<!-- inicio
function SistemaOperativo() {
if (navigator.userAgent.indexOf('IRIX') != -1) {var SO = "Irix" }
else if ((navigator.userAgent.indexOf('Win') != -1) && (navigator.userAgent.indexOf('98') != -1)) {var SO= "Windows 98"}
else if ((navigator.userAgent.indexOf('Win') != -1) && (navigator.userAgent.indexOf('95') != -1)) {var SO= "Windows 95"}
else if (navigator.appVersion.indexOf("16") !=-1) {var SO= "Windows 3.1"}
else if (navigator.userAgent.indexOf("NT 5.1") !=-1) {var SO= "Windows XP"}
else if (navigator.userAgent.indexOf("NT 5.2") !=-1) {var SO= "Windows Server 2003"}
else if (navigator.userAgent.indexOf("NT 5") !=-1) {var SO= "Windows 2000"}
else if (navigator.userAgent.indexOf("NT 6") !=-1) {var SO= "Windows Vista"}
else if (navigator.appVersion.indexOf("NT") !=-1) {var SO= "Windows NT"}
else if (navigator.appVersion.indexOf("SunOS") !=-1) {var SO= "SunOS"}
else if (navigator.appVersion.indexOf("Linux") !=-1) {var SO= "Linux"}
else if (navigator.userAgent.indexOf('Mac') != -1) {var SO= "Macintosh"}
else if (navigator.appName=="WebTV Internet Terminal") {var SO="WebTV"}
else if (navigator.appVersion.indexOf("HP") !=-1) {var SO="HP-UX"}
else {var SO= "No identificado"}
return SO;}


var SO= SistemaOperativo();

if(SO=="Macintosh" || SO=="Linux" || SO=="WebTV" || SO=="SunOS" || SO=="HP-UX" || SO=="No identificado"){
	if (navigator.appVersion == "5.0 (Macintosh; U; Intel Mac OS X 10_5_8; es-es) AppleWebKit/531.9 (KHTML, like Gecko) Version/4.0.3 Safari/531.9"){ 
	document.write("<link rel='stylesheet' type='text/css' href='css/otros/main_safari.css' media='screen, projection'/>");
	} else {
document.write("<link rel='stylesheet' type='text/css' href='css/otros/main.css' media='screen, projection'/>");
      }
} else {
	
var ieversion=/*@cc_on function(){ switch(@_jscript_version){ case 1.0:return 3;
      case 3.0:return 4;case 5.0:return 5; case 5.1:return 5; case 5.5:return 5.5;
      case 5.6:return 6; case 5.7:return 7; }}()||@*/0;
	if (ieversion == 6 || ieversion == 5) {
 /* Código para IE 6, podemos importar por ejemplo un stilo css esclusivo */
document.write("<link rel='stylesheet' type='text/css' href='css/pc/main_ie6.css' media='screen, projection'/>");
} else if (ieversion == 7){
document.write("<link rel='stylesheet' type='text/css' href='css/pc/main.css' media='screen, projection'/>");	
} else {

document.write("<link rel='stylesheet' type='text/css' href='css/pc/main.css' media='screen, projection'/>");

}

	
}

// final -->


