var http = false;

if(navigator.appName == "Microsoft Internet Explorer") 
{
  http = new ActiveXObject("Microsoft.XMLHTTP");
} else {
  http = new XMLHttpRequest();
}
function alternDiv2(id)
{
	
	divstyle = document.getElementById(id).style;
	divstyle.display = (divstyle.display == "none") ? "block" : "none";
}