/*alert(screen.availWidth);*/
function ChoixCSS() {
	var css = "";
	var W = screen.availWidth;
	var H = screen.availHeight;
	var browserName = navigator.appName;
	var browserVer = navigator.appVersion;
	var platform = navigator.platform;
	var UA = navigator.userAgent;
	if (UA.indexOf('Opera')!=-1) { browserName='Opera'; }

	switch (browserName) {
		case 'Microsoft Internet Explorer':			
			if (W>=640 && W<1152) { css = "europa-hp.css"; }
		  else if (W>=1152 && W<1280) { css = "europa-hp-hires.css"; }
		 	    else if (W>=1280) { css = "europa-hp-shires.css"; }
			break;
		case 'Opera':
			if (W>=640 && W<1024) { css = "europa-hp-opera-lores.css"; }
		  else if (W>=1024 && W<1280) { css = "europa-hp-opera-medres.css"; }
			    else if (W>=1280) { css = "europa-hp-shires.css"; }
			break;				
		default:
			if (W>1024) { css = "europa-hp-shires.css"; }
			else { css = "europa-hp.css"; }					
	}
	document.write("<link rel='StyleSheet' type='text/css' href='/stylesheets/hp/" + css + "'>");
}

ChoixCSS();