function toggleDisplay(objectID) {

	var object = document.getElementById(objectID);

	state = object.style.display;

	if (state == 'none')

		object.style.display = 'block';

	else if (state != 'none')

		object.style.display = 'none'; 

}

function toggleOn(objectID) {

	var object = document.getElementById(objectID);

	object.style.display = 'block';

}

function toggleOff(objectID) {

	var object = document.getElementById(objectID);

	object.style.display = 'none';

}

 function PopUp(url, name, width,height,center,resize,scroll,posleft,postop) {
    if (posleft != 0) { x = posleft }
    if (postop  != 0) { y = postop  }
    if (!scroll) { scroll = 1 }
    if (!resize) { resize = 1 }
    if ((parseInt (navigator.appVersion) >= 4 ) && (center)) {
      X = (screen.width  - width ) / 2;
      Y = (screen.height - height) / 2;
    }
    if (scroll != 0) { scroll = 1 }
    var Win = window.open( url, name, 'width='+width+',height='+height+',top='+Y+',left='+X+',resizable='+resize+',scrollbars='+scroll+',location=no,directories=no,status=no,menubar=no,toolbar=no');
	}