function getid(obj)
		{
			return document.getElementById(obj);
		}
		
		function gettag(obj,tag,name)
		{
			var t = obj.getElementsByTagName(tag);
			var list = new Array();
			for(i=0;i<t.length;i++)
			{
				if(t[i].getAttribute("name") == name )
				{
					list[list.length] = t[i];
				}
			}
			return list;
		}
		
		function changeFod(obj,info,name)
		{
			var p = obj.parentNode.getElementsByTagName("div");
			var f1 = getid(info);
			var t = gettag(f1,"div",name);
			for(i=0;i<p.length;i++)
			{
				if(p[i] == obj)
				{
					p[i].className = "overclass";
					t[i].className = "dis";
				}
				else
				{
					p[i].className = "outclass";
					t[i].className = "undis";				
				}
			}
		}
		
		function changeFodb(obj,info,name)
		{
			var p = obj.parentNode.getElementsByTagName("div");
			var f1 = getid(info);
			var t = gettag(f1,"div",name);
			for(i=0;i<p.length;i++)
			{
				if(p[i] == obj)
				{
					p[i].className = "overclass";
					t[i].className = "dis";
				}
				else
				{
					p[i].className = "outclass";
					t[i].className = "undis";				
				}
			}
		}