var nav = navigator.appName.charAt(1);
var ver = navigator.appVersion.charAt(0);
function shad(p) {
if (nav=="i" && ver >= "4")  {
p.style.filter="Shadow (Color=#6699CC, Direction=135, Enabled=1)";
p.style.color="#FFFFFF" }
}
function unsh(p) {
if (nav=="i" && ver >= "4")  {
p.style.filter="Shadow (Enabled=0)";
p.style.color="#6699CC" }
}