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 MM_changeProp(objName,x,theProp,theValue) { //v6.0
  var obj = MM_findObj(objName);
  if (obj && (theProp.indexOf("style.")==-1 || obj.style)){
    if (theValue == true || theValue == false)
      eval("obj."+theProp+"="+theValue);
    else eval("obj."+theProp+"='"+theValue+"'");
  }
}

function hide_scroll() {
	var bname = navigator.appName;
	if (bname == "Microsoft Internet Explorer")
  	{
		MM_changeProp('menubar','','style.height','400px','DIV')
 	}
	else
	{
		MM_changeProp('menubar','','style.height','400px','DIV')
  	}
	
}

function show_scroll() {
	var bname = navigator.appName;
	if (bname == "Microsoft Internet Explorer")
  	{
		MM_changeProp('menubar','','style.height','45px','DIV')
 	}
	else
	{
		MM_changeProp('menubar','','style.height','45px','DIV')
  	}
}