//35.Com 钟顺平 Tank
//判断该对象是否存在
function ChkObjectIsExists(id)
{
    try
    {
        var iframeList = document.getElementById(id);
        if(iframeList == null|| iframeList == "undefined")
        {
            return false;
        }
        return true;
    }
    catch(e)
    {
        return false;
    }
}
//FAQ
function showandhideqa(anum){
	for(var i=1;i<=10;i++){
		if(ChkObjectIsExists("faqContent_"+i))
		{	
			if(i!=anum)
			{
				document.getElementById("faqContent_"+i).style.display="none";
			}
		}
	}
	if(document.getElementById("faqContent_"+anum).style.display!="none")
	{
		document.getElementById("faqContent_"+anum).style.display="none"
	}else
	{
		document.getElementById("faqContent_"+anum).style.display=""	
	}
}