function goPortfolio(val, depth) {
	var prefix="";
	for(x=0; x<depth; x++) { prefix=prefix+"../"; }
	if(val!="-") { location.href = prefix+"portfolio.asp?b="+val; }
	}
function goBrowse(val, depth) {
	var prefix="";
	for(x=0; x<depth; x++) { prefix=prefix+"../"; }
	if(val!="-") { location.href = prefix+val; }
	}