var L_small_div=null;
var L_show_div=null;
var globle_to_url="";
function showlayer()
{
	var div=document.getElementById("bigdiv");
	var d_height=document.body.clientHeight;
	var d_width=document.body.clientWidth;
	var s_a_height=window.screen.availHeight;
	var scrollTop = window.pageYOffset|| document.documentElement.scrollTop|| document.body.scrollTop|| 0;
	div.style.height=d_height+"px";
	div.style.width=d_width-2+"px";
	div.style.backgroundColor="#666666";
	if (window.XMLHttpRequest)
	{ 
		//Mozilla, Safari,...IE7 
 		if(!window.ActiveXObject)
		{ // Mozilla, Safari,...
			 div.style.opacity="0.6";
			// document.body.style.overflow="hidden";
		 } 
		 else 
		 {
		 	//alert('IE7');
			//隐藏滚动条
			div.style.filter ="alpha(opacity=60)";
			//document.documentElement.style.overflow="hidden";
 		 }
	} 
	else 
	{
 		//alert('IE6');  //隐藏select 节点
		div.style.filter ="alpha(opacity=60)";
		
		for(var i=0; i<document.all.tags("select").length;i++)
			document.all.tags("select")[i].style.display="none";

		//隐藏滚动条
		//document.documentElement.style.overflow="hidden";
	}
	div.style.display="";
//	var small_div=document.getElementById("small_div");
	L_small_div.style.top=s_a_height/2-parseInt(L_small_div.style.height)/2+scrollTop-50+"px";
	L_small_div.style.left=d_width/2-parseInt(L_small_div.style.width)/2+"px";
	L_small_div.style.display="block";

	if(document.getElementById("online_flash"))
		document.getElementById("online_flash").style.visibility="hidden";

	if(document.getElementById("soon_online_flash"))
		document.getElementById("soon_online_flash").style.visibility="hidden";
	
	if(document.getElementById("em_show_swf"))
		document.getElementById("em_show_swf").style.visibility="hidden";

	if(document.getElementById("ad_flash_g"))
		document.getElementById("ad_flash_g").style.visibility="hidden";
}

//
function show_div()
{
	var div=document.getElementById("bigdiv");
	var d_height=document.body.clientHeight;
	var d_width=document.body.clientWidth;
	
	var s_a_height=window.screen.availHeight;
	var scrollTop = window.pageYOffset|| document.documentElement.scrollTop|| document.body.scrollTop|| 0;

	div.style.height=d_height+"px";
	div.style.width=d_width-2+"px";
	div.style.backgroundColor="#666666";
	if (window.XMLHttpRequest)
	{ 
		//Mozilla, Safari,...IE7 
 		if(!window.ActiveXObject)
		{ // Mozilla, Safari,...
			 div.style.opacity="0.6";
			// document.body.style.overflow="hidden";
		 } 
		 else 
		 {
		 	//alert('IE7');
			//隐藏滚动条
			div.style.filter ="alpha(opacity=60)";
			//document.documentElement.style.overflow="hidden";
 		 }
	} 
	else 
	{
 		//alert('IE6');  //隐藏select 节点
		div.style.filter ="alpha(opacity=60)";
		
		for(var i=0; i<document.all.tags("select").length;i++)
			document.all.tags("select")[i].style.display="none";

		//隐藏滚动条
		//document.documentElement.style.overflow="hidden";
	}
	div.style.display="";

//	var small_div=document.getElementById("small_div");
	L_show_div.style.top=s_a_height/2-parseInt(L_show_div.style.height)/2+scrollTop-50+"px";
	L_show_div.style.left=d_width/2-parseInt(L_show_div.style.width)/2+"px";
	L_show_div.style.display="block";

	if(document.getElementById("online_flash"))
		document.getElementById("online_flash").style.visibility="hidden";

	if(document.getElementById("soon_online_flash"))
		document.getElementById("soon_online_flash").style.visibility="hidden";
	
	if(document.getElementById("em_show_swf"))
		document.getElementById("em_show_swf").style.visibility="hidden";

	if(document.getElementById("ad_flash_g"))
		document.getElementById("ad_flash_g").style.visibility="hidden";
}
//关闭一个能把整个页面都覆盖的div 
function L_colosediv()
{
	
	var div=document.getElementById("bigdiv");
	
	if(window.ActiveXObject)
		for(var i=0; i<document.all.tags("select").length;i++)
				document.all.tags("select")[i].style.display="";
	
	if(self.frames["rightFrame"])
	{
		if(window.ActiveXObject)
			for(var i=0; i<self.frames["rightFrame"].document.all.tags("select").length;i++)
					self.frames["rightFrame"].document.all.tags("select")[i].style.display="";
	}
	div.style.display="none";
	L_small_div.style.display="none";
	
	if(document.getElementById("online_flash"))
		document.getElementById("online_flash").style.visibility="inherit";

	if(document.getElementById("soon_online_flash"))
		document.getElementById("soon_online_flash").style.visibility="inherit";
	
	if(document.getElementById("em_show_swf"))
		document.getElementById("em_show_swf").style.visibility="inherit";

	if(document.getElementById("ad_flash_g"))
		document.getElementById("ad_flash_g").style.visibility="inherit";
}

//
function L_showdiv()
{
	
	var div=document.getElementById("bigdiv");
	
	if(window.ActiveXObject)
		for(var i=0; i<document.all.tags("select").length;i++)
				document.all.tags("select")[i].style.display="";
	
	if(self.frames["rightFrame"])
	{
		if(window.ActiveXObject)
			for(var i=0; i<self.frames["rightFrame"].document.all.tags("select").length;i++)
					self.frames["rightFrame"].document.all.tags("select")[i].style.display="";
	}
	div.style.display="none";
	L_show_div.style.display="none";
	
	if(document.getElementById("online_flash"))
		document.getElementById("online_flash").style.visibility="inherit";

	if(document.getElementById("soon_online_flash"))
		document.getElementById("soon_online_flash").style.visibility="inherit";
	
	if(document.getElementById("em_show_swf"))
		document.getElementById("em_show_swf").style.visibility="inherit";

	if(document.getElementById("ad_flash_g"))
		document.getElementById("ad_flash_g").style.visibility="inherit";
}