function hyperlink(url) {
window.location=url;
}

function hyperlink_blank(url) {
window.open(url,'_blank');
}

function color(sender) {
sender.style.backgroundColor="#666";
}

function uncolor(sender) {
sender.style.backgroundColor="";
}



function showBenefits(index) {
	var total = 1

	// hide all targets
	var trgts = document.getElementById('benefits_target').getElementsByTagName('div');
	for (var i=0; i<trgts.length; i++ ) {
		trgts[i].className = "passive";
	}
	// uncolor all sources
	var srcs = document.getElementById('benefits_source').getElementsByTagName('div');
	for (var i=0; i<srcs.length; i++ ) {
		srcs[i].className = "passive";
	}

	document.getElementById('benefits_trgt_'+index).className = "active";
	document.getElementById('benefits_src_'+index).className = "active";
}