function opensubs(id,o,v){
	if(document.getElementById('subimg'+id).src.substr(document.getElementById('subimg'+id).src.length-27,27)=="/i/catalog_arrow_closed.png"){  
		document.getElementById('subimg'+id).src="/i/catalog_arrow_opened.png";
	} else {
		document.getElementById('subimg'+id).src="/i/catalog_arrow_closed.png";
	}
	objs=document.getElementById("cattree").getElementsByTagName("div");
	for(i=0; i<objs.length; i++){
		if(objs[i].getAttribute('parentID')!=null){
			if(objs[i].getAttribute('parentID')==id){
				if(objs[i].style.display=='none'){
					objs[i].style.display='block';
					
				} else {
					objs[i].style.display='none';
					
					objss=document.getElementById("cattree").getElementsByTagName("div");
					for(j=0; j<objss.length; j++){
						if(objss[j].getAttribute('parentID')!=null){
							if(objss[j].getAttribute('parentID')==objs[i].getAttribute("currID")){
									objss[j].style.display='none';
							}
						}
					}
				}
			}
		}
	}
}