如何改变图片轮播速度
<div class="J_TWidget" data-widget-config="{'effect': 'fade','circular': true ,'navCls':'toseise','activeTriggerCls':'odslos','contentCls':'piaofu'}" data-widget-type="Tabs">
<div class="piaofu" style="height:100px;">
<div data-widget-config="{
'contentCls': 'slide-kun1362899830209content',
'triggerCls': 'slide-kun1362899830209triggers',
'navCls': 'slide-kun1362899830209triggers',
'triggerType': 'mouse',
'effect': 'scrollx',
'prevBtnCls':'prev',
'nextBtnCls':'next',
'steps': 1,
'autoplay': true,
'viewSize':[100],
'circular': true
}" data-widget-type="Carousel" class="J_TWidget" style="z-index:10;top:0px;left:200px;padding:0px;margin:0px;width:500px;">
<div class="J_TWidget" data-widget-config="{'trigger':'.first-trigger2','align':{'node':'.first-trigger2','offset':[0,0],'points':['cc','cc']}}" data-widget-type="Popup" style="display:none;">
<div class="prev" style="width:20px;float:left;height:20px;"><img src="http://img01.taobaocdn.com/imgextra/i1/1578214660/T2kx56XcNbXXXXXXXX-1578214660.png" />
</div>
<div class="next" style="width:20px;height:20px;margin-left:200px;"><img src="http://img04.taobaocdn.com/imgextra/i4/1578214660/T2bMh6XehdXXXXXXXX-1578214660.png"/>
</div>
</div>
这是一段图片轮播的代码定义,想知道怎么改变图片轮播的速度?