function setCookie(c_name,value,expiredays)


{


var exdate=new Date()


exdate.setDate(exdate.getDate()+expiredays)


document.cookie=c_name+ "=" +escape(value)+


((expiredays==null) ? "" : ";expires="+exdate)


}





function getCookie(c_name)


{


if (document.cookie.length>0)


  {


  c_start=document.cookie.indexOf(c_name + "=")


  if (c_start!=-1)


    { 


    c_start=c_start + c_name.length+1 


    c_end=document.cookie.indexOf(";",c_start)


    if (c_end==-1) c_end=document.cookie.length


    return unescape(document.cookie.substring(c_start,c_end))


    } 


  }


return null


}





function toggleClock()


{


	var clock = document.getElementById('clock');


	if( getCookie("timeformat") == "12" )


	{


		setCookie("timeformat","24",30);


		clock.innerHTML = getClock24();


	}


	else


	{


		setCookie("timeformat","12",30);


		clock.innerHTML = getClock12();


	}


}





function getClock24()


{


	var today=new Date();


	var h=today.getHours();


	var m=today.getMinutes();


	


	if (h < 10)


		h = "0"+h.toString();


	if (m < 10)


		m = "0"+m.toString();


	


	return h+":"+m;


}





function getClock12()


{


	var today=new Date();


	var htmp=today.getHours();


	var m=today.getMinutes();


	if (htmp > 12) 


		var h = htmp - 12;


	else


		var h = htmp;


		


	if (h < 10)


		h = "0"+h.toString();


	if (m < 10)


		m = "0"+m.toString();


		


	if (htmp <= 12)


		return h+":"+m+" am";


	else


		return h+":"+m+" pm";


}





function initclock()


{


	var clock = document.getElementById('clock');


	if( getCookie("timeformat") == "12" )


		clock.innerHTML = getClock12();


	else


		clock.innerHTML = getClock24();


}