function sc(id)
{
	var elem = document.getElementById('nav-' + id);
	var arrelem = document.getElementById('arr-' + id);
	var subelem = document.getElementById('nav-sub-' + id);
	if(subelem.className=='hide')
	{
		//close all sub-cat navbars
		for(i=0;i<document.getElementsByTagName('div').length;i++)
		{
			if(document.getElementsByTagName('div')[i].id.indexOf('nav-sub-')>-1){document.getElementsByTagName('div')[i].className='hide';}
		}
		for(i=0;i<document.getElementsByTagName('a').length;i++)
		{
			if(document.getElementsByTagName('a')[i].id.indexOf('nav-')>-1){document.getElementsByTagName('a')[i].className='up';}
		}
		for(i=0;i<document.getElementsByTagName('img').length;i++)
		{
			if(document.getElementsByTagName('img')[i].id.indexOf('arr-')>-1){document.getElementsByTagName('img')[i].src='/images/arrd_w.gif';}
		}
		elem.className='down';
		arrelem.src='/images/arrd_b.gif';
		subelem.className='show';
	}else{
		elem.className='up';
		arrelem.src='/images/arrd_w.gif';
		subelem.className='hide';
	}
}

function puImg(piid)
{
	var win = window.open('/image.asp?id=' + piid,'img' + piid,'height=300,width=300,scrollbars=yes,resizable=yes');
}

function wO(url,nme,args)
{
	var win = window.open(url,nme,args);
	win.focus();
}

function resizeWin(elem, caption)
{
	var el = document.getElementById(elem)
	var w = el.width+40;
	var h = el.height+75;
	if(caption) h+=25;
	window.resizeTo(w,h);
}
function maskKeyPress(objEvent) 
{
    var iKeyCode;   
	if (objEvent.keyCode) { 
	iKeyCode = objEvent.keyCode; 
	} 
	else { 
	iKeyCode = objEvent.which; 
	}; 
    if((iKeyCode>=48 && iKeyCode<=57)||(iKeyCode==8)||(iKeyCode==46)) return true;
    return false;
}
function changeDel()
{
	document.getElementById("recalcBtn").click();
}
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];}
}