var isNS4 = ((navigator.appName == "Netscape") && (navigator.userAgent.indexOf("Gecko") == -1));
 var isNS6 = ((navigator.appName == "Netscape") && (navigator.userAgent.indexOf("Gecko") != -1));
 var isSafari = navigator.userAgent.indexOf("Safari") != -1; 
 var isIE = navigator.userAgent.indexOf("MSIE") != -1 && !isIE 

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 { 
 document.write ('<LINK REL="STYLESHEET" TYPE="text/css" HREF="http://www.janicesloane.com/css/style_ns.css">');
 }
 if (isNS6)
 {
 document.write ('<LINK REL="STYLESHEET" TYPE="text/css" HREF="http://www.janicesloane.com/css/style_ns.css">');
 }
 if (isSafari)
 {
 document.write ('<LINK REL="STYLESHEET" TYPE="text/css" HREF="http://www.janicesloane.com/css/style_sa.css">');
 }
 if (isIE)
 {
 document.write ('<LINK REL="STYLESHEET" TYPE="text/css" HREF="http://www.janicesloane.com/css/style_ie.css">');
 }
 }