if (navigator.platform.indexOf('Mac') > -1) {
    //mac users
    if(navigator.appName.indexOf('Microsoft') > -1){
      //explorer
      document.write('<link href="./img/css/mac.css" rel="styleSheet" type="text/css">');

      }else{
      //netscape
      document.write('<link href="./img/css/mac.css" rel="styleSheet" type="text/css">');

  }

  } else {
    //windows or unix
    if (navigator.appName.indexOf('Microsoft') > -1) {
      //explorer
      document.write('<link href="./img/css/mac.css" rel="styleSheet" type="text/css">');

    } else {
      //netscape
      document.write('<link href="./img/css/win.css" rel="styleSheet" type="text/css">');

    }
  }
function MM_openBrWindow(theURL,winName,features) { //v2.0
 window.open(theURL,winName,features);
}
function maipuri()
{
window.open("open1.html","legal","toolbar=1,location=0,directories=0,status=yes,menubar=no,scrollbars=yes,resizable=yes,Width=900,height=800");
}