function createAjaxRequest()
{
	try{ return new ActiveXObject("Msxml2.XMLHTTP"); } catch( e ) {}
	try{ return new ActiveXObject("Microsoft.XMLHTTP"); } catch( e ) {}
	try{ return new XMLHttpRequest(); } catch( e ) {}
	alert( "Error: Ajax Not Supported" );
	return null;
}


// ==== ALREADY INCLUDED IN COMMON.JS ====
//function $( id )
//{
//	return document.getElementById( id );
//}