Error after installation

[BannersMall.com]

Hi

after installing indexu i am getting this error when i try to go to the homepage

"Fatal error: Smarty error: [in sidebar1.html line 5]: syntax error: unrecognized tag 'block_login' (Smarty_Compiler.class.php, line 580) in /home/x411ca/public_html/lib/smarty/Smarty.class.php on line 1088"

Please help me.

thanks

senthu

[dody]

As per msn messenger, this problem is caused by PHP4. Indexu need PHP5