Kensai

Hi, i have download SVs Simple PHP Counter - v1.0.2 from: http://www.secondversion.com/archives/2005_11_01_archive.html  and i have get it work. But i have one problem, i made one page and named it index.php and on this page i put code for counter and when i test it in browser it is working fine, but when i make folder html and in this html folder i put test.php page and in this test.php page i also put code for counter. Then i run index.php and then it is show visitor count no.1, then i click on link to test.php page and i then got this error: counter/logs/counter.txt  does not exist or is not writeable. Please i will be so thankful if you can help me with this.