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";
};

/* 自定义  --- */

function relocate()
{
	//alert(document.all.content_pad.offsetHeight);
	document.all.layer_menu.style.height=document.all.content_pad.offsetHeight-39;
	document.all.frm_report.height=document.all.content_pad.offsetHeight-22;
	//alert(document.all.layer_icon.parentElement.tagName+"::"+document.all.layer_icon.parentElement.offsetWidth);
}

//自动调整iframe框架的方法

function iframeAuto() 

{ 

try 

{ 

if(window!=parent) 

{ 

//定位需要调整的frame框架（在父级窗口中查找）

var a = parent.document.getElementsByTagName("IFRAME"); 

for(var i=0; i<a.length; i++)

{ 

if(a[i].contentWindow==window) 

{ 

var h1=0, h2=0; 

a[i].parentNode.style.height = a[i].offsetHeight +"px"; 

a[i].style.height = "10px";              //首先设置高度为10px,后面会修改

if(document.documentElement&&document.documentElement.scrollHeight) 

{ 

h1=document.documentElement.scrollHeight; 

} 

if(document.body) h2=document.body.scrollHeight; 

var h=Math.max(h1, h2);               //取两者中的较大值

if(document.all) {h += 4;} 

if(window.opera) {h += 1;} 

//调整框架的大小

a[i].style.height = a[i].parentNode.style.height = h +"px"; 

} } } 

} 

catch (ex){} 

} 

//事件绑定的方法，支持IE5以上版本

if(window.attachEvent) 

{ 

window.attachEvent("onload", iframeAuto); 

} 

else if(window.addEventListener) 

{ 

window.addEventListener('load', iframeAuto, false); 

}