function lianjieBut(obj1, obj2, obj3, obj4, obj5) {
    var div = document.getElementById(obj1);
    var div2 = div.getElementsByTagName('div');
    var a = document.getElementsByName(obj4);
    for (var i = 0; i < a.length; i++) {
        a[i].style.backgroundPosition = "0px";
    }
    for (var j = 0; j < div2.length; j++) {
        div2[j].style.display = "none";
    }
    obj3.style.backgroundPosition = "-" + obj5 + "px";
    document.getElementById(obj2).style.display = "block";
}
function googlesearch()
{
    var wq = document.getElementsByName("wq")[0].value;
    var link = "http://www.google.com/search?q=" + wq;
    window.open(link);
}


function baidusearch() 
{
   var wd = document.getElementsByName("wd")[0].value;
  // var link = "http://www.baidu.com/s?word=" + wd + "+site%3Awww.h4.com.cn";
   var link="http://www.h4.com.cn/search/" + wd+"/";
   window.open(link);
}

function formSubmit(e)
{  
    var charCode=(navigator.appName=="Netscape")?e.which:e.keyCode;
    if (charCode == 13) 
    {
        baidusearch();
    }
}
function search() 
{
   var wd = document.getElementsByName("wd")[0].value;
   var link = "http://www.h4.com.cn/search/" + wd;
   	link=link+"/";
   window.open(link);
}