function getElement( id )
{
    if ( document.getElementById )
        return document.getElementById( id );
    else if ( document.all )
        return document.all[id];
    else if ( document.layers )
        return document.layers[id];
}

function expMenu() 
{
    var itm = null;

    for ( var i = 0; i < arguments.length; i++ )
    {
        itm = getElement( arguments[i] );

        if ( !itm ) 
        {}
        else if ( itm.style ) 
        {
            if ( itm.style.display == "none" )
                itm.style.display = "";
            else
                itm.style.display = "none";
        }
        else
            itm.visibility = "show";
    }
}

function makeXMLHTTP()
{
    var xmlhttp = false;
    /*@cc_on @*/
    /*@if ( @_jscript_version >= 5 )
     try {
      xmlhttp = new ActiveXObject( "Msxml2.XMLHTTP" );
     } catch ( e ) {
      try {
       xmlhttp = new ActiveXObject( "Microsoft.XMLHTTP" );
      } catch ( E ) {
       xmlhttp = false;
      }
     }
    @end @*/
    if ( !xmlhttp && typeof XMLHttpRequest != 'undefined' )
    {
        xmlhttp = new XMLHttpRequest();
    }
    return xmlhttp;
}