var xhr = null;
function ShowPage(FILE,PARAM,IDBLOCK){
	if(window.XMLHttpRequest) // FIREFOX
		{
		xhr_object = new XMLHttpRequest();
	}
	else if(window.ActiveXObject) // IE
		{
		xhr_object = new ActiveXObject("Microsoft.XMLHTTP");
	}
	else
		{
		return(false);
	}

	xhr_object.open("GET", FILE+".php"+PARAM, false);
	xhr_object.send(null);

	if(xhr_object.readyState == 4 && xhr_object.status == 200){
		document.getElementById(IDBLOCK).innerHTML = xhr_object.responseText;
	}
	else	{
		return(false);
	}
}