function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

function MM_goToURL() { //v3.0
  var i, args=MM_goToURL.arguments; document.MM_returnValue = false;
  for (i=0; i<(args.length-1); i+=2) eval(args[i]+".location='"+args[i+1]+"'");
}

function MM_displayStatusMsg(msgStr) { //v1.0
  status=msgStr;
  document.MM_returnValue = true;
}


function na_form_clear(fname, type_name) 
{
  if (document.forms[fname].elements[type_name].value = document.forms[fname].elements[type_name].defaultValue) {
    document.forms[fname].elements[type_name].value = "";
  }
}
function doClick(o){
	 o.className="nav_current";
	 var j;
	 var id;
	 var e;
	 for(var i=1;i<=8;i++){
	   id ="nav"+i;
	   j = document.getElementById(id);
	   e = document.getElementById("sub"+i);
	   if(id != o.id){
	   	 j.className="nav_link";
	   	 e.style.display = "none";
	   }else{
			e.style.display = "block";
	   }
	 }
	 }
function doClick_down(o){
	 o.className="down_current";
	 var j;
	 var id;
	 var e;
	 for(var i=1;i<=8;i++){
	   id ="down"+i;
	   j = document.getElementById(id);
	   e = document.getElementById("d_con"+i);
	   if(id != o.id){
	   	 j.className="down_link";
	   	 e.style.display = "none";
	   }else{
		e.style.display = "block";
	   }
	 }
	 }