Sql Server 2008 Installing Issue-Not able to see the "Feature Selection " window and further windows after installing till supporting Files

[srikrishnakrishna murthy]

Hi, I am trying to install sql server 2008 from the last three days..but there was no progress.Earlier,I have SqlServer 08,but that was crashed,So I am trying to install sql server 08 from the begining. So, 1)I have uninstalled the existed Sql server 08 2)Removed all the features from control panel->Programs and features and no sql services existed in the Services 3)Completely removed the folder"Microsoft SQL Server" from C:\Program Files. 4)Removed sql related registry keys from HKEY_LOCAL_MACHINE\Software\Mocrosoft\ When I am Installing ,I am able to install till support Files only.Supporting files are successfully getting installed .After support files,It is not showing any further windows (like Feature Selection Window etc),and again it is showing the starting window .So,I couldnot move forward.Please help in this to go ahead. Thanks, Krishna