function OpenPopup(url) {
	window.open(url, 'apppopup', 'width=800, height=600, scrollbars=yes');
}


function OpenChart(url) {
	window.open(url, 'chart', 'width=800, height=300');
}



function open_div(div_id) {
	document.getElementById(div_id).style.display='';
}


function set_display(id, isshow) {
	if (isshow) {
		document.getElementById(id).style.display='';
	}
	else {
		document.getElementById(id).style.display='none';
	}
}


function toggle_display(id) {
	// This function will assume an icon is used with toggle divs that has
	// the same name as the div but with an _icon.	
	if (document.getElementById(id).style.display=='none') {
		document.getElementById(id).style.display='';		
	}
	else {
		document.getElementById(id).style.display='none';		
	}
}



function toggle_div(div_id, open_type) {
	// This function will assume an icon is used with toggle divs that has
	// the same name as the div but with an _icon.	
	if (document.getElementById(div_id).style.display=='none') {
		document.getElementById(div_id).style.display=open_type;
		document.getElementById(div_id + '_icon').src = g_open_div_icon;
	}
	else {
		document.getElementById(div_id).style.display='none';
		document.getElementById(div_id + '_icon').src = g_closed_div_icon;
	}
}


function DHTMLSound(surl) {
  document.getElementById('audiospan').innerHTML="<embed src='"+surl+"' height=0 width=0 autostart=true loop=false>";
}