function openw(url,wn,tb,wt,ht,dr,st,sc,rs,mn) {

	var prop = ("toolbar=" + tb + ",width=" + wt + ",height=" + ht + ",directories=" + dr + ",status=" + st + ",scrollbars=" + sc + ",resizable=" + rs + ",menubar=" + mn);
	window.open(url,wn,prop);

   }  

function toggleLayer(_w,_h) {

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

  if (isDOM)
  {
    if (_h=='s') { document.getElementById(_w).style.display = 'block'; document.getElementById(_w).style.visibility='visible'; }
    if (_h=='h') { document.getElementById(_w).style.display = 'none'; document.getElementById(_w).style.visibility='hidden'; }
  }
  else if (isIE) {
    if (_h=='s') { eval("document.all."+_w+".style.display='block';"); eval("document.all."+_w+".style.visibility='visible';"); }
    if (_h=='h') { eval("document.all."+_w+".style.display='none';"); eval("document.all."+_w+".style.visibility='hidden';"); }
  }
  else if(isNS4)
  {
    if (_h=='s') { eval("document.layers['"+_w+"'].display='block';"); eval("document.layers['"+_w+"'].visibility='show';"); }
    if (_h=='h') { eval("document.layers['"+_w+"'].display='none';"); eval("document.layers['"+_w+"'].visibility='hide';"); }
  }
}

function radioValue(radioButton) {

   for (x = 0; x <= radioButton.length; x++) {
      if (radioButton[x].checked == true) return radioButton[x].value; 
      } 
   return radioButton.value;
   }