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();
}