/*=======================================*/
//鼠标经过显示隐藏浮动层
/*=======================================*/
function $(ID) {return document.getElementById(ID);}
function Ds(i) {$(i).style.display = '';}
function Dh(i) {$(i).style.display = 'none';}
function Df(i) {$(i).focus();}
function Tb(d, t, p, c) {
	for(var i=1; i<=t; i++) {
		if(d == i) {$(p+'_t_'+i).className = c+'_2'; Ds(p+'_c_'+i);} else {$(p+'_t_'+i).className = c+'_1'; Dh(p+'_c_'+i);}
	}
}
/*=======================================*/
//滑动门显示效果
/*=======================================*/
function doClick_up(o){
	 o.className="up_link";
	 var j;
	 var id;
	 var e;
	 for(var i=0;i<=6;i++){
	   id ="up"+i;
	   j = document.getElementById(id);
	   e = document.getElementById("up_con"+i);
	   if(id != o.id){
	   	 j.className="sp0";
	   	 e.style.display = "none";
	   }else{
		e.style.display = "block";
	   }
	 }
}
/*=======================================*/
//多级联动
/*=======================================*/
function Class_Linkage(array)
{
//数组，联动的数据源
	   this.array=array;
	   this.indexName='';
	   this.obj='';
	   //设置子SELECT
	 // 参数：当前onchange的SELECT ID，要设置的SELECT ID
   this.subSelectChange=function(selectName1,selectName2)
	   {
	   //try
	   //{
 var obj1=document.all[selectName1];
 var obj2=document.all[selectName2];
 var objName=this.toString();
 var me=this;

 obj1.onchange=function()
 {
		 me.optionChange(this.options[this.selectedIndex].value,obj2.id)
 }
	   }
	   // 设置第一个SELECT
	   // 参数：indexName指选中项,selectName指select的ID
	   this.firstSelectChange=function(indexName,selectName)  
	   {
	   this.obj=document.all[selectName];
	   this.indexName=indexName;
	   this.optionChange(this.indexName,this.obj.id)
	   }

	   // indexName指选中项,selectName指select的ID
	   this.optionChange=function (indexName,selectName)
	   {
 var obj1=document.all[selectName];
 var me=this;
 obj1.length=0;
     obj1.options[0]=new Option("请选择",'');
 for(var i=0;i<this.array.length;i++)
 {        
		 if(this.array[i][1]==indexName)
		 {
		 //alert(this.array[i][1]+" "+indexName);
   obj1.options[obj1.length]=new Option(this.array[i][2],this.array[i][0]);
		 }
 }
	   }
}
/*=======================================*/
//Email格式检测
/*=======================================*/
function isEmail(str){
 res = /^([a-za-z0-9]+[_|-|.]?)*[a-za-z0-9]+@([a-za-z0-9]+[_|-|.]?)*[a-za-z0-9]+.[a-za-z]{2,3}$/;   
 var re = new RegExp(res);
 return !(str.match(re) == null);
}
/*=======================================*/
//转换字号
/*=======================================*/
function FontZoom(size){
	if(size==12){
	document.getElementById("contentText").style.fontSize = size + "px";
	document.getElementById("fs12").style.color = "#F60";
	document.getElementById("fs14").style.color = "";
	document.getElementById("fs16").style.color = "";
	}
	if(size==14){
	document.getElementById("contentText").style.fontSize = size + "px";
	document.getElementById("fs12").style.color = "";
	document.getElementById("fs14").style.color = "#F60";
	document.getElementById("fs16").style.color = "";
	}
	if(size==16){
	document.getElementById("contentText").style.fontSize = size + "px";
	document.getElementById("fs12").style.color = "";
	document.getElementById("fs14").style.color = "";
	document.getElementById("fs16").style.color = "#F60";
	}
}
/*=======================================*/