I already found this userscript which i am currently modifying to fit my needs
Op vrijdag 12 december 2014 08:45:13 UTC+1 schreef Chris Simon: > > I ahev a site which includes a iframe (from the same domain), which > includes an iframe (from the same domain) which contains the class i want > to modify. > > Small snippet: > Frame 1: > > <iframe class="gridmainbar" id="outergridframe" name="outergridframe" > src="/tas/secure/grid?gridpart=gridanddetailframe&key=sm1418305695455" > frameborder="no"></iframe> > > Frame 2 inside Frame 1: > <iframe frameBorder='0' id="gridframe" name="gridframe" > src="/tas/secure/grid?gridpart=gridframe&key=sm1418305695455"></iframe> > Frame 3 inside frame 2: > <iframe frameBorder='0' id="columns" > src="/tas/secure/grid?gridpart=columns&key=sm1418305695455"></iframe> > > Snippet from inner most iframe: > <span class="overduealert" line="36">Hardware</span> > > I want to be able to change the css for the class overdue alert. > > Small sample how this site is build: > <html> > <iframe 1> > <iframe 2> > <iframe 3> > <span i want to alter css of> > </iframe 3> > </iframe 2> > </iframe 1> > </html> > > How can i change the css using a greasemonkey scripts of the inner most span. > > -- You received this message because you are subscribed to the Google Groups "greasemonkey-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/greasemonkey-users. For more options, visit https://groups.google.com/d/optout.
