function isMacintoshBrowser()
{ 
return(navigator.appVersion.lastIndexOf('Mac') != -1 );
}
function shake2() {
if (self.moveBy) {
for (i = 3; i > 0; i--) {
for (j = 3; j > 0; j--) {
self.moveBy(0,i);
self.moveBy(i,0);
self.moveBy(0,-i);
self.moveBy(-i,0);
}
}
}
}
function selfCheck()
{
 if (self.location != top.location)
 top.location = self.location;
}
selfCheck();