//图片渐变效果
pt_nereidFadeObjects = new Object();
pt_nereidFadeTimers = new Object();

function pt_onMouseOutShow(sId){
	var ele = $(sId);
	ele.style.MozOpacity=0.9;
	pt_nereidFade(ele,90,1,20);
}

function pt_onMouseOverShow(sId){
	var ele = $(sId);
	ele.style.MozOpacity=0.0;
	pt_nereidFade(ele,0,2,20);
}

function pt_nereidFade(object, destOp, rate, delta){
	if (!document.all) return ;
    if (object != "[object]"){
        setTimeout("pt_nereidFade("+object+","+destOp+","+rate+","+delta+")",0);
        return;
    }
    clearTimeout(pt_nereidFadeTimers[object.sourceIndex]);
    diff = destOp-object.filters.alpha.opacity;
    direction = 1;
    if (object.filters.alpha.opacity > destOp ){
        direction = -1;
    }
    delta=Math.min(direction*diff,delta);
    object.filters.alpha.opacity+=direction*delta;
    if (object.filters.alpha.opacity != destOp){
        pt_nereidFadeObjects[object.sourceIndex]=object;
        pt_nereidFadeTimers[object.sourceIndex]=setTimeout("pt_nereidFade(pt_nereidFadeObjects["+object.sourceIndex+"],"+destOp+","+rate+","+delta+")",rate);
    }
}

function pt_setFocus2(objId,path){
var corner = pp_getObj("corner");
 corner.parentNode.removeChild(corner);
  for(var i=0;i<5;i++){
    var eleDiv = pp_getObj("navHyperlink"+i);
    var eleLi = pp_getObj("navHyperlink"+i+"_1");
    if(objId==i){
	    eleDiv.setAttribute("class","on_classification_auto");
	    eleDiv.setAttribute("className","on_classification_auto");
	    eleLi.insertBefore(corner,eleDiv);
	    var type = objId+1;
	    document.getElementById("tshowchildIframe").src=path+"&type="+type;
    }else{
	    eleDiv.setAttribute("class","");
	    eleDiv.setAttribute("className","");
    }
  }
}

function pt_showBigImgInTshowLive(_obj) {
	var _sSmallImgURL = _obj.src;
	var nPos = _sSmallImgURL.indexOf('/small/');
	var _sBigImgURL = _sSmallImgURL;
	if (nPos>0) {
		_sBigImgURL = _sSmallImgURL.substring(0,nPos)+_sSmallImgURL.substring(nPos+'/small'.length);
	}
	if (parent.document.getElementById('bigImg')!=null) {
		parent.document.getElementById('bigImg').src = _sBigImgURL;
	}
}

//初始化t台秀大图片
function pt_initBigImgInTshowLive(type)
{
	if(type==4||type==5) return;
	var pic=document.getElementsByTagName("img")[0];
	if(pic&&pic.src!='')
	{
		var _sSmallImgURL = pic.src;
		var nPos = _sSmallImgURL.indexOf('/small/');
		var _sBigImgURL = _sSmallImgURL;
		if (nPos>0) {
			_sBigImgURL = _sSmallImgURL.substring(0,nPos)+_sSmallImgURL.substring(nPos+'/small'.length);
		}
		parent.document.getElementById('bigImg').src=_sBigImgURL;
	}
	else
	{ 
		parent.document.getElementById('bigImg').src="";
		parent.document.getElementById('bigImg').alt="暂无图片";
	}
}