How do I convert js to jquery

How do I convert js to jquery

I'm newbie in jquery and need some help how to convert following jscript to jquery:

<script type="text/javascript">
function SetDisplay(TargetObj, SrcObj){
   obj=eval(TargetObj);
   if (SrcObj.checked){
      obj.style.display='';
      }
   else
      obj.style.display='none';
      obj.value=0;
   
}
</script>


tia