/*function tabit(btn){
	var idname = new String(btn.id);
	var s = idname.indexOf("_");
	var e = idname.lastIndexOf("_")+1;
	var tabName = idname.substr(0, s);
	var id = parseInt(idname.substr(e, 1));
	var tabNumber = btn.parentNode.childNodes.length;
	for(i=0;i<tabNumber;i++){
			//document.getElementById(tabName+"_div_"+i).style.display = "none";
			document.getElementById(tabName+"_btn_"+i).className = "";
		};
		//document.getElementById(tabName+"_div_"+id).style.display = "block";
		btn.className = "curr";
};

function etabit(btn){
	var idname = new String(btn.id);
	var s = idname.indexOf("_");
	var e = idname.lastIndexOf("_")+1;
	var tabName = idname.substr(0, s);
	var id = parseInt(idname.substr(e, 1));
	var tabNumber = btn.parentNode.childNodes.length;
	for(i=0;i<tabNumber;i++){
			document.getElementById(tabName+"_div_"+i).style.display = "none";
			document.getElementById(tabName+"_btn_"+i).className = "";
		};
		document.getElementById(tabName+"_div_"+id).style.display = "block";
		btn.className = "curr";
};*/

/*色色修改版: vb2005xu.javaeye.com , 解决此文件在火狐浏览器空节点取属性值的错误*/  
  
  
function $xudtitle(str){   
    document.title = str;   
}   
//在IE上空白节点不算,在火狐上算.等于在IE上数量为4,在火狐上就为9   
function $xu(id){   
    return document.getElementById(id);   
}   
//是否元素节点   
function $xuisele(id){   
    var node = $xu(id);   
    if(node && node.nodeType ==1)   
        return true;   
    return false ;   
}   
//取元素中第一个子元素节点   
function $xufelenode(id){   
    var node = $xu(id);   
    while(node && node.nodeType !=1)   
        node = node.nextSibling();   
    return node ;   
}   
function $xushow(id){   
    $xu(id).style.display = "" ;   
}   
function $xublock(id){   
    $xu(id).style.display = "block" ;   
}   
function $xuhide(id){   
    $xu(id).style.display = "none" ;   
}   
  
function tabit(btn){   
    var idname = new String(btn.id);   
    var s = idname.indexOf("_");   
    var e = idname.lastIndexOf("_")+1;   
    var tabName = idname.substr(0, s);   
    var id = parseInt(idname.substr(e, 1));   
    var tabNumber = btn.parentNode.childNodes.length;   
    for(i=0;i<tabNumber;i++){   
           
        if ($xuisele(tabName+"_btn_"+i)) {   
            $xu(tabName+"_btn_"+i).className = "";   
        }   
    };   
    btn.className = "curr";   
};   
  
function etabit(btn){   
    var idname = new String(btn.id);   
    var s = idname.indexOf("_");   
    var e = idname.lastIndexOf("_")+1;   
    var tabName = idname.substr(0, s);   
    var id = parseInt(idname.substr(e, 1));   
       
    var tabNumber = btn.parentNode.childNodes.length;   
    for(i=0;i<tabNumber;i++){   
        if ($xuisele(tabName+"_div_"+i)) {   
            $xuhide(tabName+"_div_"+i);   
            $xu(tabName+"_btn_"+i).className = "";   
        }   
    };   
    document.getElementById(tabName+"_div_"+id).style.display = "block";   
    btn.className = "curr";   
};