//导航栏中首页状态变化
 function ChangCss(id,status){
    if(status==1){
        document.getElementById(id).className = 'menuon';
        var newsObj = document.getElementById('menuCon' + newsID);
        if(newsObj){
        document.getElementById('menuCon' + newsID).style.display = 'none';
        document.getElementById('menu' + newsID).className = 'menuoff';
        }
    }else{
        document.getElementById(id).className = 'menuoff';
    }
 }
 
 //导航栏状态变化（除首页）
 var newsID = '';
 function news(id,tdID,divID,tdWidth){
      var newsObj = document.getElementById(divID + newsID);
      if(newsObj){
        newsObj.style.display = 'none';
        document.getElementById(tdID + newsID).className = 'menuoff';
      }
      var obj = document.getElementById(divID + id);
      document.getElementById(tdID + id).className = 'menuon';
      obj.style.display = 'block';
      newsID = id;
}

//下拉列表是否显示控制
function Tab_menu(name,cursel,n){
    if (cursel==0){
     document.getElementById(name+"0").className="menuon";
    }else{
     document.getElementById(name+"0").className="menuoff";
    }
    for (i=1; i<=n; i++){ 
        var menu=document.getElementById(name+i);
	    var con=document.getElementById(name+"Con"+i);
	    if (i==cursel){
	        menu.className="menuon";
		    con.style.display="block";
	    } 
	    else{
	        menu.className="menuoff";
		    con.style.display="none";
	    } 
    }
}


//
function Close_menu(name,cursel,n){
    var menu=document.getElementById(name+cursel);
    var con=document.getElementById(name+"Con"+cursel);
    menu.className="menuoff";
	con.style.display="none";
}

/**
* Hides all drop down form select boxes on the screen so they do not appear above the mask layer.
* IE has a problem with wanted select form tags to always be the topmost z-index or layer
*
* Thanks for the code Scott!
*/
function hideSelectBoxes() {
	for(var i = 0; i < document.forms.length; i++) {
		for(var e = 0; e < document.forms[i].length; e++){
			if(document.forms[i].elements[e].tagName == "SELECT") {
				document.forms[i].elements[e].style.visibility="hidden";
			}
		}
	}
}

/**
* Makes all drop down form select boxes on the screen visible so they do not reappear after the dialog is closed.
* IE has a problem with wanted select form tags to always be the topmost z-index or layer
*/
function displaySelectBoxes() {
	for(var i = 0; i < document.forms.length; i++) {
		for(var e = 0; e < document.forms[i].length; e++){
			if(document.forms[i].elements[e].tagName == "SELECT") {
			document.forms[i].elements[e].style.visibility="visible";
			}
		}
	}
}

/**/
function navX1(){
	var tablename=document.getElementById("nav");
	var tdddt=tablename.getElementsByTagName("ul");
	tablename.onmouseover=function(){
		 tdddt[0].className="dis_block";
		 var tr=tdddt[0].getElementsByTagName("li");
			for(var i=0 ;i<tr.length;i++){
					tr[i].onmouseover=function(){this.className="menu1";
					var bodd=this.getElementsByTagName("div");
						bodd[0].className="dis_block";
					}
					tr[i].onmouseout=function(){this.className="menu2";
					var bodd=this.getElementsByTagName("div");
								bodd[0].className="dis_none";
					}
				}
	   }
		tablename.onmouseout=function(){
		tdddt[0].className="dis_none";
		}


	var tablename2=document.getElementById("nav2");
	var tdddt2=tablename2.getElementsByTagName("div");
	tablename2.onmouseover=function(){
		 tdddt2[0].className="dis_block";
	   }
		tablename2.onmouseout=function(){
		tdddt2[0].className="dis_none";
		}

	var tablename3=document.getElementById("nav3");
	var tdddt3=tablename3.getElementsByTagName("div");
	tablename3.onmouseover=function(){
		 tdddt3[0].className="dis_block";
	   }
		tablename3.onmouseout=function(){
		tdddt3[0].className="dis_none";
		}
}

function navX2(){
	var tablename=document.getElementById("nav4");
	var tdddt=tablename.getElementsByTagName("ul");
	tablename.onmouseover=function(){
		 document.getElementById("nav6").style.display="none";
		 tdddt[0].className="dis_block";
		 var tr=tdddt[0].getElementsByTagName("li");
			for(var i=0 ;i<tr.length;i++){
					tr[i].onmouseover=function(){this.className="menu3";
					var bodd=this.getElementsByTagName("div");
						bodd[0].className="dis_block";
					}
					tr[i].onmouseout=function(){
						document.getElementById("nav6").style.display="block";
						this.className="menu4";
					var bodd=this.getElementsByTagName("div");
								bodd[0].className="dis_none";
					}
				}
	   }
		tablename.onmouseout=function(){
		tdddt[0].className="dis_none";
		document.getElementById("nav6").style.display="block";
		}

    var tablename2=document.getElementById("nav5");
	var tdddt2=tablename2.getElementsByTagName("div");
	tablename2.onmouseover=function(){
		 tdddt2[0].className="dis_block";
	   }
		tablename2.onmouseout=function(){
		tdddt2[0].className="dis_none";
		}

    var tablename3=document.getElementById("nav6");
    var tdddt3=tablename3.getElementsByTagName("div");
    tablename3.onmouseover=function(){
	     tdddt3[0].className="dis_block";
       }
	    tablename3.onmouseout=function(){
	    tdddt3[0].className="dis_none";
	    }
}

function navX3(){
	var tablename=document.getElementById("nav7");
	var tdddt=tablename.getElementsByTagName("ul");
	tablename.onmouseover=function(){
		 tdddt[0].className="dis_block";
		 var tr=tdddt[0].getElementsByTagName("li");
			for(var i=0 ;i<tr.length;i++){
					tr[i].onmouseover=function(){this.className="menu5";
					var bodd=this.getElementsByTagName("div");
						bodd[0].className="dis_block";
						document.getElementById("td2").style.visibility="hidden";
					}
					tr[i].onmouseout=function(){this.className="menu6";
					var bodd=this.getElementsByTagName("div");
					bodd[0].className="dis_none";
					document.getElementById("td2").style.visibility="visible";
					}
				}
	   }
		tablename.onmouseout=function(){
		tdddt[0].className="dis_none";
		document.getElementById("td2").style.visibility="visible";
		}

	var tablename2=document.getElementById("nav8");
	var tdddt2=tablename2.getElementsByTagName("div");
	tablename2.onmouseover=function(){
		 tdddt2[0].className="dis_block";

	   }
		tablename2.onmouseout=function(){
		tdddt2[0].className="dis_none";
		}

	var tablename3=document.getElementById("nav9");
	var tdddt3=tablename3.getElementsByTagName("div");
	tablename3.onmouseover=function(){
		 tdddt3[0].className="dis_block";

	   }
		tablename3.onmouseout=function(){
		tdddt3[0].className="dis_none";
		}
}