function Rolling(_expandSpan, _collapseSpan) {
	document.getElementById(_expandSpan).style.display = "block";
	document.getElementById(_collapseSpan).style.display = "none";
	return;
}

function RollingRotate(_span) {
	if (document.getElementById(_span).style.display == "block") {
		document.getElementById(_span).style.display = "none";
	} else {
		document.getElementById(_span).style.display = "block";
	}
	return;
}

function clickButton(e, buttonid){ 
	var bt = document.getElementById(buttonid); 
	if (typeof bt == 'object'){ 
		if (navigator.appName.indexOf("Netscape")>(-1)){ 
			if (e.keyCode == 13){ 
				bt.click(); 
				return false; 
			} 
		} 
		if (navigator.appName.indexOf("Microsoft Internet Explorer")>(-1)){ 
			if (event.keyCode == 13){ 
				bt.click(); 
				return false; 
			} 
		} 
	} 
} 


function selectAllCheckboxes(_formObj, _cbxName, _selectAllCbxId) {
	for (i=0; i < _formObj.elements.length; i++) {
		if ((_formObj.elements[i].type == "checkbox") && (_formObj.elements[i].name == _cbxName)) {
			_formObj.elements[i].checked = _selectAllCbxId.checked;
		}
	}
}