function browserCSSDetection(){
	var ua = navigator.userAgent.toLowerCase();
	var is = function(t){ return ua.indexOf(t) != -1; };

	var b = (!(/opera|webtv/i.test(ua)) && /msie (\d)/.test(ua)) ?
		 	('ie'+RegExp.$1) :
		   	is('opera/9')? 'opera' :
		   	is('konqueror')?'konqueror' :
		   	is('applewebkit/') ? 'safari' :
		   	is('gecko/')? 'gecko': 
			is('mozilla/')? 'mozilla':'';
	var os=(is('x11')||is('linux'))?'lnx':
			is('mac')?'mac':
			is('win')?'win':'';
	var css = {browser:b, system:os};
	return css;
}

var br = browserCSSDetection();
if(document.createStyleSheet) {
	document.createStyleSheet(host+'css/'+br.browser+'.css');
	document.createStyleSheet(host+'css/'+br.system+'.'+br.browser+'.css');
}else {	
	var styles = "@import url('"+host+"css/"+br.browser+".css ');";
	var newSS	= document.createElement('link');
	newSS.rel	= 'stylesheet';
	newSS.href	= 'data:text/css,'+escape(styles);
	document.getElementsByTagName("head")[0].appendChild(newSS);

	var styles2 = "@import url('"+host+"css/"+br.system+"."+br.browser+".css ');";
	var newSS2	= document.createElement('link');
	newSS2.rel	= 'stylesheet';
	newSS2.href	= 'data:text/css,'+escape(styles2);
	document.getElementsByTagName("head")[0].appendChild(newSS2);
}

function apri(url, w, h) {
	var windowprops = "width=" + w + ",height=" + h;
	popup = window.open(url,'remote',windowprops);
}