function tabit(btn){
var idname = new String(btn.id);
var s = idname.indexOf("_");
var e = idname.lastIndexOf("_")+1;
var tabName = idname.substr(0, s);
var id = parseInt(idname.substr(e, 1));
var tabNumber = btn.parentNode.childNodes.length;
for(i=0;i<tabNumber;i++){
	document.getElementById(tabName+"_div_"+i).style.display = "none";
	document.getElementById(tabName+"_btn_"+i).style.backgroundColor = "#EBF3FB";
	document.getElementById(tabName+"_btn_"+i).style.borderBottomColor = "#ace";
	document.getElementById(tabName+"_btn_"+i).style.cursor = "pointer";
	};
document.getElementById(tabName+"_div_"+id).style.display = "block";
btn.style.backgroundColor = "#fff";
btn.style.borderBottomColor = "#fff";
btn.style.cursor = "default";
}

var currslid = 0;
var slidint;

function setfoc(id){
document.getElementById("focpic").src = picarry[id];
document.getElementById("foclnk").href = lnkarry[id];
document.getElementById("fttltxt").innerHTML = "<a href=\""+lnkarry[id]+"\" target=_blank>"+ttlarry[id]+"</a>";
currslid = id;
for(i=0;i<4;i++){
	document.getElementById("tmb"+i).className = "thubpic";
	};
document.getElementById("tmb"+id).className ="thubpiccur";
focpic.style.visibility = "hidden";
focpic.filters[0].Apply();
if (focpic.style.visibility == "visible") {
	focpic.style.visibility = "hidden";
	focpic.filters.revealTrans.transition=12;
	}
else {
	focpic.style.visibility = "visible";
	focpic.filters[0].transition=12;
	}
focpic.filters[0].Play();
stopit();
}

function setfoc1(id){
document.getElementById("bocpic").src = picarry1[id];
document.getElementById("boclnk").href = lnkarry1[id];
document.getElementById("bttltxt").innerHTML = "<a href=\""+lnkarry1[id]+"\" target=_blank>"+ttlarry1[id]+"</a>";
currslid = id;
document.getElementById("bocpic").filters.revealTrans.transition = 12;
document.getElementById("bocpic").filters[0].Apply();
document.getElementById("bocpic").filters[0].Play();
}

function playnext(){
if(currslid==3){currslid = 0;}
else{currslid++;};
setfoc(currslid);
playit();
}

function playit(){
slidint = setTimeout(playnext,4500);
}

function stopit(){
clearTimeout(slidint);
}

window.onload = function(){playit();}