hiI have windows 7 ultimate and mac leopard .I can not see my mac on network.I tried every solution mentioned on the net but no help.strangely I was able to see it.Could you please help me with this.I also have system mecahanics pro 9 but it does not start up saying ''list index is out of bounds''peaceburakacer 5520 amd64 athlondual core-mac mini 2.33 intel core 2 duo