function show(object_id)
{
object = document.getElementById(object_id);
object.style.display='block';
}
function hide(object_id)
{
object = document.getElementById(object_id);
object.style.display='none';
}
//标签切换
var GO = function(elemId)
	{
		return document.getElementById(elemId);
	}
	function menu(mid,idx)
	{
		class_name = 'menu_0' + idx;	
		GO("m_"+mid+"_"+idx).className = class_name + ' on';
		GO("c_"+mid+"_"+idx).style.display = "";
		for(var i=1;i<9;i++)
		{
			class_name = 'menu_0' + i;	
			if(!GO("m_"+mid+"_"+i)) continue;
			if(i != idx)
			{
				GO("m_"+mid+"_"+i).className = class_name;
				GO("c_"+mid+"_"+i).style.display = "none";
			}
		}
	}

function showhide(id, count)
	{
		c_dd = document.getElementById('dd_' + id);
		c_img = document.getElementById('img_' + id);
			for(i=0;i<count;i++)
		{
			if(i != id)
			{
				cc_dd = document.getElementById('dd_' + i);
				cc_dd.style.display = 'none';
				cc_img = document.getElementById('img_' + i);
				cc_img.src= '/m/i/product/p_icon_open.gif';
			}
		}
		if(c_dd.style.display=='none')
		{
			c_dd.style.display = '';
			c_img.src='/m/i/product/p_icon_close.gif';
		}
	else
		{
			c_dd.style.display = 'none';
			c_img.src='/m/i/product/p_icon_open.gif';
		}
	}

function ChangeDiv(divId,divName,zDivCount) 
{ 
 for(i=0;i<=zDivCount;i++)
 {
     document.getElementById(divName+i).style.display="none"; 
 }
 	document.getElementById(divName+divId).style.display="block"; 
} 	


var showhide=function(list_id,_self){
	var list=document.getElementById(list_id);

	var uls=list.getElementsByTagName("ul");

	var linkers=list.getElementsByTagName("h3");

	var node=_self.parentNode;

	_self.firstChild.src=_self.firstChild.src.toString().indexOf("/m/i/product/p_icon_open.gif")>-1?"/m/i/product/p_icon_close.gif":"/m/i/product/p_icon_open.gif";

	for(var i=0;i<4;i++){
		if(linkers[i]==node){
			uls[i].style.display=uls[i].style.display=="none"?"block":"none";
			continue;
		}

		uls[i].style.display="none";
		linkers[i].firstChild.firstChild.src="/m/i/product/p_icon_open.gif";
	}
}