You may get lucky and get a detailed answer from someone, on this forum, although the subject is off topic. * Meanwhile note differences between browsers an browser versions will occur as they try to deal with invalid code, review and validate your code. ** use http://validator.w3.org/unicorn/ **[http://validator.w3.org/unicorn/check?ucn_uri=www.joomi.ir%2Fjoomi-test%2F&ucn_task=conformance# results for http://www.joomi.ir/joomi-test/] *You may get an answer on another forum <br/>http://forums.mozillazine.org/viewforum.php?f=25<br/> but the first suggestion there will be to validate the code * for anyone reading this where it relates to someone else's website see [[web sites look wrong]]