var pdVisible = "d0"
var preloadFlag = false;
function show(name,src)
{if (document.images && (preloadFlag == true)) document.images[name].src = src;}
function newImage(arg) {if (document.images) {rslt = new Image(); rslt.src = arg; return rslt;}}
function showPD(newPD) {
newPD="d"+newPD;
document.getElementById(pdVisible).style.visibility = "";
document.getElementById(newPD).style.visibility = "visible";
pdVisible = newPD;
}

function fixed(value) { 
    var ret = Math.round(value * 100).toString(); 
    var len = ret.length; 
    if (len == 1) {ret = "00" + ret; len = 3} 
    if (len == 2) {ret =  "0" + ret; len = 3} 
    return ret.substring(0,len-2) + "." + ret.substring(len-2,len); 



}