function qs(el) {
	if(window.RegExp && window.encodeURIComponent){
	var ue = el.href,qe = encodeURIComponent(document.f.q.value);
	qe.getAttribute("href");
	if(ue.indexOf("q=") != -1) {
	el.href = ue.replace(new RegExp("q=[^&$]*"),"q=" + qe);
	}else{el.href = ue + "&q=" + qe;}
	}
	return 1;
}

if (navigator.appName.indexOf("Internet Explorer") != -1) 
document.onmousedown = noright;
function noright()
{
if (event.button == 2 | event.button == 3)
{
history.go(0); 
}
}