var delay = 2000;
var ie4=document.all&&!document.getElementById;
var DOM2=document.getElementById;
var index=0;

//function to change content
function changecontent(lengarray){
  if (index>=lengarray)
    index=0
  if (DOM2){
    document.getElementById("fscroller").innerHTML=document.getElementById("content_"+index).innerHTML;
  }
  else if (ie4)
    document.all.fscroller.innerHTML=eval('document.all.fscroller_'+index+'.innerHTML');
  	index++
	setTimeout("changecontent("+lengarray+")", delay);
}
var div_id = 0;
function show_left_menu(id){
	object = document.getElementById("left_menu_" + id);
	try{
		document.getElementById("left_menu_"+div_id).style.display = 'none';
		document.getElementById("left_menu_"+div_id).className = 'div_left_0';
	}
	catch(e){}

if (object != undefined) {
		if (object.style.display == "none") {
			object.style.display = "block";
			document.getElementById("left_menu_"+id).className = 'div_left_1';
			div_id = id;
		}
		else {
			object.style.display = "none";
		}
	}
	else return;
}