var gmstrt;
var obj;
var timer;
var restart="";
var tim="start";

function initialize()
{
    document.checkbx.score.value="0";
    document.checkbx.time.value="30";
    tim="start";
     clearTimeout(timer);
  for(var i=0;i<checkbx.elements.length;i++)
  {
    if(checkbx.elements[i].type=="checkbox")
  {
  checkbx.elements[i].checked=false;
  }
 }

}

function countClick(obj)
{
  if(tim=="start")
  {
    setTimeout('clicktimer()',10);
    tim="stop";
  }
  document.checkbx.score.value=eval(document.checkbx.score.value)+1;
 
}

function clicktimer()
{
  document.checkbx.time.value=eval(document.checkbx.time.value)-1;
  if(document.checkbx.time.value !=0)
  {  
    timer =setTimeout('clicktimer()',1000);
  }else{
    alert('Time Up!! You Scored ' + document.checkbx.score.value +" out of 120");
    this.checked=false;
    tim="start";
  document.checkbx.score.value="0";
  document.checkbx.time.value="30";
  for(var i=0;i<checkbx.elements.length;i++)
  {
    if(checkbx.elements[i].type=="checkbox")
  {
  checkbx.elements[i].checked=false;
  }
 }
}
}

document.write("<form name='checkbx'><table width='50' border='0' cellpadding='0' cellspacing='0'>");
document.write("<tr><td align='center' valign='middle'>");
document.write("<table style='border:green solid 1px;' cellpadding='10' cellspacing='0' >");
document.write("<tr><td>");
var j=10;
for(var i=1;i<=120;i++)
{  

if((i%10)==0)
  document.write("<input type=checkbox name='"+j+"' id='"+j+"' onclick='javascript:countClick(this);'><br>");
else
  document.write("<input type= checkbox name='"+j+"' id='"+j+"' onclick='javascript:countClick(this);'>");
j=j+1;
}
document.write("<b><div align=right><a style='font-size:10px; text-decoration:none; color:green;' href='http://www.hscripts.com\'>H</a></div></b>");

document.write(" </td></tr></table></td></tr><tr><td align='center'>");
document.write("<table width='400' border='0' cellpadding='10' cellspacing='0'>");
document.write("<tr><td align='left'><b>Score:</b><input type='text' name='score' value=0 readonly style='font-weight:bold;' size=15");
document.write("</td><td width=200 align='left'><input type='button' name='strt' value='Restart' onclick='initialize();' style='width:70px'></td>");
document.write("<td align='right'><b>Time:</b><input type='text' name='time' value=30 readonly style='font-weight:bold;' size=15");
document.write("</td></tr></table></form></td></tr></table>");