function addme(){  
 window.external.AddFavorite("http://www.caiqing.net","☆ 软件新干线【CaiQing.net】");
 return false;
} 

function chk_form(){
  if(document.form1.soft.value==""){
   alert("请输入软件名称关键字！");
   document.form1.soft.focus();
   return false;
  }
}
function reset_form(){
 document.form1.reset();
 document.form1.soft.focus();
 return false;
}
function about_me(){
 window.open("about.htm",null,"width=580,height=390");
 return false;
}