$j(document).ready(function(){
   
    //Hide div w/id extra
   $j("#selector").css("display","none");

    // Add onclick handler to checkbox w/id checkme
   $j("#checkme").click(function(){
   
    // If checked
    if ($j("#checkme").is(":checked"))
    {
        //show the hidden div
        $j("#selector").show("fast");
    }
    else
    {     
        //otherwise, hide it
        $j("#selector").hide("fast");
    }
  });

	$j("#hide").click(function(){

		 //hide div
        $j("#selector").hide("fast");
  });

});