if (navigator.appName!="Microsoft Internet Explorer") {
  document.write('<link rel="stylesheet" href="weblapnsc.css" type="text/css">');
	}
if (/MSIE 8.0/.test(navigator.userAgent)){ 
 document.write('<link rel="stylesheet" href="weblapnsc.css" type="text/css">');
}	  	
if (/Safari/.test(navigator.userAgent)){ 
 document.write('<link rel="stylesheet" href="weblapsaf.css" type="text/css">');
}	  	
if (/Opera/.test(navigator.userAgent)){ 
 document.write('<link rel="stylesheet" href="weblapop.css" type="text/css">');
}
if (/Chrome/.test(navigator.userAgent)){ 
 document.write('<link rel="stylesheet" href="weblapgo.css" type="text/css">');
}