function $a(id) { return document.getelementbyid(id); }

function addloadevent(func){
	var oldonload = window.onload;
	if (typeof window.onload != 'function') {
		window.onload = func;
	} else {
		window.onload = function(){
			oldonload();
			func();
		}
	}
}

function moveelement(elementid,final_x,final_y,interval) {
  if (!document.getelementbyid) return false;
  if (!document.getelementbyid(elementid)) return false;
  var elem = document.getelementbyid(elementid);
  if (elem.movement) {
    cleartimeout(elem.movement);
  }
  if (!elem.style.left) {
    elem.style.left = "0px";
  }
  if (!elem.style.top) {
    elem.style.top = "0px";
  }
  var xpos = parseint(elem.style.left);
  var ypos = parseint(elem.style.top);
  if (xpos == final_x && ypos == final_y) {
		return true;
  }
  if (xpos < final_x) {
    var dist = math.ceil((final_x - xpos)/10);
    xpos = xpos + dist;
  }
  if (xpos > final_x) {
    var dist = math.ceil((xpos - final_x)/10);
    xpos = xpos - dist;
  }
  if (ypos < final_y) {
    var dist = math.ceil((final_y - ypos)/10);
    ypos = ypos + dist;
  }
  if (ypos > final_y) {
    var dist = math.ceil((ypos - final_y)/10);
    ypos = ypos - dist;
  }
  elem.style.left = xpos + "px";
  elem.style.top = ypos + "px";
  var repeat = "moveelement('"+elementid+"',"+final_x+","+final_y+","+interval+")";
  elem.movement = settimeout(repeat,interval);
}

function classnormal(ifocusbtnid,ifocustxid){
	var ifocusbtns= $a(ifocusbtnid).getelementsbytagname('li');
	var ifocustxs = $a(ifocustxid).getelementsbytagname('li');
	for(var i=0; i<ifocusbtns.length; i++) {
		ifocusbtns[i].classname='normal';
		ifocustxs[i].classname='normal';
	}
}

function classcurrent(ifocusbtnid,ifocustxid,n){
	var ifocusbtns= $a(ifocusbtnid).getelementsbytagname('li');
	var ifocustxs = $a(ifocustxid).getelementsbytagname('li');
	ifocusbtns[n].classname='current';
	ifocustxs[n].classname='current';
}

function ifocuschange() {
	if(!$a('ifocus')) return false;
	$a('ifocus').onmouseover = function(){atuokey = true};
	$a('ifocus').onmouseout = function(){atuokey = false};
	var ifocusbtns = $a('ifocus_btn').getelementsbytagname('li');
	var listlength = ifocusbtns.length;
	ifocusbtns[0].onmouseover = function() {
		moveelement('ifocus_piclist',0,0,5);
		classnormal('ifocus_btn','ifocus_tx');
		classcurrent('ifocus_btn','ifocus_tx',0);
	}
	if (listlength>=2) {
		ifocusbtns[1].onmouseover = function() {
			moveelement('ifocus_piclist',0,-245,5);
			classnormal('ifocus_btn','ifocus_tx');
			classcurrent('ifocus_btn','ifocus_tx',1);
		}
	}
	if (listlength>=3) {
		ifocusbtns[2].onmouseover = function() {
			moveelement('ifocus_piclist',0,-490,5);
			classnormal('ifocus_btn','ifocus_tx');
			classcurrent('ifocus_btn','ifocus_tx',2);
		}
	}
	if (listlength>=4) {
		ifocusbtns[3].onmouseover = function() {
			moveelement('ifocus_piclist',0,-735,5);
			classnormal('ifocus_btn','ifocus_tx');
			classcurrent('ifocus_btn','ifocus_tx',3);
		}
	}
}

setinterval('autoifocus()',5000);
var atuokey = false;
function autoifocus() {
	if(!$a('ifocus')) return false;
	if(atuokey) return false;
	var focusbtnlist = $a('ifocus_btn').getelementsbytagname('li');
	var listlength = focusbtnlist.length;
	for(var i=0; i<listlength; i++) {
		if (focusbtnlist[i].classname == 'current') var currentnum = i;
	}
	if (currentnum==0&&listlength!=1 ){
		moveelement('ifocus_piclist',0,-245,5);
		classnormal('ifocus_btn','ifocus_tx');
		classcurrent('ifocus_btn','ifocus_tx',1);
	}
	if (currentnum==1&&listlength!=2 ){
		moveelement('ifocus_piclist',0,-490,5);
		classnormal('ifocus_btn','ifocus_tx');
		classcurrent('ifocus_btn','ifocus_tx',2);
	}
	if (currentnum==2&&listlength!=3 ){
		moveelement('ifocus_piclist',0,-735,5);
		classnormal('ifocus_btn','ifocus_tx');
		classcurrent('ifocus_btn','ifocus_tx',3);
	}
	if (currentnum==3 ){
		moveelement('ifocus_piclist',0,0,5);
		classnormal('ifocus_btn','ifocus_tx');
		classcurrent('ifocus_btn','ifocus_tx',0);
	}
	if (currentnum==1&&listlength==2 ){
		moveelement('ifocus_piclist',0,0,5);
		classnormal('ifocus_btn','ifocus_tx');
		classcurrent('ifocus_btn','ifocus_tx',0);
	}
	if (currentnum==2&&listlength==3 ){
		moveelement('ifocus_piclist',0,0,5);
		classnormal('ifocus_btn','ifocus_tx');
		classcurrent('ifocus_btn','ifocus_tx',0);
	}
}
addloadevent(ifocuschange);

//function resumeerror() {
//    return true;
//}
//window.onerror = resumeerror;