Javascript Functioning slow in firefox

Javascript Functioning slow in firefox

hi Guys, i have developped a website using the[url=http://www.coastworx.com/bookflip.php] Javascript BookFlip
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URL: http://www.gunwebsystems.biz/ViewCatalog.aspx?catID=57

Everything works fine but when i have too many pages on my site..it flips very slowly in firefox..but works well in IE7, chrome, n safari. could somebody help me on this.