// JavaScript Document

function textsizechange(n)
{
	n = n-20;
	e = document.getElementById("contentsize");
	if (e) {
		e.style.fontSize = n + "%";
	}
	/*
	e = document.getElementById("news");
	if (e) {
		e.style.fontSize = n + "%";
	}
	*/
}

/* ************** Toggles the visability of a div by id *********************** */
function Toggle(sec)
{
	if( document.getElementById ) {
		var x = document.getElementsByTagName('div');
		for (var i=0;i<x.length;i++) {
			if (x[i].id == sec) {
				if( x[i].style.display=='none' ) {
					x[i].style.display = 'block';
					return true;
				} else {
					x[i].style.display = 'none';
					return false;
				}
			}
		}
	}
}

/* ************Toggle visability of a div and changes a graphic (div id+'But')  ************** */

function ToggleBut(sec,whichdir)
{	
	/* check preloaded imaged */
var d=document; 
	if( d.images ){ 
		if( !d.MyImages ) {
			d.MyImages = new Array();
			d.MyImages[0] = new Image();
			d.MyImages[0].src = whichdir+"minimise.gif";

			d.MyImages[1] = new Image();
			d.MyImages[1].src = whichdir+"maximise.gif";

		}
	}

	var	newbut;
	if( Toggle(sec) ) {
		newbut = whichdir+"minimise.gif";
		
	} else {
		newbut = whichdir+"maximise.gif";
	}
	var x = document.getElementsByTagName('img');
	var butsec=sec+'But';
	for (var i=0;i<x.length;i++) {
		if (x[i].id == butsec) {
			x[i].src = newbut;
			return;
		}
	}
}