Im really not sure sir. here's the content of the .htaccess files, sir. I'm not familiar with these codes.
Options -MultiViews -Indexes
php_flag allow_url_include Off
php_flag allow_url_fopen On
php_value upload_max_filesize 512M
php_value post_max_size 512M
php_value memory_limit 128M
php_value max_input_time 3000
php_value max_execution_time 3000
php_flag magic_quotes_gpc Off
php_flag short_open_tag On
php_flag display_errors On
DirectoryIndex index.php index.html
<IfModule mod_php4.c>
php_flag register_globals Off
</IfModule>
<IfModule mod_php5.c>
php_flag allow_url_include Off
php_flag register_globals Off
</IfModule>
<IfModule mod_rewrite.c>
RewriteEngine on
RewriteRule ^blogs/{0,1}$ modules/boonex/blogs/blogs.php [QSA,L]
RewriteRule ^blogs/all/{0,1}$ modules/boonex/blogs/blogs.php?action=all [QSA,L]
RewriteRule ^blogs/all/([0-9]+)/([0-9]+)/{0,1}$ modules/boonex/blogs/blogs.php?page=$2&per_page=$1 [QSA,L]
RewriteRule ^blogs/top/{0,1}$ modules/boonex/blogs/blogs.php?action=top_blogs [QSA,L]
RewriteRule ^blogs/top/([0-9]+)/([0-9]+)/{0,1}$ modules/boonex/blogs/blogs.php?action=top_blogs&page=$2&per_page=$1 [QSA,L]
RewriteRule ^blogs/top_posts/{0,1}$ modules/boonex/blogs/blogs.php?action=top_posts [QSA,L]
RewriteRule ^blogs/top_posts/([0-9]+)/([0-9]+)/{0,1}$ modules/boonex/blogs/blogs.php?action=top_posts&page=$2&per_page=$1 [QSA,L]
RewriteRule ^blogs/tag/([^/.]+)/{0,1}$ modules/boonex/blogs/blogs.php?action=search_by_tag&tagKey=$1 [QSA,L]
RewriteRule ^blogs/tag/{0,1}$ modules/boonex/blogs/blogs.php?action=search_by_tag&tagKey= [QSA,L]
RewriteRule ^blogs/posts/([^/.]+)/tag/([^/.]+)/{0,1}$ modules/boonex/blogs/blogs.php?action=search_by_tag&tagKey=$2&ownerName=$1 [QSA,L]
RewriteRule ^blogs/posts/([^/.]+)/category/([^/.]+)/{0,1}$ modules/boonex/blogs/blogs.php?action=show_member_blog&ownerName=$1&categoryUri=$2 [QSA,L]
RewriteRule ^blogs/entry/([^/.]+)/{0,1}$ modules/boonex/blogs/blogs.php?action=show_member_post&postUri=$1 [QSA,L]
RewriteRule ^blogs/entry/{0,1}$ modules/boonex/blogs/blogs.php?action=show_member_post&postUri= [QSA,L]
RewriteRule ^blogs/posts/([^/.]+)/{0,1}$ modules/boonex/blogs/blogs.php?action=show_member_blog&ownerName=$1 [QSA,L]
RewriteRule ^blogs/posts/{0,1}$ modules/boonex/blogs/blogs.php?action=show_member_blog&ownerName= [QSA,L]
RewriteRule ^blogs/posts/([^/.]+)/([0-9]+)/([0-9]+)/{0,1}$ modules/boonex/blogs/blogs.php?action=show_member_blog&ownerName=$1&page=$3&per_page=$2 [QSA,L]
RewriteRule ^blogs/posts/([^/.]+)/category/([^/.]+)/([0-9]+)/([0-9]+)/{0,1}$ modules/boonex/blogs/blogs.php?action=show_member_blog&ownerName=$1&categoryUri=$2&page=$4&per_page=$3 [QSA,L]
RewriteRule ^blogs/home/{0,1}$ modules/boonex/blogs/blogs.php?action=home [QSA,L]
RewriteRule ^blogs/all_posts/{0,1}$ modules/boonex/blogs/blogs.php?action=all_posts [QSA,L]
RewriteRule ^blogs/all_posts/([0-9]+)/([0-9]+)/{0,1}$ modules/boonex/blogs/blogs.php?action=all_posts&page=$2&per_page=$1 [QSA,L]
RewriteRule ^blogs/popular_posts/{0,1}$ modules/boonex/blogs/blogs.php?action=popular_posts [QSA,L]
RewriteRule ^blogs/popular_posts/([0-9]+)/([0-9]+)/{0,1}$ modules/boonex/blogs/blogs.php?action=popular_posts&page=$2&per_page=$1 [QSA,L]
RewriteRule ^blogs/featured_posts/{0,1}$ modules/boonex/blogs/blogs.php?action=featured_posts [QSA,L]
RewriteRule ^blogs/tags/{0,1}$ modules/boonex/blogs/blogs.php?action=tags [QSA,L]
RewriteRule ^blogs/show_calendar/{0,1}$ modules/boonex/blogs/blogs.php?action=show_calendar [QSA,L]
RewriteRule ^blogs/my_page/{0,1}$ modules/boonex/blogs/blogs.php?action=my_page&mode=main [QSA,L]
RewriteRule ^blogs/my_page/add/{0,1}$ modules/boonex/blogs/blogs.php?action=my_page&mode=add [QSA,L]
RewriteRule ^blogs/my_page/manage/{0,1}$ modules/boonex/blogs/blogs.php?action=my_page&mode=manage [QSA,L]
RewriteRule ^blogs/my_page/pending/{0,1}$ modules/boonex/blogs/blogs.php?action=my_page&mode=pending [QSA,L]
RewriteRule ^blogs/my_page/edit/([0-9]+)/{0,1}$ modules/boonex/blogs/blogs.php?action=edit_post&EditPostID=$1 [QSA,L]
RewriteRule ^blogs/member_posts/([0-9]+)/{0,1}$ modules/boonex/blogs/blogs.php?action=show_member_blog&ownerID=$1 [QSA,L]
RewriteRule ^blogs/category/([^/.]+)/{0,1}$ modules/boonex/blogs/blogs.php?action=category&uri=$1 [QSA,L]
RewriteRule ^ads/{0,1}$ modules/boonex/ads/classifieds.php?Browse=1 [QSA,L]
RewriteRule ^ads/my_page/{0,1}$ modules/boonex/ads/classifieds.php?action=my_page [QSA,L]
RewriteRule ^ads/my_page/add/{0,1}$ modules/boonex/ads/classifieds.php?action=my_page&mode=add [QSA,L]
RewriteRule ^ads/my_page/edit/([0-9]+)/{0,1}$ modules/boonex/ads/classifieds.php?action=my_page&mode=add&EditPostID=$1 [QSA,L]
RewriteRule ^ads/my_page/edit/([0-9]+)/dimg/([0-9]+)/{0,1}$ modules/boonex/ads/classifieds.php?action=my_page&mode=add&EditPostID=$1&dimg=$2 [QSA,L]
RewriteRule ^ads/my_page/manage/{0,1}$ modules/boonex/ads/classifieds.php?action=my_page&mode=manage [QSA,L]
RewriteRule ^ads/my_page/pending/{0,1}$ modules/boonex/ads/classifieds.php?action=my_page&mode=pending [QSA,L]
RewriteRule ^ads/my_page/expired/{0,1}$ modules/boonex/ads/classifieds.php?action=my_page&mode=expired [QSA,L]
RewriteRule ^ads/my_page/disapproved/{0,1}$ modules/boonex/ads/classifieds.php?action=my_page&mode=disapproved [QSA,L]
RewriteRule ^ads/cat/([^/.]+)/{0,1}$ modules/boonex/ads/classifieds.php?catUri=$1 [QSA,L]
RewriteRule ^ads/all/cat/([0-9]+)/([0-9]+)/([^/.]+)/{0,1}$ modules/boonex/ads/classifieds.php?catUri=$3&page=$2&per_page=$1 [QSA,L]
RewriteRule ^ads/subcat/([^/.]+)/{0,1}$ modules/boonex/ads/classifieds.php?scatUri=$1 [QSA,L]
RewriteRule ^ads/all/subcat/([0-9]+)/([0-9]+)/([^/.]+)/{0,1}$ modules/boonex/ads/classifieds.php?scatUri=$3&page=$2&per_page=$1 [QSA,L]
RewriteRule ^ads/entry/([^/.]+)/{0,1}$ modules/boonex/ads/classifieds.php?entryUri=$1 [QSA,L]
RewriteRule ^ads/tag/([^/.]+)/{0,1}$ modules/boonex/ads/classifieds_tags.php?tag=$1 [QSA,L]
RewriteRule ^ads/calendar/{0,1}$ modules/boonex/ads/classifieds.php?action=show_calendar [QSA,L]
RewriteRule ^ads/categories/{0,1}$ modules/boonex/ads/classifieds.php?action=show_categories [QSA,L]
RewriteRule ^ads/tags/{0,1}$ modules/boonex/ads/classifieds.php?action=tags [QSA,L]
RewriteRule ^ads/all_ads/{0,1}$ modules/boonex/ads/classifieds.php?action=show_all_ads [QSA,L]
RewriteRule ^ads/top_ads/{0,1}$ modules/boonex/ads/classifieds.php?action=show_top_rated [QSA,L]
RewriteRule ^ads/popular_ads/{0,1}$ modules/boonex/ads/classifieds.php?action=show_popular [QSA,L]
RewriteRule ^ads/featured_ads/{0,1}$ modules/boonex/ads/classifieds.php?action=show_featured [QSA,L]
RewriteRule ^ads/member_ads/([0-9]+)/{0,1}$ modules/boonex/ads/classifieds.php?UsersOtherListing=1&IDProfile=$1 [QSA,L]
RewriteRule ^search/tag/([^/.]+)/{0,1}$ search.php?Tags=$1 [QSA,L]
RewriteRule ^browse/([^/.]+)/([^/.]+)/([^/.]+)$ browse.php?sex=$1&age=$2&country=$3 [QSA,L]
RewriteRule ^m/(.*)$ modules/index.php?r=$1 [QSA,L]
RewriteRule ^forum/groups/(.*)$ modules/boonex/forum/$1?orca_integration=groups [QSA,L]
RewriteRule ^forum/events/(.*)$ modules/boonex/forum/$1?orca_integration=events [QSA,L]
RewriteRule ^forum/store/(.*)$ modules/boonex/forum/$1?orca_integration=store [QSA,L]
RewriteRule ^forum/$ modules/boonex/forum/index.php [QSA,L]
RewriteRule ^forum/(.*)$ modules/boonex/forum/$1 [QSA,L]
RewriteRule ^page/(.*)$ viewPage.php?ID=$1 [QSA,L]
RewriteCond %{REQUEST_FILENAME} -f [OR]
RewriteCond %{REQUEST_FILENAME} -d
RewriteRule .+ - [L]
RewriteRule ^([^/]+)$ profile.php?ID=$1 [QSA,L]
</IfModule>
AddType application/vnd.adobe.air-application-installer-package+zip .air
AddType application/x-shockwave-flash .swf
<IfModule mod_deflate.c>
# Insert filter
SetOutputFilter DEFLATE
<IfModule mod_setenvif.c>
# Netscape 4.x has some problems...
BrowserMatch ^Mozilla/4 gzip-only-text/html
# Netscape 4.06-4.08 have some more problems
BrowserMatch ^Mozilla/4\.0[678] no-gzip
# MSIE masquerades as Netscape, but it is fine
BrowserMatch \bMSIE !no-gzip !gzip-only-text/html
# Don't compress images/archives/music/video/etc
SetEnvIfNoCase Request_URI \.(?:gif|jpe?g|png)$ no-gzip dont-vary
SetEnvIfNoCase Request_URI \.(?:exe|t?gz|zip|bz2|sit|rar)$ no-gzip dont-vary
SetEnvIfNoCase Request_URI \.(?:avi|mov|mp3|mp4|rm|flv|swf|mp?g)$ no-gzip dont-vary
</IfModule>
<IfModule mod_headers.c>
# Make sure proxies don't deliver the wrong content
Header append Vary User-Agent env=!dont-vary
</IfModule>
</IfModule>
<IfModule mod_expires.c>
# enable expirations
ExpiresActive On
# expire images/css/js/swf files after a month in the client's cache
ExpiresByType application/x-shockwave-flash "access plus 30 days"
ExpiresByType text/css "access plus 30 days"
ExpiresByType text/javascript "access plus 30 days"
ExpiresByType application/javascript "access plus 30 days"
ExpiresByType application/x-javascript "access plus 30 days"
ExpiresByType application/x-gzip "access plus 30 days"
ExpiresByType image/gif "access plus 30 days"
ExpiresByType image/jpeg "access plus 30 days"
ExpiresByType image/png "access plus 30 days"
ExpiresByType image/x-icon "access plus 30 days"
ExpiresByType image/vnd.microsoft.icon "access plus 30 days"
</IfModule>
Reading the issues you have, I believe there might be a caching issue.
Have you added anything (or your provider) that adds extra caching to your site? I believe javascript is cached by using headers or extra entries in the .htaccess file.