// If Operas 1.0
// Add a CSS if the navigator is Opera browser
// Author Francesco Terenzani http://www.terenzani.it
// Example of usage http://www.terenzani.it/27/filtri-css-opera-browser/#sniffing-js
// licence http://creativecommons.org/licenses/by-nc-sa/2.5/

function if_opera(url){
    if(is_opera()){
        //AddCss(url)
		return true;
    }
}
function is_opera(version, param){
    if (version == null){
      var version = '';
    }
    var agt = navigator.userAgent.toLowerCase();
    if (param == null){
        return (agt.indexOf("opera "+version) != -1 || agt.indexOf("opera/"+version) != -1);
    } else {
        var vers = parseInt(agt.charAt(agt.indexOf("Opera")+7));
        if (param == 'gte'){
            return (vers >= version);
        }
        else if (param == 'gt'){
            return (vers > version);
        }
        else if (param == 'lte'){
            return (vers <= version);
        }
        else if (param == 'lt'){
            return (vers < version);
        }
    }
}



var str = navigator.appVersion;
if(str.search(/MSIE 6.0/) != -1)
document.write("<link rel=\"stylesheet\" href=\"common/genovatune_IE6.css\" type=\"text/css\" media=\"screen\" />");	
else if(if_opera())
document.write("<link rel=\"stylesheet\" href=\"common/genovatune_opera.css\" type=\"text/css\" media=\"screen\" />");	
else document.write("<link rel=\"stylesheet\" href=\"common/genovatune.css\" type=\"text/css\" media=\"screen\" />");