function ToggleThisElement(id) {
	if( document.getElementById(id).style.display == "block" ) {
	document.getElementById(id).style.display="none";
	} else {
	document.getElementById(id).style.display="block"; }	
}





function ShowThisElement(id) {
	if( document.getElementById(id).style.height == "auto" ) {
	document.getElementById(id).style.height="1px";
	} else {
	document.getElementById(id).style.height="auto"; }	
}





// Open a customizable popup window
function popup(url) {
	properties = "top=0,left=0,resizable=yes, toolbar=no, scrollbars=yes, menubar=no, location=no, statusbar=no"
	properties += ",width=" + screen.width + ",height=" + screen.height;
	win = window.open(url,'',properties);
} 





// Open Centered Popup
var win = null;
function NewWindow(mypage,myname,w,h,scroll){
LeftPosition = (screen.width) ? (screen.width-w)/2 : 0;
TopPosition = (screen.height) ? (screen.height-h)/2 : 0;
settings =
'height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',resizable'
win = window.open(mypage,myname,settings)
}