function browserdetection(site) {
 	
     var site1 ="mkt";
     var site2 ="canada_en";
     
     var text = site;
     
     var result1 = text.match(site1);
     var result2 = text.match(site2);

    if (result1 !=null || result2 !=null) { 

     var agt=navigator.userAgent.toLowerCase(); 
  
     var is_ie   = (agt.indexOf("msie") != -1); 
     var is_mac    = (agt.indexOf("mac")!=-1);

     if (is_ie  && is_mac)
     {
        top.location.href = "Mac_Home.html";
     }
    }
 }