var lastmessageSrcindex=-1;
var lastgroupSrcindex=-1;
img1=new Image();
img1.src="gfx/plus.gif";
img2=new Image();
img2.src="gfx/minus.gif";
img3=new Image();
img3.width=10;
img3.height=14;
img3.src="p.gif";
img4=new Image();
img4.width=10;
img4.height=14;
img4.src="r.gif";
img5=new Image();
img5.width=9;
img5.height=10;
img5.src="a.gif";
img6=new Image();
img6.width=9;
img6.height=9;
img6.src="n.gif";
function change(){
 if(!document.all) return;
 var id=event.srcElement.id,srcIndex = event.srcElement.sourceIndex,i,v_id;
 if(id=="fli" || id=="z" || id.substring(0,1)=="t"){
  for(i=srcIndex; document.all[i].id!="ful"; i++);
  var v_ul=document.all[i];
  for(i=srcIndex; (v_id=document.all[i].id)!="fli" && v_id.substring(0,1)!="t"; i--);
  var v_li=document.all[i];
  if(v_ul.style.display=="none"){
   v_ul.style.display='';
   v_li.style.listStyleImage="url(gfx/minus.gif)";
  }else{
   v_ul.style.display="none";
   v_li.style.listStyleImage="url(gfx/plus.gif)";
  }
 }
 if(id=="x" || id=="y" || id=="g" || id=="cg" || id=="m" || id=="c"|| id=="u"){
  var step=1;
  if(id=="y") step=-1;
  for(i=srcIndex; ((v_id=document.all[i].id)!="z")&&(v_id!="g")&&(v_id!="cg")&&(v_id!="m")&&(v_id!="c")&&(v_id!="u");i+=step);
  var subject=document.all[i],lastSubjectSrcindex;
  if(v_id=="m" || v_id=="c" || v_id=="u"){
   lastSubjectSrcindex=lastmessageSrcindex;
   lastmessageSrcindex=i;
  }else{
   lastSubjectSrcindex=lastgroupSrcindex;
   lastgroupSrcindex=i;
  }
  if(lastSubjectSrcindex!=-1){
   document.all[lastSubjectSrcindex].style.color="Black";
   document.all[lastSubjectSrcindex].style.background="White";
  }
  subject.style.color="Black";
  subject.style.background= "#99ddff";
  if((subject.id=="u" && subject.style.fontWeight!="normal")){
   subject.style.fontWeight="normal";
   for(i=lastmessageSrcindex;(i>=0)&&(document.all[i].id!="p");i--);
   if(i>0)document.all[i].src="r.gif";
   if(parent.groups){
	document.all["uc"+group].innerText=parseInt(document.all["uc"+group].innerText)-1
    parent.groups.document.all["uc"+group].innerText=parseInt(parent.groups.document.all["uc"+group].innerText)-1
   }
  }
 }
}
document.onclick=change

function forum_search(formname) {
	if (document[formname]) {
		document[formname].submit();
	}
	return (false);
}