function showOrHide(eId, thisImg, state) {
	if (e = document.getElementById(eId)) {
		if (state == null) {
			state = e.style.display == 'none';
				e.style.display = (state ? '' : 'none');
		}

		if (state == true){
			document.getElementById(thisImg).src="../images/minimize.png";
		}

		if (state == false){
			document.getElementById(thisImg).src="../images/maximize.png";
		}
	}
}

function hideAll(){
	if (state == null){
		document.getElementById('img1').src="../images/maximize.png";
		document.getElementById('img2').src="../images/maximize.png";
		document.getElementById('img3').src="../images/maximize.png";
		document.getElementById('img4').src="../images/maximize.png";
		document.getElementById('img5').src="../images/maximize.png";
		document.getElementById('img6').src="../images/maximize.png";
		document.getElementById('img7').src="../images/maximize.png";
	}
	document.getElementById('commercial').style.display = "none";
	document.getElementById('education').style.display = "none";
	document.getElementById('federal').style.display = "none";
	document.getElementById('industrial').style.display = "none";
	document.getElementById('municipal').style.display = "none";
	document.getElementById('mixed').style.display = "none";
	document.getElementById('state').style.display= "none";
}

function hide(){
	document.getElementById('img1').src="../images/maximize.png";
	document.getElementById('img2').src="../images/maximize.png";
	document.getElementById('img3').src="../images/maximize.png";
	document.getElementById('img4').src="../images/maximize.png";
	document.getElementById('img5').src="../images/maximize.png";
	document.getElementById('img6').src="../images/maximize.png";
	document.getElementById('img7').src="../images/maximize.png";
	
	document.getElementById('commercial').style.display = "none";
	document.getElementById('education').style.display = "none";
	document.getElementById('federal').style.display = "none";
	document.getElementById('industrial').style.display = "none";
	document.getElementById('municipal').style.display = "none";
	document.getElementById('mixed').style.display = "none";
	document.getElementById('state').style.display = "none";
}

function showAll(){
	document.getElementById('img1').src="../images/minimize.png";
	document.getElementById('img2').src="../images/minimize.png";
	document.getElementById('img3').src="../images/minimize.png";
	document.getElementById('img4').src="../images/minimize.png";
	document.getElementById('img5').src="../images/minimize.png";
	document.getElementById('img6').src="../images/minimize.png";
	document.getElementById('img7').src="../images/minimize.png";
	
	document.getElementById('commercial').style.display = "";
	document.getElementById('education').style.display = "";
	document.getElementById('federal').style.display = "";
	document.getElementById('industrial').style.display = "";
	document.getElementById('municipal').style.display = "";
	document.getElementById('mixed').style.display = "";
	document.getElementById('state').style.display = "";
	
}