const njigs=5;
let nthPic=-1;
let nrow,ncol;
let initSign;
const mcoef=[1,1,1,1,1,1];
const bkcol=["#efefef","#efefef","#efefef","#efefef","#efefef","#efefef"];

function initpz(){
 pn2=document.createElement("div");
    if(isMobile)
     pn2.style="background:#0e2841;100%;height:1000px;position:absolute;margin-left:0px;margin-top:160px;";
    else
     pn2.style="background:#0e2841;width:800px;height:1000px;position:absolute;margin-left:150px;margin-top:20px;";

  for(i=0;i<njigs;i++){
    pzig[i]=document.createElement("img");
    pzig[i].src="./jigimg/"+i+"/spic0.jpg";
    pzig[i].id="pzig"+i;
    if(isMobile){
       pn2.style.background="white";
       if(screen.orientation.type.indexOf("portrait")>=0)
        pzig[i].style=`width:${(vpshort-60)/2}px;margin-left:15px;margin-top:15px;margin-bottom:0px;border-radius:10px;`;
       else 
        pzig[i].style=`width:${(vplong-90)/3}px;margin-left:20px;margin-top:20px;margin-bottom:0px;border-radius:10px;`;
    }
    else pzig[i].style="width:150px;margin-left:20px;margin-top:30px;margin-bottom:0px;border-radius:10px;";
    pzig[i].addEventListener('click',(event)=>selectPZ(event));
    pn2.appendChild(pzig[i]);
 } 
  document.body.appendChild(pn2);
}