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

}

function closeIfESC(event) {
	if (event.keyCode == 27) {
		window.close();
		return false;
	}
	
	return true;
}

function popUp(url, height, name) {
    if (name == "") {
		name = "popUp";
    }
    var width = 800;
	var left  = (screen.availWidth / 2) - (width / 2);
	var top   = (screen.availHeight / 2) - (height / 2);
	popUpWin = window.open(url, name, "width=800, height=" + height +
			", left=" + left + ", top=" + top +
			", resizable, scrollbars, status");
	popUpWin.focus();
	
	return popUpWin;
}

function setCurrentPath() {
	document.currentPath.value = document.location;
}

var _autoCloseWindow_timeOut = 3;
var _autoCloseWindow_button;
var _autoCloseWindow_text;
function autoCloseWindow(button, text) {
	setTimeout("__autoCloseWindow()", 1000);
	_autoCloseWindow_button = button;
	_autoCloseWindow_text   = text;
	button.value = text + " (" + _autoCloseWindow_timeOut + ")";
}

function __autoCloseWindow() {
	_autoCloseWindow_timeOut = _autoCloseWindow_timeOut - 1;
	_autoCloseWindow_button.value = _autoCloseWindow_text + " (" + _autoCloseWindow_timeOut + ")";
	if (_autoCloseWindow_timeOut < 0) {
		window.close();
	}
	setTimeout("__autoCloseWindow()", 1000);
}


	function getSelections(currList) {
		var selectedArr = new Array();
		var currIndex   = 0;
		for (var i = 0 ; i < currList.options.length ; i++) {
			if (currList.options[i].selected) {
			selectedArr[currIndex] = currList.options[i].index;
			currIndex++;
			}
		}
		return selectedArr;
	}
	
	function moveSelected(srcList, destList) {
		var lastPosition = destList.length;
		var selectedArr = new Array();
		selectedArr = getSelections(srcList);
		
		for (i = 0 ; i < selectedArr.length ; i++) {
			destList.options[lastPosition] =
				new Option(
					srcList.options[selectedArr[i]].text,
					srcList.options[selectedArr[i]].value
				);
				lastPosition++;
		}
		
		selectedArr.sort(reverse_sort);		
		
		for (i = 0 ; i < selectedArr.length ; i++) {
			srcList.options[selectedArr[i]] = null;
		}
	}
	function reverse_sort(item1, item2) {
		if (item1 > item2) {
			return -1;
		} else if (item1 < item2) {
			return 1;
		} else {
			return 0;
		}
	}
	
	function alertSelected(selectedArr, srcList) {
		var alert_msg = "Selected next ServiceTypes:\n\n";
		for (i = 0 ; i < selectedArr.length ; i++) {
			alert_msg += srcList.options[selectedArr[i]].text + "\n";
		}
		alert(alert_msg);
	}
	
	function markAllOptions(srcList, destList) {
		for (i = 0 ; i < srcList.length ; i++) {
			srcList.options[i].selected = true;
		}
		for (i = 0 ; i < destList.length ; i++) {
			destList.options[i].selected = true;
		}
		
		return true;
	}

	
function isOrderedField(formName, fieldName) {
	var orderableField = document.forms[formName].elements["orderableField"];
	return orderableField.value == fieldName;
}
function getOrderDirection(formName) {
	var orderableField = document.forms[formName].elements["orderDirection"];
	return orderableField.value;
}

function writeOrderImg(formName, fieldName, uri) {
	if (isOrderedField(formName, fieldName)) {
//		var divTag = document.getElementById("orderedField::" + fieldName);
//		divTag.style.visibility = "visible";
		
		var direction = getOrderDirection(formName);
		if (direction == "ASC") {
			direction = "Down";
		} else {
			direction = "Up";
		}

		var imgSrc = uri + "img/order" + direction + ".gif";
		var imgTag = document.images["orderedFieldImg::" + fieldName].src = imgSrc;
	} // if
}

function setOrderedField(formName, fieldName) {
	var orderableField = document.forms[formName].elements["orderableField"];
	orderableField.value = fieldName;
	document.forms[formName].submit();
}

function setOrderDirectionField(formName, fieldName) {
	if (isOrderedField(formName, fieldName)) {
		var orderableField = document.forms[formName].elements["orderDirection"];
		var selectedField = orderableField.value;
		if (selectedField == "DESC") {
			selectedField = "ASC";
		} else {
			selectedField = "DESC";
		}
		orderableField.value = selectedField;
		document.forms[formName].submit();
	
	} else {
		setOrderedField(formName, fieldName);
	}
}


	function ssi_popUp(uri, currForm, currInput) {
		var field = document.forms[currForm].elements[currInput];
		uri = uri + "&value=" + field.value;
		ssi_PopUpWindow = popUp(uri, 500, "ssiPopUpWindow");

	}