function showdiv(y)
{
var uy="contentid"+y;
var zky="showtext"+y;
var sjy="showopen"+y;
var desd=document.getElementById(uy).className;
//alert(desd);
if((desd=='')||(desd=='sc')){
document.getElementById(uy).className="hc";
document.getElementById(zky).className="showtext";
document.getElementById(sjy).className="showopenhc";}
else if(desd=='hc'){
document.getElementById(uy).className="sc";
document.getElementById(zky).className="showtexthc";
document.getElementById(sjy).className="showopen";
}}
/*弹出遮罩层*/
function _(id) {
  return document.getElementById(id);
}
var ti = null;
function loading(){
	document.forms[0].reset();
    var tmd = 0;
    var x1 = document.documentElement.clientWidth; 
    var y1 = document.body.offsetHeight;
    var y2=document.documentElement.clientHeight;//整个页面的高度
    with(_("tcdiv")){
       style.width=x1+"px";
       if(y2>y1){
       style.height=y2+"px";
       }else{
       style.height=y1+"px";
       }
       style.overflowX="hidden";
       style.overflowY="hidden";
       style.visibility="visible";
    _("tcdiv2").style.display="block";
    }
    _("tcdiv").style.left=0;
    _("tcdiv").style.filter='Alpha(Opacity=0)';
    _("tcdiv2").style.top=parseInt(document.documentElement.scrollTop)+((document.documentElement.clientHeight-250)/2)+"px"; 
    _("tcdiv2").style.left="50%";
    _("tcdiv2").style.marginLeft="-190px"
    _("tcdiv2").style.visibility="visible";
    _("tcdiv2").style.display="block";
    ti = setInterval("hei()",10);
}
var x = 0;
function hei(){
    x+=80;
    if(x<100){
        if(document.all){
            _("tcdiv").style.filter='Alpha(Opacity='+x+')';
        }else{
            _("tcdiv").style.opacity=""+x/100+"";    
        }}}
function unload(){
_("tcdiv").style.visibility="hidden";
_("tcdiv2").style.visibility="hidden";
clearInterval(ti);
x=0;
}
/*免费呼叫标签切换*/
function nTabs(tabObj,obj){
	var tabList = document.getElementById(tabObj).getElementsByTagName("p");
	for(i=0; i <tabList.length; i++)
	{ if (tabList[i].id == obj.id)
		{ document.getElementById(tabObj+"_title"+i).className = "select"; 
    		document.getElementById(tabObj+"_content"+i).className = "sc";
		}else{
			document.getElementById(tabObj+"_title"+i).className = ""; 
			document.getElementById(tabObj+"_content"+i).className = "hc";
	} } }