/*
*/
function banner_close(id) {
if((ob = document.getElementById(id))) {
ob.style.display = 'none';
}
}
function show_banner(image, w,h, t, l) {
var top;
var left;
var cw;
var ch;
// top
if(t =='center') {
ch = document.body.clientHeight;
top = Math.round((ch-h)/2);
}
else {
top = t;
}
// left
if(l =='center') {
cw = document.body.clientWidth;
left = Math.round((cw-w)/2);
}
else {
left = l;
}
top = (top>0)?top:0;
left = (left>0)?left:0;
document.write(
''+
'
'+
image +
'