function MM_openBrWindow(theurl,winname,features) { //v2.0
  window.open(theurl,winname,features);
}

function findObj(n, d) { 
  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;
}


//toggle display
function changeProp(objName) {
	var body = findObj(objName);	
	if (body.style.display == "none") {
		body.style.display = "block";
	} else {
		body.style.display = "none";
	}
}

//toggle visibility
function changeVis(objName) {
	var body = findObj(objName);	
	if (body.style.visibility == "visible") {
		body.style.visibility = "hidden";
	} else {
		body.style.visibility = "visible";
	}
}