var slider;var Dom=YAHOO.util.Dom;slider=YAHOO.widget.Slider.getHorizSlider("sliderbase","sliderswitch",0,308);slider.setValue(100,true);slider.subscribe("change",function(b){var a=parseInt(b*0.12,10);document.body.style.fontSize=a+"px"});function fontsizeDefault(){slider.setValue(100,true);document.body.style.fontSize=12+"px";var a=document.getElementById("sliderswitch");a.style.top=0+"px"};