var bxs,bxe,fxs,fxe,ys,ye,ta,ia,ie,st,ss,ft,fs,xp,yp,ci,t,tar,tarl;ta=document.getElementById(thumbid);ia=document.getElementById(imgid);t=ta.getElementsByTagName('li')
ie=document.all?true:false;st=8;ss=8;ft=10;fs=5;xp,yp=0;document.onmousemove=getPos;function slideShow(){var taw=ta.parentNode.offsetWidth;var taa=taw/15;bxs=leftPos(ta);bxe=bxs+taa;fxe=bxs+taw;fxs=fxe-taa;ys=topPos(ta);ye=ys+ta.offsetHeight;var len=t.length;tar=[];for(i=0;i<len;i++){var id=t[i].value;tar[i]=id;t[i].onclick=new Function("getImg('"+id+"')");if(i==0){getImg(id);}}
tarl=tar.length;}
function scrlThumbs(d){clearInterval(ta.timer);var l;if(d==-1){l=0;}else{l=t[tarl-1].offsetLeft-(ta.parentNode.offsetWidth-t[tarl-1].offsetWidth)+0;}
ta.timer=setInterval(function(){scrlMv(d,l)},st);}
function scrlMv(d,l){ta.style.left=ta.style.left||'0px';var left=ta.style.left.replace('px','');if(d==1){if(l-Math.abs(left)<=ss){cnclScrl(ta.id);ta.style.left='-'+l+'px';}else{ta.style.left=left-ss+'px';}}else{if(Math.abs(left)-l<=ss){cnclScrl(ta.id);ta.style.left=l+'px';}else{ta.style.left=parseInt(left)+ss+'px';}}}
function cnclScrl(){clearTimeout(ta.timer)}
function getImg(id){if(auto){clearTimeout(ia.timer)}
if(ci!=null){var ts=ia.getElementsByTagName('img');var tsl=ts.length;var x=0;for(x;x<tsl;x++){if(ci.id!=id){var o=ts[x];clearInterval(o.timer);o.timer=setInterval(function(){fdOut(o)},fs);}}}
var i;if(!document.getElementById(id)){i=document.createElement('img');ia.appendChild(i);i.id=id;i.av=0;i.style.opacity=0;i.style.filter='alpha(opacity=0)';i.src=imgdir+'/'+id+imgext;}else{i=document.getElementById(id);clearInterval(i.timer);}
i.timer=setInterval(function(){fdIn(i)},fs);}
function imgNav(d){var curr=0;for(key in tar){if(tar[key]==ci.id){curr=key;}}
if(tar[parseInt(curr)+d]){getImg(tar[parseInt(curr)+d]);}else{if(d==1){getImg(tar[0]);}else{getImg(tar[tarl-1]);}}}
function autoSlide(){ia.timer=setInterval(function(){imgNav(1)},autodelay*1000);}
function fdIn(i){if(i.complete){i.av=i.av+fs;i.style.opacity=i.av/100;i.style.filter='alpha(opacity='+i.av+')';}
if(i.av>=100){if(auto){autoSlide()}
clearInterval(i.timer);ci=i;}}
function fdOut(i){i.av=i.av-fs;i.style.opacity=i.av/100;i.style.filter='alpha(opacity='+i.av+')';if(i.av<=0){clearInterval(i.timer);if(i.parentNode){i.parentNode.removeChild(i)}}}
function getPos(e){if(ie){xp=event.clientX+document.body.scrollLeft;yp=event.clientY+document.body.scrollTop;}else{xp=e.pageX;yp=e.pageY;}
if(xp<0){xp=0}
if(yp<0){yp=0}
if(xp>bxs&&xp<bxe&&yp>ys&&yp<ye){scrlThumbs(-1);}else if(xp>fxs&&xp<fxe&&yp>ys&&yp<ye){scrlThumbs(1);}else{cnclScrl();}}
function leftPos(t){var left=0;if(t.offsetParent){while(1){left+=t.offsetLeft;if(!t.offsetParent){break}
t=t.offsetParent;}}else if(t.x){left+=t.x;}
return left;}
function topPos(t){var top=0;if(t.offsetParent){while(1){top+=t.offsetTop;if(!t.offsetParent){break}
t=t.offsetParent;}}else if(t.y){top+=t.y;}
return top;}