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_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_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

//Define global form total:
	var form_total=0;
	
	//Define function to manipulate the form total per item selected/deselected:
	function CheckChoice(whichbox)  
		{

		//If box was checked, accumulate the checkbox value as the form total,
		//Otherwise, reduce the form total by the checkbox value:
		if (whichbox.checked == false)
			{ form_total -= eval(whichbox.value); }
		else 	{ form_total += eval(whichbox.value); }				

		//Re-set displayed total on form:
		document.myform.total.value = eval(form_total);

		}

	//Define function to init the form on reload:
	function InitForm()
		{
		//Reset the displayed total on form:
		document.myform.total.value='0';
	
		//Set all checkboxes on form to unchecked:
		for (xx=0; xx < document.myform.elements.length; xx++)
		   {
		   if (document.myform.elements[xx].type == 'checkbox')
			{ 
			document.myform.elements[xx].checked = false;
			}
		   }
		}