if(!Control){var Control={};
}Control.Slider=Class.create({initialize:function(d,a,b){var c=this;
if(Object.isArray(d)){this.handles=d.collect(function(f){return $(f);
});
}else{this.handles=[$(d)];
}this.track=$(a);
this.options=b||{};
this.axis=this.options.axis||"horizontal";
this.increment=this.options.increment||1;
this.step=parseInt(this.options.step||"1");
this.range=this.options.range||$R(0,1);
this.value=0;
this.values=this.handles.map(function(){return 0;
});
this.spans=this.options.spans?this.options.spans.map(function(f){return $(f);
}):false;
this.options.startSpan=$(this.options.startSpan||null);
this.options.endSpan=$(this.options.endSpan||null);
this.restricted=this.options.restricted||false;
this.maximum=this.options.maximum||this.range.end;
this.minimum=this.options.minimum||this.range.start;
this.alignX=parseInt(this.options.alignX||"0");
this.alignY=parseInt(this.options.alignY||"0");
this.trackLength=this.maximumOffset()-this.minimumOffset();
this.handleLength=this.isVertical()?(this.handles[0].offsetHeight!=0?this.handles[0].offsetHeight:this.handles[0].style.height.replace(/px$/,"")):(this.handles[0].offsetWidth!=0?this.handles[0].offsetWidth:this.handles[0].style.width.replace(/px$/,""));
this.active=false;
this.dragging=false;
this.disabled=false;
if(this.options.disabled){this.setDisabled();
}this.allowedValues=this.options.values?this.options.values.sortBy(Prototype.K):false;
if(this.allowedValues){this.minimum=this.allowedValues.min();
this.maximum=this.allowedValues.max();
}this.eventMouseDown=this.startDrag.bindAsEventListener(this);
this.eventMouseUp=this.endDrag.bindAsEventListener(this);
this.eventMouseMove=this.update.bindAsEventListener(this);
this.handles.each(function(g,f){f=c.handles.length-1-f;
c.setValue(parseFloat((Object.isArray(c.options.sliderValue)?c.options.sliderValue[f]:c.options.sliderValue)||c.range.start),f);
g.makePositioned().observe("mousedown",c.eventMouseDown);
});
this.track.observe("mousedown",this.eventMouseDown);
document.observe("mouseup",this.eventMouseUp);
document.observe("mousemove",this.eventMouseMove);
this.initialized=true;
},dispose:function(){var a=this;
Event.stopObserving(this.track,"mousedown",this.eventMouseDown);
Event.stopObserving(document,"mouseup",this.eventMouseUp);
Event.stopObserving(document,"mousemove",this.eventMouseMove);
this.handles.each(function(b){Event.stopObserving(b,"mousedown",a.eventMouseDown);
});
},setDisabled:function(){this.disabled=true;
},setEnabled:function(){this.disabled=false;
},getNearestValue:function(a){if(this.allowedValues){if(a>=this.allowedValues.max()){return(this.allowedValues.max());
}if(a<=this.allowedValues.min()){return(this.allowedValues.min());
}var c=Math.abs(this.allowedValues[0]-a);
var b=this.allowedValues[0];
this.allowedValues.each(function(d){var f=Math.abs(d-a);
if(f<=c){b=d;
c=f;
}});
return b;
}if(a>this.range.end){return this.range.end;
}if(a<this.range.start){return this.range.start;
}return a;
},setValue:function(b,a){if(!this.active){this.activeHandleIdx=a||0;
this.activeHandle=this.handles[this.activeHandleIdx];
this.updateStyles();
}a=a||this.activeHandleIdx||0;
if(this.initialized&&this.restricted){if((a>0)&&(b<this.values[a-1])){b=this.values[a-1];
}if((a<(this.handles.length-1))&&(b>this.values[a+1])){b=this.values[a+1];
}}b=this.getNearestValue(b);
this.values[a]=b;
this.value=this.values[0];
this.handles[a].style[this.isVertical()?"top":"left"]=this.translateToPx(b);
this.drawSpans();
if(!this.dragging||!this.event){this.updateFinished();
}},setValueBy:function(b,a){this.setValue(this.values[a||this.activeHandleIdx||0]+b,a||this.activeHandleIdx||0);
},translateToPx:function(a){return Math.round(((this.trackLength-this.handleLength)/(this.range.end-this.range.start))*(a-this.range.start))+"px";
},translateToValue:function(a){return((a/(this.trackLength-this.handleLength)*(this.range.end-this.range.start))+this.range.start);
},getRange:function(b){var a=this.values.sortBy(Prototype.K);
b=b||0;
return $R(a[b],a[b+1]);
},minimumOffset:function(){return(this.isVertical()?this.alignY:this.alignX);
},maximumOffset:function(){return(this.isVertical()?(this.track.offsetHeight!=0?this.track.offsetHeight:this.track.style.height.replace(/px$/,""))-this.alignY:(this.track.offsetWidth!=0?this.track.offsetWidth:this.track.style.width.replace(/px$/,""))-this.alignX);
},isVertical:function(){return(this.axis=="vertical");
},drawSpans:function(){var a=this;
if(this.spans){$R(0,this.spans.length-1).each(function(b){a.setSpan(a.spans[b],a.getRange(b));
});
}if(this.options.startSpan){this.setSpan(this.options.startSpan,$R(0,this.values.length>1?this.getRange(0).min():this.value));
}if(this.options.endSpan){this.setSpan(this.options.endSpan,$R(this.values.length>1?this.getRange(this.spans.length-1).max():this.value,this.maximum));
}},setSpan:function(b,a){if(this.isVertical()){b.style.top=this.translateToPx(a.start);
b.style.height=this.translateToPx(a.end-a.start+this.range.start);
}else{b.style.left=this.translateToPx(a.start);
b.style.width=this.translateToPx(a.end-a.start+this.range.start);
}},updateStyles:function(){this.handles.each(function(a){Element.removeClassName(a,"selected");
});
Element.addClassName(this.activeHandle,"selected");
},startDrag:function(c){if(Event.isLeftClick(c)){if(!this.disabled){this.active=true;
var d=Event.element(c);
var f=[Event.pointerX(c),Event.pointerY(c)];
var a=d;
if(a==this.track){var b=Position.cumulativeOffset(this.track);
this.event=c;
this.setValue(this.translateToValue((this.isVertical()?f[1]-b[1]:f[0]-b[0])-(this.handleLength/2)));
var b=Position.cumulativeOffset(this.activeHandle);
this.offsetX=(f[0]-b[0]);
this.offsetY=(f[1]-b[1]);
}else{while((this.handles.indexOf(d)==-1)&&d.parentNode){d=d.parentNode;
}if(this.handles.indexOf(d)!=-1){this.activeHandle=d;
this.activeHandleIdx=this.handles.indexOf(this.activeHandle);
this.updateStyles();
var b=Position.cumulativeOffset(this.activeHandle);
this.offsetX=(f[0]-b[0]);
this.offsetY=(f[1]-b[1]);
}}}Event.stop(c);
}},update:function(a){if(this.active){if(!this.dragging){this.dragging=true;
}this.draw(a);
if(Prototype.Browser.WebKit){window.scrollBy(0,0);
}Event.stop(a);
}},draw:function(b){var c=[Event.pointerX(b),Event.pointerY(b)];
var a=Position.cumulativeOffset(this.track);
c[0]-=this.offsetX+a[0];
c[1]-=this.offsetY+a[1];
this.event=b;
this.setValue(this.translateToValue(this.isVertical()?c[1]:c[0]));
if(this.initialized&&this.options.onSlide){this.options.onSlide(this.values.length>1?this.values:this.value,this);
}},endDrag:function(a){if(this.active&&this.dragging){this.finishDrag(a,true);
Event.stop(a);
}this.active=false;
this.dragging=false;
},finishDrag:function(a,b){this.active=false;
this.dragging=false;
this.updateFinished();
},updateFinished:function(){if(this.initialized&&this.options.onChange){this.options.onChange(this.values.length>1?this.values:this.value,this);
}this.event=null;
}});
ASSET_MANIFEST=["/javascripts/slider.js"];
try{GLOBAL_ASSET_MANIFEST=GLOBAL_ASSET_MANIFEST.concat(ASSET_MANIFEST);
}catch(e){GLOBAL_ASSET_MANIFEST=ASSET_MANIFEST;
}