function toggle_visibility(id) {
	var e = document.getElementById(id);
		if(e.style.display == 'block')
			e.style.display = 'none';
		else
			e.style.display = 'block';
}

function toggle_menu(id) {
	var isIE = (navigator.appName=="Microsoft Internet Explorer");
	var f = document.getElementById(id);
	if(isIE) {
		if(f.style.backgroundImage == 'url(http://images.ctv.ca/v2/images/buttons/minus.gif)')
			f.style.backgroundImage = 'url(http://images.ctv.ca/v2/images/buttons/plus.gif)';
		else
			f.style.backgroundImage = 'url(http://images.ctv.ca/v2/images/buttons/minus.gif)';
	} else {
		if(f.style.backgroundImage == 'url(\"http://images.ctv.ca/v2/images/buttons/minus.gif\")')
			f.style.backgroundImage = 'url(\"http://images.ctv.ca/v2/images/buttons/plus.gif\")';
		else
			f.style.backgroundImage = 'url(\"http://images.ctv.ca/v2/images/buttons/minus.gif\")';
	}
}

function toggle_menu_corp(id) {
	var isIE = (navigator.appName=="Microsoft Internet Explorer");
	var f = document.getElementById(id);
	if(isIE) {
		if(f.style.backgroundImage == 'url(http://images.ctv.ca/v2/images/buttons/minus.gif)')
			f.style.backgroundImage = 'url(http://images.ctv.ca/v2/images/buttons/plus1.gif)';
		else
			f.style.backgroundImage = 'url(http://images.ctv.ca/v2/images/buttons/minus.gif)';
	} else {
		if(f.style.backgroundImage == 'url(\"http://images.ctv.ca/v2/images/buttons/minus.gif\")')
			f.style.backgroundImage = 'url(\"http://images.ctv.ca/v2/images/buttons/plus1.gif\")';
		else
			f.style.backgroundImage = 'url(\"http://images.ctv.ca/v2/images/buttons/minus.gif\")';
	}
}