var ixf={"clock":null,"count":1};
ixf.imgs=Array();
function cacheImages(){
ixf.imgs=pictures;
ixf.imgsLen=ixf.imgs.length;
ixf.cache=[];
for(var i=0;i<ixf.imgsLen;i++){
ixf.cache[i]=new Image;
ixf.cache[i].src=ixf.imgs[i];
}
}
function crossfade(){
counter++;
quot=(counter%(pictures.length));
if(ixf.clock==null){
ixf.obj=arguments[0];
ixf.src=arguments[1];
if(typeof ixf.obj.style.opacity!="undefined"){
ixf.type="w3c";
}else{
if(typeof ixf.obj.style.MozOpacity!="undefined"){
ixf.type="moz";
}else{
if(typeof ixf.obj.style.KhtmlOpacity!="undefined"){
ixf.type="khtml";
}else{
if(typeof ixf.obj.filters=="object"){
ixf.type=(ixf.obj.filters.length>0&&typeof ixf.obj.filters.alpha=="object"&&typeof ixf.obj.filters.alpha.opacity=="number")?"ie":"none";
}else{
ixf.type="none";
}
}
}
}
if(typeof arguments[3]!="undefined"&&arguments[3]!=""){
ixf.obj.alt=arguments[3];
}
if(ixf.type!="none"){
ixf.newimg=document.getElementsByTagName("body")[0].appendChild((typeof document.createElementNS!="undefined")?document.createElementNS("http://www.w3.org/1999/xhtml","img"):document.createElement("img"));
ixf.newimg.className="idupe";
ixf.newimg.src=ixf.src;
ixf.newimg.style.left=ixf.getRealPosition(ixf.obj,"x")+"px";
ixf.newimg.style.top=ixf.getRealPosition(ixf.obj,"y")+"px";
ixf.length=parseInt(arguments[2],10)*1000;
ixf.resolution=parseInt(arguments[2],10)*20;
ixf.clock=setInterval("ixf.crossfade()",ixf.length/ixf.resolution);
}else{
ixf.obj.src=ixf.src;
}
}
}
ixf.crossfade=function(){
ixf.count-=(1/ixf.resolution);
if(ixf.count<(1/ixf.resolution)){
clearInterval(ixf.clock);
ixf.clock=null;
ixf.count=1;
ixf.obj.src=ixf.src;
}
switch(ixf.type){
case "ie":
ixf.obj.filters.alpha.opacity=ixf.count*100;
ixf.newimg.filters.alpha.opacity=(1-ixf.count)*100;
break;
case "khtml":
ixf.obj.style.KhtmlOpacity=ixf.count;
ixf.newimg.style.KhtmlOpacity=(1-ixf.count);
break;
case "moz":
ixf.obj.style.MozOpacity=(ixf.count==1?0.9999999:ixf.count);
ixf.newimg.style.MozOpacity=(1-ixf.count);
break;
default:
ixf.obj.style.opacity=(ixf.count==1?0.9999999:ixf.count);
ixf.newimg.style.opacity=(1-ixf.count);
}
ixf.newimg.style.visibility="visible";
ixf.newimg.style.left=ixf.getRealPosition(ixf.obj,"x")+"px";
ixf.newimg.style.top=ixf.getRealPosition(ixf.obj,"y")+"px";
if(ixf.count==1){
ixf.newimg.parentNode.removeChild(ixf.newimg);
}
};
ixf.getRealPosition=function(){
this.pos=(arguments[1]=="x")?arguments[0].offsetLeft:arguments[0].offsetTop;
this.tmp=arguments[0].offsetParent;
while(this.tmp!=null){
this.pos+=(arguments[1]=="x")?this.tmp.offsetLeft:this.tmp.offsetTop;
this.tmp=this.tmp.offsetParent;
}
return this.pos;
};