function show_desc(desc)
	{
		
		if( desc=="n" )
		{
			document.getElementById('campus_safety_desc').style.display="none";
		}
		else
		{
			document.getElementById('campus_safety_desc').style.display="block";
		}

	}

	function get_date()
	{
	
		var time = new Date();
		var currentDate
	
		currentDay = time.getDay();
		
		switch( currentDay )
		{
		
			case 0:

				currentDate="Sun, ";

			break;

			case 1:

				currentDate="Mon, ";			

			break;
		
			case 2:

				currentDate="Tue, ";			

			break;
		
			case 3:

				currentDate="Wed, ";			

			break;
		
			case 4:

				currentDate="Thu, ";			

			break;
		
			case 5:

				currentDate="Fri, ";
			
			break;
		
			case 6:

				currentDate="Sat, ";			

			break;
		
		}
		
		currentMonth = time.getMonth();
		
		switch( currentMonth )
		{
		
			case 0:

				currentDate+="January ";

			break;

			case 1:

				currentDate+="February ";

			break;
		
			case 2:

				currentDate+="March ";

			break;
		
			case 3:

				currentDate+="April ";

			break;
		
			case 4:

				currentDate+="May ";

			break;
		
			case 5:

				currentDate+="June ";
			
			break;
		
			case 6:

				currentDate+="July ";			

			break;
		
			case 7:

				currentDate+="August ";			

			break;
		
			case 8:

				currentDate+="September ";			

			break;
		
			case 9:

				currentDate+="October ";			

			break;
		
			case 10:

				currentDate+="November ";			

			break;
		
			case 11:

				currentDate+="December ";			

			break;
		
		}

		currentDate+=time.getDate();

		document.getElementById('date').value=currentDate;
	}

	function start_timer()
	{
	
		var currentTime=new Date();
		
		currentTime=currentTime.getHours()+":"+currentTime.getMinutes()+":"+currentTime.getSeconds();

		document.getElementById('timer').value=currentTime;
	
		var timer_out=setTimeout("start_timer()", 1000);
	
	}
	
	function stop_timer()
	{
		
		clearTimeout(timer_out);
		
	}


	var i=1;

	function rotate_front_image()
	{
		if( i==7 )
		{
			i=1;
		}
		
		document.getElementById('front_image').src="http://www.ps.ohio-state.edu/images/"+i+".gif";
		i++;

		rotate_front_imageTimeout=setTimeout("rotate_front_image()", 3000);
			
	}
	
	function stop_rotate_front_image()
	{
		clearTimeout(rotate_front_imageTimeout);
	}
	
	function showmenu(nav)
	{
	
		document.getElementById(nav).style.display="block";
		
		switch(nav)
		{
			case "police":
				document.getElementById("security").style.display="none";
				document.getElementById("student").style.display="none";
				document.getElementById("otherlinks").style.display="none";
			break;
			
			case "security":
				document.getElementById("police").style.display="none";
				document.getElementById("student").style.display="none";
				document.getElementById("otherlinks").style.display="none";
			break;
			
			case "student":
				document.getElementById("police").style.display="none";
				document.getElementById("security").style.display="none";
				document.getElementById("otherlinks").style.display="none";
			break;
			
			case "otherlinks":
				document.getElementById("police").style.display="none";
				document.getElementById("security").style.display="none";
				document.getElementById("student").style.display="none";
			break;
		}// end switch
	
	}// end function
	
	function shownone()
	{
	
		document.getElementById("police").style.display="none";
		document.getElementById("security").style.display="none";
		document.getElementById("student").style.display="none";
		document.getElementById("otherlinks").style.display="none";
	
	}// end function
	
	function navchange(object)
	{
		object.style.background="#cccccc";
	}
	
	function navchangeback(object)
	{
		object.style.background="none";
	}
	
	function navchangewhite(object)
	{
		object.style.background="#eeeeee";
		object.style.color="#000000";
	}
	
	function navchangebackred(object)
	{
		object.style.background="#990000";
		object.style.color="#dddddd";
	}