function MM_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 && document.getElementById) x=document.getElementById(n); return x;
}
function MM_showHideLayers() {
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
	if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v='hide')?'hidden':v; }
	obj.visibility=v; }
}
function changeStyleMain(id) {
	obj = MM_findObj(id);
	style = obj.className;
	if (style == "mainmenu") {
		obj.className = "mainmenuOn";
	}else{
		obj.className = "mainmenu";
	}
}
function changeStyle(id) {
	obj = MM_findObj(id);
	style = obj.className;
	if (style == "submenu") {
		obj.className = "submenuOn";
	}else{
		obj.className = "submenu";
	}
}
function MM_checkWidth(id) {
	obj = MM_findObj(id);
	w = obj.offsetWidth;
	return w;
}
function MM_setMarginLeft(id, w) {
	obj = document.getElementById(id);
	obj.style.marginLeft=w+'px';
}