function switchid(id) {
	if (document.getElementById) {
		//DOM3 = IE5, NS6
		if (document.getElementById(id).style.display == "none") {
			showdiv(id);
		}
		else {
			hidediv(id);
		}
	}
	else {
		if (document.layers) {
			//NS4
			if (document.id.display == "none") {
				showdiv(id);
			}
			else {
				hidediv(id);
			}
		}
		else {
			//IE4
			if (document.all.id.style.display == "none") {
				showdiv(id);
			}
			else {
				hidediv(id);
			}
		}
	}
}

function hidealldivs() {
	volumeCounter = 1;
	volumePraefix = 0;

	if (document.getElementById) {
		//DOM3 = IE5, NS6
		while(document.getElementById("volume"+volumePraefix+volumeCounter) != null) {
			//Hide DIV;
			if(volumeCounter != location.search.split("=")[1]) {
				document.getElementById("volume"+volumePraefix+volumeCounter).style.display = 'none';
				document.getElementById("switchvolume"+volumePraefix+volumeCounter).style.background = '#fff url("images/07-list-expand.png") no-repeat bottom right';
			}
			//Set background of switch;
			else {
				document.getElementById("switchvolume"+volumePraefix+volumeCounter).style.background = '#fff url("images/08-list-collapse.png") no-repeat bottom right';
			}
			document.getElementById("switchvolume"+volumePraefix+volumeCounter).style.display = 'inline-block';
			document.getElementById("switchvolume"+volumePraefix+volumeCounter).style.paddingRight = '15px';
			document.getElementById("switchvolume"+volumePraefix+volumeCounter).style.paddingTop = '15px';

			volumeCounter = volumeCounter+1;
			if (volumeCounter > 9) {
				volumePraefix = "";
			}
		}
	}
}

function hidediv(id) {
	if (document.getElementById) {
		//DOM3 = IE5, NS6
		document.getElementById(id).style.display = 'none';
		//Set background of switch;
		document.getElementById("switch"+id).style.background = '#fff url("images/07-list-expand.png") no-repeat bottom right';
		document.getElementById("switchvolume"+volumePraefix+volumeCounter).style.display = 'inline-block';
		document.getElementById("switchvolume"+volumePraefix+volumeCounter).style.paddingRight = '15px';
		document.getElementById("switchvolume"+volumePraefix+volumeCounter).style.paddingTop = '15px';
	}
}

function showdiv(id) {
	if (document.getElementById) {
		// DOM3 = IE5, NS6
		document.getElementById(id).style.display = 'block';
		//Set background of switch;
		document.getElementById("switch"+id).style.background = '#fff url("images/08-list-collapse.png") no-repeat bottom right';
		document.getElementById("switchvolume"+volumePraefix+volumeCounter).style.display = 'inline-block';
		document.getElementById("switchvolume"+volumePraefix+volumeCounter).style.paddingRight = '15px';
		document.getElementById("switchvolume"+volumePraefix+volumeCounter).style.paddingTop = '15px';
	}
}