On 24/06/2009, at 7:50 AM, Remember the dot wrote: > On Tue, Jun 23, 2009 at 8:37 AM, Roan Kattouw > <[email protected]> wrote: >> >> 2009/6/23 Brianna Laugher <[email protected]>: >>> Also, for inline images without explicitly defined tooltips, the >>>> image name is used as the tooltip even though it is also shown in >>>> the URL >>>> when mousing over the image. Neither of these automatic tooltips >>>> are really >>>> useful, and they slow down page load time on image-heavy pages. >>> >>> They might not be useful for you, but they are useful for others. On >>> what basis do you say they slow down page load time? I would be >>> surprised to find that supplying or not supplying alt text made any >>> difference. >>> >> You're right, this sounds like absolute nonsense. The time it takes >> to >> set and/or display these tooltips is nothing compared to the time it >> takes to download and display the images themselves. Image-heavy >> pages >> load slowly because they contain a lot of images (surprise!), most >> other factors are negligible. > > I thought someone might say that. Perhaps I care more about > performance because I've had to endure several insufferably slow > connections, and I don't want to waste limited bandwidth downloading > redundant tooltips. Sometimes I even turn images off to improve speed, > but the tooltips, as part of the page, must still be downloaded.
The slowest connection I can possibly imagine you using is 14.4 kB/s. At this rate, you could still download fifteen unnecessary tooltips per second (with the perhaps unjustified assumption that there are few tooltips over 1kB). -- Andrew Garrett Contract Developer, Wikimedia Foundation [email protected] http://werdn.us _______________________________________________ Wikitech-l mailing list [email protected] https://lists.wikimedia.org/mailman/listinfo/wikitech-l
