if you request js with ajax and eval it, if there is a document.write, the content of your page will be replaced by what you write.
On Thu, Jan 8, 2009 at 12:22 PM, Michal <[email protected]> wrote: > > I completely agree that document.write is bad (that's why I called it > a hackish method), but I'm unfamiliar with your reason about the blank > page, can you explain? > > Michal. > > On Jan 8, 10:42 am, "Thierry bela nanga" <[email protected]> wrote: > > using *document.write* is bad and should be avoided when you use ajax, > > > > you may have a blank page when you evaluate an expression after the page > has > > been loaded. > > > > instead you should use dom manipulation to load your js file. > > > > > > > > On Thu, Jan 8, 2009 at 11:37 AM, Michal <[email protected]> > wrote: > > > > > If it's ok for me to chime in. I use a way to minimize flashing (which > > > I use and like), and a bit of hack to completely remove flashing > > > (which I have used in the past, but I think no more). Both of these > > > leave content accessible to search engines and users without > > > Javascript. > > > > > To minimize flashing: > > > - In the CSS, create rules starting with ".js" that hide all your > > > content that you want hidden if JS active > > > - On domready, add the class .js to the body element. If this is the > > > first domready listener, this should minimize flashing. > > > > > To completely remove flashing: > > > - Has a CSS file with style that hides the content you want hidden, > > > but *don't* put this in your page. > > > - Instead, in the head section of your page, include a Javascript file > > > that uses document.write that writes the link tag to the page. This is > > > hackish, and won't work if the page is sent as application/xhtml+xml. > > > > > By the way neither of these methods are mine, but I forget where I saw > > > them. > > > > > Michal. > > > > > On Jan 8, 9:46 am, "Thierry bela nanga" <[email protected]> wrote: > > > > I had to make a choice, > > > > > > All the content is present on the page and is available to search > bot, > > > but > > > > some parts are hidden to avoid flashing and they are displayed by > > > removing > > > > the .hidden class. > > > > > > On Wed, Jan 7, 2009 at 11:07 PM, CroNiX <[email protected]> wrote: > > > > > > > You care if your site content is available to search bots but not > > > > > visitors? Strange... > > > > > > > On Jan 7, 6:55 am, "Thierry bela nanga" <[email protected]> wrote: > > > > > > yeah but, > > > > > > > > I use JS to build the page (tabs, etc), without it you'll have an > > > ugly > > > > > > content. the content remain available for search bots that's the > most > > > > > > important for me. > > > > > > > > On Wed, Jan 7, 2009 at 3:47 PM, Guillermo Rauch < > [email protected]> > > > > > wrote: > > > > > > > Which makes the content unavailable for people with CSS on but > JS > > > off. > > > > > > > > > On Wed, Jan 7, 2009 at 12:39 PM, Thierry bela nanga < > > > [email protected] > > > > > >wrote: > > > > > > > > >> my method to avoid this is to hide content initially with css, > i > > > > > define a > > > > > > >> class .hidden {display: none} and then I use the domready to > > > remove > > > > > the the > > > > > > >> class. > > > > > > > > >> On Wed, Jan 7, 2009 at 3:01 PM, keif <[email protected]> > > > wrote: > > > > > > > > >>> FUC = Flash of Unstyled/Unrendered Content > > > > > > > > >>> This cropped up mainly because of an alphaPNG script, > extended > > > > > > >>> elements script, and a couple other scripts that modifed the > > > page. > > > > > > > > >>> On Jan 5, 7:46 am, Michal <[email protected]> wrote: > > > > > > >>> > FUC?? I think maybe I'm not that good with those internet > > > > > acronyms.... > > > > > > > > >>> > On Jan 5, 12:32 pm, keif <[email protected]> wrote: > > > > > > > > >>> > > With putting scripts at the bottom, it's been more of a > > > "YMMV" > > > > > > >>> > > approach - I can't find the yahoo article, but it's been > > > > > discussed > > > > > > >>> > > more than once that many people say "put it in the > footer" > > > when > > > > > it's > > > > > > >>> > > not a practice they follow themselves because of certain > > > issues > > > > > (one > > > > > > >>> > > thing I've noticed, loading all JS in the footer causes > FUC > > > > > > >>> > > sometimes). > > > > > > > > >>> > > -keif > > > > > > > > >>> > > On Jan 5, 5:38 am, Nicolas Trani <[email protected]> > wrote: > > > > > > > > >>> > > > Hi, > > > > > > > > >>> > > > @Michal : > > > > > > >>> > > > Putting scripts at bottom speed up your page loading, i > > > suggest > > > > > you > > > > > > >>> to > > > > > > >>> > > > read this : > > > > > > >>>http://developer.yahoo.com/performance/rules.html#js_bottom > > > > > > > > >>> > > > @Wanlee : > > > > > > >>> > > > I suggest you to continue to use domready anyway. > > > > > > > > >>> > > > Maye be you can post a page to show your code? > > > > > > > > >>> > > > Regards. > > > > > > > > >>> > > > Michal a écrit : > > > > > > > > >>> > > > > Are you saying that 'domready' fires too early, > before > > > the > > > > > html > > > > > > >>> is > > > > > > >>> > > > > ready? This sounds strange. It could be: > > > > > > > > >>> > > > > - A bug with domready. I suspect this is unlikely as > this > > > is > > > > > so > > > > > > >>> > > > > heavily used and tested. But if you can construct a > > > testcase, > > > > > > >>> post a > > > > > > >>> > > > > bug in lighthouse. > > > > > > >>> > > > > - A bug with your code somewhere: are you sure > everything > > > > > that > > > > > > >>> > > > > accesses the DOM is inside a domready listener? > > > > > > > > >>> > > > > I have seen advice somewhere on the internet that > says > > > you > > > > > should > > > > > > >>> put > > > > > > >>> > > > > Javascript at the bottom of the html, but it's never > > > quite > > > > > sat > > > > > > >>> well > > > > > > >>> > > > > with me, it seems a bit hackish, but I don't quite > know > > > why. > > > > > I > > > > > > >>> always > > > > > > >>> > > > > put it in the head, with a domready. Maybe others > have > > > other > > > > > > >>> > > > > suggestions... > > > > > > > > >>> > > > > There is the 'load' event, that waits for all images > to > > > load > > > > > as > > > > > > >>> well, > > > > > > >>> > > > > you could try that, but I suspect that there is > something > > > > > else > > > > > > >>> afoot. > > > > > > > > >>> > > > > Can you post a link to the page you're talking about? > > > > > > > > >>> > > > > Michal. > > > > > > > > >>> > > > > On Jan 5, 8:32 am, wanlee <[email protected]> > > > wrote: > > > > > > > > >>> > > > >> I'm writing a few functions for sliders and json > > > requests > > > > > and it > > > > > > >>> > > > >> appears that the javascript is loading faster than > the > > > html > > > > > > >>> causing > > > > > > >>> > > > >> the slider to not initialize. it doesn't happen on > every > > > > > page > > > > > > >>> load but > > > > > > >>> > > > >> more so in safari. > > > > > > > > >>> > > > >> moving my script tags to the bottom of the html > solves > > > the > > > > > > >>> problem. is > > > > > > >>> > > > >> this normal or could there be something wrong with > my > > > code? > > > > > > >>> should i > > > > > > >>> > > > >> use something other than 'domready'? > > > > > > > > >>> > > > >> take swing! > > > > > > > > >>> > > > -- > > > > > > >>> > > > Nicolas Trani - web engineer > > > > > > >>> > > > Weelya - Improve the web > > > > > > >>> > > > 32 rue du faubourg boutonnet > > > > > > >>> > > > 34090 Montpellier > > > > > > >>> > > > Tel/Fax : 04 67 169 778http://www.weelya.com > > > > > > > > >>> > > > Notre agence sera fermée du 12 au 16 janvier 2009 > > > > > > > > >> -- > > > > > > >> fax : (+33) 08 26 51 94 51 > > > > > > > > > -- > > > > > > > Guillermo Rauch > > > > > > >http://devthought.com > > > > > > > > -- > > > > > > fax : (+33) 08 26 51 94 51 > > > > > > -- > > > > fax : (+33) 08 26 51 94 51 > > > > -- > > fax : (+33) 08 26 51 94 51 > -- fax : (+33) 08 26 51 94 51
