var _curselectedidstudent = 0;
var slidintstudent;
function setfocstudent(id){
	document.getElementById("focpicstudent").src = picarrstudent[id];
	document.getElementById("foclnkstudent").href = lnkarrstudent[id];
	document.getElementById("foctextstudent").innerHTML = '<a href="'+lnkarrstudent[id]+'" target="_blank">'+textarrstudent[id]+'</a>';
	_curselectedidstudent = id;
	for(i=0;i<4;i++){
		document.getElementById("tmbstudent"+i).className = "notselect";
	};
	document.getElementById("tmbstudent"+id).className ="select";
	if(/Microsoft/.test(navigator.appName))
	{
	    var focpic = document.getElementById("focpicstudent");
	    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();
	}
	stopitstudent();
}

function playnextstudent(){
	if(_curselectedidstudent==3){
		_curselectedidstudent = 0;
	}
	else{
		_curselectedidstudent++;
	};
	setfocstudent(_curselectedidstudent);
	playitstudent();
}
function playitstudent(){
	slidintstudent = setTimeout(playnextstudent,4500);
}
function stopitstudent(){
	clearTimeout(slidintstudent);
	}