var newWin = null; 
function popUp(strURL, strType, strHeight, strWidth) { 
 if (newWin != null && !newWin.closed) 
   newWin.close(); 
 var strOptions=""; 
 if (strType=="mediaplayer") 
   strOptions="height="+strHeight+",width="+strWidth;
 if (strType=="terms") 
   strOptions="scrollbars,"+"resizable,height="+strHeight+",width="+strWidth;
 if (strType=="address") 
   strOptions="height="+strHeight+",width="+strWidth; 
 newWin = window.open(strURL, 'newWin', strOptions); 
 newWin.focus(); 
}

var isIE=document.all?true:false;
var isDOM=document.getElementById?true:false;
var isNS4=document.layers?true:false;

function togglenav(_w,_h) {
  if (isDOM)
  {
    if (_h=='s') document.getElementById(_w).style.display='block';
    if (_h=='h') document.getElementById(_w).style.display='none';
  }
  else if (isIE) {
    if (_h=='s') eval("document.all."+_w+".style.display='block';");
    if (_h=='h') eval("document.all."+_w+".style.display='none';");
  }
  else if(isNS4)
  {
    if (_h=='s') eval("document.layers['"+_w+"'].display='block';");
    if (_h=='h') eval("document.layers['"+_w+"'].display='none';");
  }
}

function toggleinfopanel(_w,_h,_lp) {
  if (isDOM)
  {
	if (_h=='s') document.getElementById(_w).style.left=_lp+"px";
    if (_h=='h') document.getElementById(_w).style.left='-9999px';
 }	
  else if (isIE) {
    if (_h=='s') eval("document.all."+_w+".style.left='"+_lp+"px';");		
    if (_h=='h') eval("document.all."+_w+".style.left='-9999px';");
  }
  else if(isNS4)
  {
	if (_h=='s') eval("document.layers['"+_w+"'].left='"+_lp+"px';");
    if (_h=='h') eval("document.layers['"+_w+"'].left='-9999px';");

  }
}