t.originalEvent,a=n.detail||n.wheelDeltaX,r=n.detail||n.wheelDeltaY,l=o._validate(o.o.parse(o.$.val())+(a>0||r>0?+o.o.step:0>a||0>r?-o.o.step:0));l=s(h(l,o.o.max),o.o.min),o.cH(l),o.val(l,!1),o.rH&&(clearTimeout(i),i=setTimeout(function(){o.rH(l),i=null},100),e||(e=setTimeout(function(){i&&o.rH(l),e=null},200)))},l=1,c={37:-o.o.step,38:o.o.step,39:o.o.step,40:-o.o.step};this.$.bind("keydown",function(i){var e=i.keyCode;if(e>=96&&105>=e&&(e=i.keyCode=e-48),n=parseInt(String.fromCharCode(e)),isNaN(n)&&(13!==e&&8!==e&&9!==e&&189!==e&&(190!==e||o.$.val().match(/\./))&&i.preventDefault(),t.inArray(e,[37,38,39,40])>-1)){i.preventDefault();var r=o.o.parse(o.$.val())+c[e]*l;o.o.stopper&&(r=s(h(r,o.o.max),o.o.min)),o.cH(r),o.change(o._validate(r)),o._draw(),a=window.setTimeout(function(){l*=2},30)}}).bind("keyup",function(t){isNaN(n)?a&&(window.clearTimeout(a),a=null,l=1,o.val(o.$.val())):o.$.val()>o.o.max&&o.$.val(o.o.max)||o.$.val()<o.o.min&&o.$.val(o.o.min)}),this.$c.bind("mousewheel DOMMouseScroll",r),this.$.bind("mousewheel DOMMouseScroll",r)},this.init=function(){(this.v<this.o.min||this.v>this.o.max)&&(this.v=this.o.min),this.$.val(this.v),this.w2=this.w/2,this.cursorExt=this.o.cursor/100,this.xy=this.w2*this.scale,this.lineWidth=this.xy*this.o.thickness,this.lineCap=this.o.lineCap,this.radius=this.xy-this.lineWidth/2,this.o.angleOffset&&(this.o.angleOffset=isNaN(this.o.angleOffset)?0:this.o.angleOffset),this.o.angleArc&&(this.o.angleArc=isNaN(this.o.angleArc)?this.PI2:this.o.angleArc),this.angleOffset=this.o.angleOffset*Math.PI/180,this.angleArc=this.o.angleArc*Math.PI/180,this.startAngle=1.5*Math.PI+this.angleOffset,this.endAngle=1.5*Math.PI+this.angleOffset+this.angleArc;var t=s(String(Math.abs(this.o.max)).length,String(Math.abs(this.o.min)).length,2)+2;this.o.displayInput&&this.i.css({width:(this.w/2+4>>0)+"px",height:(this.w/3>>0)+"px",position:"absolute","vertical-align":"middle","margin-top":(this.w/3>>0)+"px","margin-left":"-"+(3*this.w/4+2>>0)+"px",border:0,background:"none",font:this.o.fontWeight+" "+(this.w/t>>0)+"px "+this.o.font,"text-align":"center",color:this.o.inputColor||this.o.fgColor,padding:"0px","-webkit-appearance":"none"})||this.i.css({width:"0px",visibility:"hidden"})},this.change=function(t){this.cv=t,this.$.val(this.o.format(t))},this.angle=function(t){return(t-this.o.min)*this.angleArc/(this.o.max-this.o.min)},this.arc=function(t){var i,s;return t=this.angle(t),this.o.flip?(i=this.endAngle+1e-5,s=i-t-1e-5):(i=this.startAngle-1e-5,s=i+t+1e-5),this.o.cursor&&(i=s-this.cursorExt)&&(s+=this.cursorExt),{s:i,e:s,d:this.o.flip&&!this.o.cursor}},this.draw=function(){var t,i=this.g,s=this.arc(this.cv),h=1;i.lineWidth=this.lineWidth,i.lineCap=this.lineCap,"none"!==this.o.bgColor&&(i.beginPath(),i.strokeStyle=this.o.bgColor,i.arc(this.xy,this.xy,this.radius,this.endAngle-1e-5,this.startAngle+1e-5,!0),i.stroke()),this.o.displayPrevious&&(t=this.arc(this.v),i.beginPath(),i.strokeStyle=this.pColor,i.arc(this.xy,this.xy,this.radius,t.s,t.e,t.d),i.stroke(),h=this.cv==this.v),i.beginPath(),i.strokeStyle=h?this.o.fgColor:this.fgColor,i.arc(this.xy,this.xy,this.radius,s.s,s.e,s.d),i.stroke()},this.cancel=function(){this.val(this.v)}},t.fn.dial=t.fn.knob=function(s){return this.each(function(){var h=new i.Dial;h.o=s,h.$=t(this),h.run()}).parent()}});
\ No newline at end of file
diff --git a/js/jquery.knob.js b/js/jquery.knob.js
index 792313c..a464efe 100644
--- a/js/jquery.knob.js
+++ b/js/jquery.knob.js
@@ -571,15 +571,17 @@
                     var ori = e.originalEvent,
                         deltaX = ori.detail || ori.wheelDeltaX,
                         deltaY = ori.detail || ori.wheelDeltaY,
-                        v = s._validate(s.o.parse(s.$.val()))
+                        v = s._validate(s.o.parse(s.$.val())
                             + (
                                 deltaX > 0 || deltaY > 0
-                                ? s.o.step
+                                ? +s.o.step
                                 : deltaX < 0 || deltaY < 0 ? -s.o.step : 0
-                              );
+                              ));
 
                     v = max(min(v, s.o.max), s.o.min);
 
+                    s.cH(v);
+
                     s.val(v, false);
 
                     if (s.rH) {
@@ -639,6 +641,7 @@
                                 var v = s.o.parse(s.$.val()) + kv[kc] * m;
                                 s.o.stopper && (v = max(min(v, s.o.max), s.o.min));
 
+                                s.cH(v);
                                 s.change(s._validate(v));
                                 s._draw();