// JavaScript Document

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
	}

function switch_style(obj) {
	for (i=0;i<buttons.length; i++) {
		state = (obj==buttons[i]) ? "on" : "off";
		myLayer = MM_findObj(buttons[i]);
		myLink =  MM_findObj(buttons[i] +"link");
		myLayer.className = "button-" + state;
		myLink.className = "link-" + state;
		}
	}