function waitPreloadPage() { //DOM
if (document.getElementById){
document.getElementById('prepage').style.visibility='hidden';
}else{
if (document.layers){ //NS4
document.prepage.visibility = 'hidden';
}
else { //IE4
document.all.prepage.style.visibility = 'hidden';
}
}
}


function ShowCategories() { //DOM
//The following script is part of the lightbox system: getPageSize()
getPageSize()
if (document.getElementById){
document.getElementById('categories').style.visibility='visible';
document.getElementById('black').style.height= pageHeight;
}else{
if (document.layers){ //NS4
document.categories.visibility = 'visible';
document.black.height = pageHeight;
}
else { //IE4
document.all.categories.style.visibility = 'visible';
document.all.black.style.height = pageHeight;
}
}
}

function HideCategories() { //DOM
if (document.getElementById){
document.getElementById('categories').style.visibility='hidden';
//document.getElementById('categories').style.height='0px';
}else{
if (document.layers){ //NS4
document.categories.visibility = 'hidden';
//document.categories.height = '0px';
}
else { //IE4
document.all.categories.style.visibility = 'hidden';
//document.all.categories.style.height = '0px';
}
}
}
// End -->