var SLIDETIMER=3;var SLIDESPEED=15;var SCROLLTIMER=3;var SCROLLSPEED=3;var STARTINGOPACITY=20;function slideContent(id,prefix,timer){var div=document.getElementById(id);var slider=div.parentNode;clearInterval(slider.timer);slider.section=parseInt(id.replace(/\D/g,''));slider.target=div.offsetTop;slider.style.top=slider.style.top||'0px';slider.current=slider.style.top.replace('px','');slider.direction=(Math.abs(slider.current)>slider.target)?1:-1;slider.style.opacity=STARTINGOPACITY*.01;slider.style.filter='alpha(opacity='+STARTINGOPACITY+')';slider.timer=setInterval(function(){slideAnimate(slider,prefix,timer)},SLIDETIMER);}
function slideAnimate(slider,prefix,timer){var curr=Math.abs(slider.current);var tar=Math.abs(slider.target);var dir=slider.direction;if((tar-curr<=SLIDESPEED&&dir==-1)||(curr-tar<=SLIDESPEED&&dir==1)){slider.style.top=(slider.target*-1)+'px';slider.style.opacity=1;slider.style.filter='alpha(opacity=100)';clearInterval(slider.timer);if(slider.autoscroll){setTimeout(function(){autoScroll(slider.id,prefix,timer)},timer*1000);}}else{var pos=(dir==1)?parseInt(slider.current)+SLIDESPEED:slider.current-SLIDESPEED;slider.current=pos;slider.style.top=pos+'px';}}
function scrollContent(id,dir){var div=document.getElementById(id);clearInterval(div.timer);var sections=div.getElementsByTagName('div');var length=sections.length;var limit;if(dir==-1){limit=0;}else{if(length>1){limit=sections[length-1].offsetTop;}else{limit=sections[length-1].offsetHeight-div.parentNode.offsetHeight+20;}}
div.style.opacity=STARTINGOPACITY*.01;div.style.filter='alpha(opacity='+STARTINGOPACITY+')';div.timer=setInterval(function(){scrollAnimate(div,dir,limit)},SCROLLTIMER);}
function scrollAnimate(div,dir,limit){div.style.top=div.style.top||'0px';var top=div.style.top.replace('px','');if(dir==1){if(limit-Math.abs(top)<=SCROLLSPEED){cancelScroll(div.id);div.style.top='-'+limit+'px';}else{div.style.top=top-SCROLLSPEED+'px';}}else{if(Math.abs(top)-limit<=SCROLLSPEED){cancelScroll(div.id);div.style.top=limit+'px';}else{div.style.top=parseInt(top)+SCROLLSPEED+'px';}}}
function cancelScroll(id){var div=document.getElementById(id);div.style.opacity=1;div.style.filter='alpha(opacity=100)';clearTimeout(div.timer);}
function autoScroll(id,prefix,timer,restart){var div=document.getElementById(id);div.autoscroll=(!div.autoscroll&&!restart)?false:true;if(div.autoscroll){var sections=div.getElementsByTagName('div');var length=sections.length;div.section=(div.section&&div.section<length)?div.section+1:1;slideContent(prefix+'-'+div.section,prefix,timer);}}
function cancelAutoScroll(id){var div=document.getElementById(id);div.autoscroll=false;}