function showhide(layer_ref)
{ 
	var state;
	
	if (document.all)
	{ //IS IE 4 or 5 (or 6 beta) 
		eval( "state = document.all." + layer_ref + ".style.display");
		if(state == "block" || state == "" || state == null)
			state = "none";
		else
			state = "block";
			
		eval( "document.all." + layer_ref + ".style.display = state"); 
	} 
	
	else if (document.layers)
	{ //IS NETSCAPE 4 or below 
		state = document.layers[layer_ref].display;
		if(state == "block" || state == "" || state == null)
			state = "none";
		else
			state = "block";
			
		document.layers[layer_ref].display = state; 
	} 
	
	else if (document.getElementById && !document.all)
	{ 
		var hza = document.getElementById(layer_ref); 
		state = hza.style.display; 
		
		if(state == "block" || state == "" || state == null)
			state = "none";
		else
			state = "block";
		
		hza.style.display = state;
	}
} 	

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];}
}

function popup(url,title,width,height) 
{
 //var width  = 180;
 //var height = 450;
 var left   = (screen.width  - width)/2;
 var top    = (screen.height - height)/2;
 var params = 'width='+width+', height='+height;
 params += ', top='+top+', left='+left;
 params += ', directories=no';
 params += ', location=no';
 params += ', menubar=no';
 params += ', resizable=yes';
 params += ', scrollbars=no';
 params += ', status=no';
 params += ', toolbar=no';
 newwin=window.open(url,title, params);
 if (window.focus) {newwin.focus()}
 return false;
}


// Added for DIQ
function DIQ_popup(url, title, width, height) {
    var left = (screen.width - width) / 2;
    var top = (screen.height - height) / 2;
    var params = 'width=' + width + ', height=' + height;
    params += ', top=' + top + ', left=' + left;
    params += ', directories=no';
    params += ', location=no';
    params += ', menubar=no';
    params += ', resizable=no';
    params += ', scrollbars=no';
    params += ', status=no';
    params += ', toolbar=no';
    newwin = window.open(url, title, params);
    if (window.focus) { newwin.focus() }
    return false;
}