Chase Level

<script> var wHeight=600; var wWidth=800; var level=1; function lari() { for (var i=1; i<=level; i++) { var cheese=document.getElementById("cheese"+i); var xpos=parseInt(cheese.style.left); var ypos=parseInt(cheese.style.top); cheese.style.left=Math.random()*wWidth; cheese.style.top=Math.random()*wHeight; } } function menang() { window.alert("Selamat anda menang!!!!"); var str=document.body.innerHTML; level++; window.alert("Naik ke level "+level); document.getElementById("kotak").innerHTML=''; for (var i=1; i<=level; i++) { document.getElementById("kotak").innerHTML+=''; } }