function search(form){ 
var n_Check; 
for(var i=0;i<form.sType.length;i++){ 
if(form.sType[i].checked == true){ 
n_Check = i+1; 
//alert(n_Check); 
} 
} 
switch(parseInt(n_Check)){ 
case 1: 
window.open('http://www.google.cn/search?hl=zh-CN&q=site%3Ann600.com+' + form.key.value, '', ''); 
break; 
case 2: 
window.open('http://www.baidu.com/baidu?tn=nn600_pg&word=' + form.key.value, '', ''); 
break; 
case 3: 
window.open('http://www.google.com/search?hl=zh-CN&inlang=zh-CN&ie=GB2312&oe=GB2312&q=' + form.key.value, '', ''); 
break; 
case 4: 
window.open('http://music.soso.com/music.cgi?w=' + form.key.value, '', ''); 
break;
case 5: 
window.open('http://movie.gougou.com/search?search=' + form.key.value, '', ''); 
break;
} 
return (false); 
}