Thanks for your replies everyone, much appreciated. All working well now.
Cheers
Paul
On 21/06/07, Thierry Koblentz <[EMAIL PROTECTED]> wrote:
> On Behalf Of Paul Collins
> I have a script that adds colours to a all the columns in a table. It
> works fine, the only problem is, it is trying to apply the code to all
> pages, when the table is only on a couple. So when I am viewing all
> other pages, it comes up with this error:
>
> document.getElementById(tableID) has no properties
>
> So, what I would like to do, is add a checker to the script to see if
> the table actually exists before doing the rest of the code.
> Unfortunately, I am a novice to this and I've been stuffing around for
> a while and can't get it to work.
>
> Here is the teh script, it is worth mentioning that this is the only
> table on the site, so that may help with the re-working of the code,
> although it would be nice to have a checker that looks for the
> specific table id.
>
> Thanks in advance:
>
> // script to add alternating table background colours
> var
> colors=["#E5D9DB","#C5D3D8","#DBCBBE","#E9DBC7","#D4E0E0","#C5CEC7"];
> function alternateRows(tableID,numberOfColors,colorArray){
> var
> trs=document.getElementById(tableID).getElementsByTagName("TD");
> len=trs.length;
> var myColors=colorArray.slice(0,numberOfColors);
> while(len--){
>
> trs[len].style.backgroundColor=colors[len%myColors.length];
> }
> }
>
> // add onload event
> addLoadEvent(function() {
> alternateRows("caseStudiesTable",6,colors);
> }
> );
Try this:
addLoadEvent(function() {
if(document.getElementById("caseStudiesTable"))
alternateRows("caseStudiesTable",6,colors);
}
---
Regards,
Thierry | www.TJKDesign.com
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