function changeto(highlightcolor){
source=event.srcElement
if (source.tagName=="TR"||source.tagName=="TABLE")
return
while(source.tagName!="TABLE")
source=source.parentElement
if (source.style.backgroundColor!=highlightcolor&&source.id!="ignore")
source.style.backgroundColor=highlightcolor
}

function changeback(originalcolor){
//source.style.background=""
if (event.fromElement.contains(event.toElement)||source.contains(event.toElement)||source.id=="ignore")
return
if (event.toElement!=source)
source.style.backgroundColor=originalcolor
}

var 
	j=0, p,
	list= new Array(),
	ttl= new Array(),
	url= new Array();

function seqSlideShow(t) {
  h = document.getElementById( "j" );
  j = h.value;
  j++;
  h.value = j;
  if (j>=list.length) {
	  j=0;
	  h.value = j;
  }
  document.seqSlideShow.src=list[j];
  y=document.getElementById( "v1b" );
  y.innerHTML = ttl[j];
  z=document.getElementById( "link1_slide_show" );
  z.href = url[j];
  z=document.getElementById( "link2_slide_show" );
  z.href = url[j];
  setTimeout("seqSlideShow("+t+",0)",t);
}

function voltaSlideShow(t) {
  h = document.getElementById( "j" );
  j = h.value;
  if (j >= 1) { j--; } else { if (j == 1) { j = 0; } else { j = list.length-1; } }
  h.value = j;
  document.seqSlideShow.src=list[j];
  y=document.getElementById( "v1b" );
  y.innerText = ttl[j];
  z=document.getElementById( "link1_slide_show" );
  z.href = url[j];
  z=document.getElementById( "link2_slide_show" );
  z.href = url[j];

}

function avancaSlideShow(t) {
  h = document.getElementById( "j" );
  j = h.value;
  if (j < (list.length-1)) { j++; } else { j = 0; }
  h.value = j;
  document.seqSlideShow.src=list[j];
  y=document.getElementById( "v1b" );
  y.innerText = ttl[j];
  z=document.getElementById( "link1_slide_show" );
  z.href = url[j];
  z=document.getElementById( "link2_slide_show" );
  z.href = url[j];

}