function preLoadImages(){}

function get_random( no_ran )
{
    var ranNum= Math.round(Math.random()*( no_ran - 1 ));
    return ranNum;
}

function getRandomBackground(){
}
function getReadyHTTP( rs ){for( var ak in aHTTP){if( aHTTP[ak].readyState == rs )return ak;}return false;}
function getElementObject(eid) {if (document.all){return document.all[eid];}if (document.getElementById) {return document.getElementById(eid);}if(document.layers){return document.layers[div_id];}}
function getHTTPObject() { var xmlhttp; /*@cc_on @if (@_jscript_version >= 5)try{xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");} catch (e) {try{xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");} catch (E) {xmlhttp = false;}} @else xmlhttp = false; @end @*/ if (!xmlhttp && typeof XMLHttpRequest != 'undefined') {try {xmlhttp = new XMLHttpRequest();} catch (e){xmlhttp = false;}}return xmlhttp;}