// JavaScript Document

var supports = (function() {
   var div = document.createElement('div'),
      vendors = 'Khtml Ms O Moz Webkit'.split(' '),
      len = vendors.length;

   return function(prop) {
      if ( prop in div.style ) return true;

      prop = prop.replace(/^[a-z]/, function(val) {
         return val.toUpperCase();
      });

      while(len--) {
         if ( vendors[len] + prop in div.style ) {
            // browser supports box-shadow. Do what you need.
            // Or use a bang (!) to test if the browser doesn't.
            return true;
         }
      }
      return false;
   };
})();  
  
  function br_check(){
    nav=navigator.appName;
    if( nav=="Microsoft Internet Explorer" ){
      ap=navigator.appVersion;
      ix=ap.indexOf("MSIE");
     // alert(ap.substring(ix+4));
      ver=parseFloat(ap.substring(ix+4));
      if( ver< 7 )
        return false;
      return true;
      }
    else
      return supports('transform');
  }