function blockAll(){
	var allPanels = ["panel1", "panel2", "panel3", "panel4", "panel5", "panel6", "panel7", "panel8", "panel9", "panel10"];
	for (i=0; i<allPanels.length; i++){
		document.getElementById(allPanels[i]).style.display = 'none';
	}
}

function toggleDiv(divid, buttonid) {
	if (document.getElementById(divid).style.display == 'block'){
		document.getElementById(divid).style.display = 'none';
		document[buttonid].src = "assets/show.gif";
	} else {
		document.getElementById(divid).style.display = 'block';
		document[buttonid].src = "assets/hide.gif";
	}
}