<!--
//JavaScript by zs

var st1,st2,st3,st4;

//显示下拉层
function showDiv()
{
	ktdq.style.display = "block";
	st1 = window.setTimeout("hideDiv()",3000);
}

//隐藏下拉层
function hideDiv()
{
	ktdq.style.display = "none";
	window.clearTimeout(st1);
}


//显示提示层
function showDiv2()
{
	show_div();
	st2 = window.setTimeout("hideDiv2()",12000);
}

//隐藏提示层
function hideDiv2()
{
	showdown();
	window.clearTimeout(st2);
}

function showup()
{
	if(wrong.filters.Alpha.opacity < 100){
		wrong.filters.Alpha.opacity += 10;
		st3 = setTimeout('showup()',100);
	}
}
function showdown()
{
	if(wrong.filters.Alpha.opacity > 50){
		wrong.filters.Alpha.opacity -= 10;
		st4 = setTimeout('showdown()',100);
	}
	else
	{
		wrong.style.display = "none";
		wrong.filters.Alpha.opacity = 50;
	}
}
function show_div()
{
	window.clearTimeout(st3);
	window.clearTimeout(st4);

	wrong.style.display = "block";
	showup();
}


function ckwords(obj)
{
	if(obj.value == "请输入查询词" || obj.value == "请输入问题标题")
	{
		obj.value = "";
		obj.focus();
		return false;
	}
}

//个人中心右侧
function $(_sId)
{
	return document.getElementById(_sId);
}
function hide(_sId){
	$(_sId).style.display = $(_sId).style.display == "none" ? "" : "none";
}
function swapPic(_sId,_sAttr,_sTxt1, _sTxt2) {
	$(_sId)[_sAttr] = $(_sId)[_sAttr].indexOf(_sTxt1) > -1 ? _sTxt2 : _sTxt1;
}
function switchShow(){
	hide('left');
	swapPic('arrow','src','/ask/images/control_switch_up.gif','/ask/images/control_switch_down.gif');
}

function bbimg(o){ 
var zoom=parseInt(o.style.zoom, 10)||100;
zoom+=event.wheelDelta/12;
if (zoom>0) o.style.zoom=zoom+"%"; 
return false; 
} 

//-->