var isIE = document.all?true:false;
var isNS = document.layers?true:false;

function initPage()
{ 
new Slideshow('imagefader', 3000, 0);

}

function reloadCart(html)
{
alert("refresh");
$('cartcontent').update(html);
}

function onlyDigits(e) {
var _ret = true;
if (isIE) {
if (window.event.keyCode < 46 || window.event.keyCode > 57) {
window.event.keyCode = 0;
_ret = false;
}
}
if (isNS) {
if (e.which < 46 || e.which > 57) {
e.which = 0;
_ret = false;
}
}
return (_ret); 
}