if ((navigator.appName.indexOf("Internet Explorer") != -1) && (navigator.userAgent.indexOf("Opera") == -1)){
	bw_type = "ie";
}else if (navigator.appName.indexOf("Netscape") != -1){
	bw_type = "nn";
	if (parseInt(navigator.appVersion) >= 5){
		bw_type += "6";
	}
}else if (navigator.userAgent.indexOf("Opera") != -1){
	bw_type = "op";
	if(navigator.userAgent.indexOf("Opera 7") != -1){
		bw_type += "7";
	}
}else{
	bw_type="other";
}
if(bw_type == "ie" || bw_type == "nn6" || bw_type == "op7"){
	bw_ok = true;
}else{
	bw_ok = false;
}

function top(){ window.scrollTo(0,0); }

function open_win(wURL, wName, wH, wW, wScroll)
{
	wURL=(wURL=='')?'about:blank':wURL;
	wName=(wName=='')?'defW':wName;
	wScroll=(wScroll>0)?1:0

	if(screen.width)
	{
		wX = (screen.width-wW)/2;
		if (wX < 0){ wX = 0;}
		wY = (screen.height-wH)/2;
		if (wY < 0){ wY = 0;}
	}
	else
	{
		wX = 0; wY = 0;
	}

	window.open(wURL, wName, "alwaysRaised=0,top="+wY+",left="+wX+",height="+wH+",width="+wW+",menubar=0,resizable=0,scrollbars="+wScroll+",status=0");
}

function w_print()
{
	window.open("print.php?Url="+escape(window.location));
}

function dosearch()
{
	if(document.form_s.q.value=='' || document.form_s.q.value.length<1)
	{
		alert('Введите ключевое слово');
	}else{
		document.form_s.submit()
	}
}