/* vovhomme */

function cn(num){
 switch(num){
  case 1: location.href="/"; break;

 }
}
function en(num){
 switch(num){
  case 1: location.href="/en"; break;

 }
}
<!--首页-->
function l0(num){
 switch(num){
  case 1: location.href="/index.html"; break;

 }
}

<!--关于-->  
function l1(num){
 switch(num){
  case 1: location.href="/about1"; break;
  /*
  case 2: location.href="aboutus.php?id=1"; break;
  case 3: location.href="aboutus.php?id=8"; break;
  case 4: location.href="aboutus.php?id=9"; break;
  case 5: location.href="cooperation.php"; break;
  */
 }
}

<!--多媒体展厅-->  
function l2(num){
 switch(num){
  case 1: location.href="/2011/0414/4.html"; break;
  
//  case 2: location.href="news.php?id=199"; break;
 // case 3: location.href="news.php?id=200"; break;
 // case 4: location.href="news.php?id=201"; break;
 }
}


<!--项目案例-->   
function l3(num){
 switch(num){
  case 1: location.href="/service1"; break;
  
 }
}

<!--新闻中心-->  
function l4(num){
 switch(num){
  case 1: location.href="/join"; break;
  
 }
}

 <!--联系我们-->   
function l5(num){
 switch(num){
   case 1: location.href="/contact"; break;
   
 

 }
}