var _curselectedid = 0;
var slidint;
function setfoc(id){
	document.getElementById("focpic").src = picarr[id];
	document.getElementById("foclnk").href = lnkarr[id];
	document.getElementById("foctext").innerHTML = '<a href="'+lnkarr[id]+'" target="_blank">'+textarr[id]+'</a>';
	_curselectedid = id;
	for(i=0;i<4;i++){
		document.getElementById("tmb"+i).className = "notselect";
	};
	document.getElementById("tmb"+id).className ="select";
	if(/Microsoft/.test(navigator.appName))
	{
	    var focpic = document.getElementById("focpic");
	    focpic.style.visibility = "hidden";
	    focpic.filters[0].Apply();
	    if (focpic.style.visibility == "visible") {
		    focpic.style.visibility = "hidden";
		    focpic.filters.revealTrans.transition=23;
	    }
	    else {
		    focpic.style.visibility = "visible";
		    focpic.filters[0].transition=23;
	    }
	    focpic.filters[0].Play();
	}
	stopit();
}

function playnext(){
	if(_curselectedid==3){
		_curselectedid = 0;
	}
	else{
		_curselectedid++;
	};
	setfoc(_curselectedid);
	playit();
}
function playit(){
	slidint = setTimeout(playnext,4500);
}
function stopit(){
	clearTimeout(slidint);
	}