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 My_Change(objName) {
  var obj = MM_findObj(objName);
//  if (obj && (style.display.indexOf("style.")==-1 || obj.style)){
  	if (obj.style.display == 'none') obj.style.display = 'block';
	else obj.style.display = 'none';
//  }
}

function My_Change2(objName,img1,img2) {
  var obj = MM_findObj(objName);
  var obj2 = MM_findObj('m'+objName);
//  if (obj && (style.display.indexOf("style.")==-1 || obj.style)){
  	if (obj.style.display == 'none') {
		obj.style.display = 'block';
		obj2.src=img1;
	}
	else {
		obj.style.display = 'none';
		obj2.src=img2;
	}
//  }
}

function My_Select(name) {
  var obj1 = MM_findObj('main');
  var obj2 = MM_findObj('advanced');
	if (name == 'main') {
  		if (obj1.style.display == 'none') {
			obj1.style.display = 'block';
			obj2.style.display = 'none';
//			obj1.style.backgroundImage = '/img/tab_r_cur.gif';
			document.getElementById('mmain').style.backgroundImage = "url(img/tab_l_cur.gif)";
			document.getElementById('mmain2').style.backgroundImage = "url(img/tab_r_cur.gif)";
			document.getElementById('madvanced').style.backgroundImage = "url(img/tab_l.gif)";
			document.getElementById('madvanced2').style.backgroundImage = "url(img/tab_r.gif)";
		}
	} else {
  		if (obj2.style.display == 'none') {
			obj2.style.display = 'block';
			obj1.style.display = 'none';
//			var ob = MM_findObj('madvanced');
//			ob.class='current';
			document.getElementById('mmain').style.backgroundImage = "url(img/tab_l.gif)";
			document.getElementById('mmain2').style.backgroundImage = "url(img/tab_r.gif)";
			document.getElementById('madvanced').style.backgroundImage = "url(img/tab_l_cur.gif)";
			document.getElementById('madvanced2').style.backgroundImage = "url(img/tab_r_cur.gif)";
		}
	}
}