// 返回Id、Tag
function Pid(id,tag){
if(!tag){return document.getElementById(id);}
else{return document.getElementById(id).getElementsByTagName(tag);}
}
//体育TV
function xt(){
	Pid("ud0").onclick=function(){Pid("wek1").style.display="none"; Pid("wek2").style.display="none"; Pid("wek3").style.display="block";};
	Pid("ud1").onclick=function(){Pid("wek1").style.display="none"; Pid("wek2").style.display="block"; Pid("wek3").style.display="none";};
	Pid("ud2").onclick=function(){Pid("wek1").style.display="block"; Pid("wek2").style.display="none"; Pid("wek3").style.display="none";};
	Pid("ud3").onclick=function(){Pid("wek1").style.display="none"; Pid("wek2").style.display="none"; Pid("wek3").style.display="block";};
	Pid("ud4").onclick=function(){Pid("wek1").style.display="none"; Pid("wek2").style.display="block"; Pid("wek3").style.display="none";};
	Pid("ud5").onclick=function(){Pid("wek1").style.display="block"; Pid("wek2").style.display="none"; Pid("wek3").style.display="none";};
	}


// 选项卡
function ShowHide(tabName,tabId,tabNumber){
	for(i=0;i<tabNumber;i++){
		document.getElementById(tabName+"_con"+i).style.display = "none";
		document.getElementById(tabName+"_tab"+i).className = "tabBg";
	}
	document.getElementById(tabName+"_con"+tabId).style.display = "block";
	document.getElementById(tabName+"_tab"+tabId).className = "tabBg_cur";
	
}

/*function for xt*/
function trance(sp,xt){				
	var dt=Pid(sp);				
	var osr=xt.src;	
	dt.setAttribute("src",osr);	
	}				
function lxt(){
	var npp=Pid("npp");
	var mgz=Pid("mgz");
	var dt1=Pid("dt1");
	var dt2=Pid("dt2");
	var osr1=dt1.src;
	var osr2=dt2.src;
	npp.onmouseout=function(){
		dt1.setAttribute("src",osr1);	
		}
	mgz.onmouseout=function(){
		dt2.setAttribute("src",osr2);	
		}
	}			

// 文本框控制
function inputs(id,box,type,typea){
	var obj=Pid(id,box);
	for(var i=0;i<obj.length;i++){
		obj[i].onclick=function (){
			if(this.type==type || this.type==typea){
				if(this.value==this.defaultValue){
					this.value="";
					this.tempClass=this.className;
					this.className+=" up";
				}
			}
		}
		obj[i].onblur=function (){
			if(this.type==type || this.type==typea){
				if(this.value==""){
					this.value=this.defaultValue;
					this.className=this.tempClass;
				}
			}
		}
	}
 }

////////

function tab(id,hx,box,iClass,s,pr){
	var hxs=Pid(id,hx);
	var boxs=Pid(id,box);
	if(!iClass){
		boxsClass=boxs;
	}
	else{
		var boxsClass = [];
		for(i=0;i<boxs.length;i++){
			if(boxs[i].className.match(/\btab\b/)){
				boxsClass.push(boxs[i]);
			}
		}
	}
	tab_(hxs,boxsClass,s,pr);
}
function tab_nav(ida,boxa,classa,idb,boxb,classb,s,pr){
	var hxs=Pid(ida,boxa);
	var boxs=Pid(idb,boxb);
	if(!classa){
		hxsClass=hxs;
	}
	else if(classa){
		var hxsClass = [];
		for(i=0;i<hxs.length;i++){
			if(hxs[i].className.match(/\btab\b/)){
				hxsClass.push(hxs[i]);
			}
		}
	}
	if(!classb){
		boxsClass=boxs;
	}
	else if(classb){
		var boxsClass = [];
		for(i=0;i<boxs.length;i++){
			if(boxs[i].className.match(/\btab\b/)){
				boxsClass.push(boxs[i]);
			}
		}
	}
	tab_(hxsClass,boxsClass,s,pr);
}
function tab_(hx,box,s,pr){
	if(!pr){
		go_to(0);
		yy();
	}
	else {
		go_to(pr);
		yy();
	}
	function yy(){
		for(var i=0;i<hx.length;i++){
			hx[i].temp=i;
			if(!s){
				s="onmouseover";
				hx[i][s]=function(){
					go_to(this.temp);
				}
			}
			else{
				hx[i][s]=function(){
					go_to(this.temp);
				}
			}
		}
	}
	function go_to(pr){
		for(var i=0;i<hx.length;i++){
			if(!hx[i].tmpClass){
				hx[i].tmpClass=hx[i].className+=" pr1984_com";
				box[i].tmpClass=box[i].className+=" pr1984_com";
			}
			if(pr==i){
				hx[i].className+=" up";
				box[i].className+=" up";
			}
			else {
				hx[i].className=hx[i].tmpClass;
				box[i].className=box[i].tmpClass;
			}
		}
	}
}


//体坛热评
var ping_id = 1;
function ping_cont(f,l)
{
    if(ping_id == l) return true;
        o = document.getElementById("p"+ping_id);
        o.className = "bg";
    f.className = " ";
    ping_id = l;
}