function est(d){
var elem=document.getElementById(d);
if(elem!=undefined)
	elem.style.display="block";
	}
function net(d){
var elem=document.getElementById(d);
if(elem!=undefined)
	elem.style.display="none";
	}
function show (objstr,nest){
	curObj = objstr;
	curNest = (nest) ? nest : null;
	getStyle(objstr,nest).visibility = "visible";
	active = true;
}
function hide (){
	getStyle(curObj,curNest).visibility = "hidden";
	active = false;
}
function openWindow(target, width, height, left, top )
{
	str="width="+width+", height="+height+", left="+left+", top="+top+", resizable=no,status=1";
  	w1=window.open(target, "", str);
}
function openWindowScr(target, width, height, left, top )
{
	str="width="+width+", height="+height+", left="+left+", top="+top+", resizable=1, scrollbars=1, status=1";
  	w1=window.open(target, "", str);
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

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_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}