var sli = 0;

function insertNewSlide(isFinal)
{
     sli++;
     if (sli >= slide_titles.length) sli=0;
     var docslidehref = document.getElementById('slide_href')
     var docslideimg = document.getElementById('slide_image')

     docslideimg.setAttribute('src', slide_images[sli]);
     docslideimg.setAttribute('alt', slide_titles[sli]);
     docslideimg.setAttribute('title', slide_titles[sli]);

     docslidehref.setAttribute('href', slide_urls[sli]);
	 // remember that was changwd in past task

     return false
}