//top导航轮换
function setTab(name,num) {
	var menu = document.getElementById(name+"Menu").getElementsByTagName("LI");
	for ( i = 1 ; i <= menu.length ; i++ ) {
		menu[i-1].className = i == num ? "current" : "";
		document.getElementById(name+i).style.display = i == num ? "block" : "none";
	}
}




//left树形菜单
function initMenu() {
  $('#menu ul').hide();
  $('#menu ul:first').show();
  $('#menu li a').click(
    function() {
      var checkElement = $(this).next();
      if((checkElement.is('ul')) && (checkElement.is(':visible'))) {
        return false;
        }
      if((checkElement.is('ul')) && (!checkElement.is(':visible'))) {
        $('#menu ul:visible').slideUp('normal');
        checkElement.slideDown('normal');
        return false;
        }
      }
    );
  }
$(document).ready(function() {initMenu();});




//地图轮换
     function mouseOver(){
         document.b1.src="images/contacta.jpg"
            }
     function mouseOut(){
         document.b1.src="images/contact.jpg"
           }
		   
//地图加载提示		   
var t_id = setInterval(animate,20);     
var pos=0;     
var dir=2;     
var len=0;     
function animate()   
  
{     
        var elem = document.getElementById('progress');   
  
        if(elem != null) {   
  
               if (pos==0) len += dir;   
  
                if (len>32 || pos>79) pos += dir;   
  
                if (pos>79) len -= dir;     
                if (pos>79 && len==0) pos=0;   
  
                elem.style.left = pos;   
  
                elem.style.width = len;   
  
        }   
  
}   
  
function remove_loading() {   
  
        this.clearInterval(t_id);   
          var targelem = document.getElementById('loader_container');   
  
        targelem.style.display='none';   
  
        targelem.style.visibility='hidden';   
  
}   


//索要资料按钮变化样式
     function mouseOvera(){
         document.a1.src="images/zlanniu.jpg"
            }
     function mouseOuta(){
         document.a1.src="images/zlanniua.jpg"
           }
		   
		   
      function mouseOverb(){
         document.a2.src="images/zlanniu.jpg"
            }
     function mouseOutb(){
         document.a2.src="images/zlanniua.jpg"
           }
		   
		   
       function mouseOverc(){
         document.a3.src="images/zlanniu.jpg"
            }
     function mouseOutc(){
         document.a3.src="images/zlanniua.jpg"
           }
   
   
//地图加载提示
var t_id = setInterval(animate,20);
var pos=0;var dir=2;var len=0;
function animate(){
var elem = document.getElementById('progress');
if(elem != null) {
if (pos==0) len += dir;
if (len>32 || pos>79) pos += dir;
if (pos>79) len -= dir;
if (pos>79 && len==0) pos=0;
elem.style.left = pos;
elem.style.width = len;
}}
function remove_loading() {
 this.clearInterval(t_id);
var targelem = document.getElementById('loader_container');
targelem.style.display='none';
targelem.style.visibility='hidden';
}