function launchCenter(url, name, width, height) {
    var str = "height=" + height + ",innerHeight=" + height;
    str += ",width=" + width + ",innerWidth=" + width;
    if (window.screen) {
        var ah = screen.availHeight - 30;
        var aw = screen.availWidth - 10;
        var xc = (aw - width) / 2;
        var yc = (ah - height) / 2;
        str += ",left=" + xc + ",screenX=" + xc;
        str += ",top=" + yc + ",screenY=" + yc;
    }
    window.open(url, name, str);
}

function launchScrollCenter(url, name, width, height) {
    var str = "height=" + height + ",innerHeight=" + height;
    str += ",width=" + width + ",innerWidth=" + width;
    if (window.screen) {
        var ah = screen.availHeight - 30;
        var aw = screen.availWidth - 10;
        var xc = (aw - width) / 2;
        var yc = (ah - height) / 2;
        str += ",left=" + xc + ",screenX=" + xc;
        str += ",top=" + yc + ",screenY=" + yc;
    }
    str += ',resizable=1,scrollbars=yes,menubar=no,status=no';
    window.open(url, name, str);
}

// This function is for stripping leading and trailing spaces
function trim(str) {
    if (str != null) {
        var i;
        for (i=0; i<str.length; i++) {
            if (str.charAt(i)!=" ") {
                str=str.substring(i,str.length);
                break;
            }
        }

        for (i=str.length-1; i>=0; i--) {
            if (str.charAt(i)!=" ") {
                str=str.substring(0,i+1);
                break;
            }
        }

        if (str.charAt(0)==" ") {
            return "";
        } else {
            return str;
        }
    }
}

function checkAll(theForm) { // check all the checkboxes in the list
  for (var i=0;i<theForm.elements.length;i++) {
    var e = theForm.elements[i];
		var eName = e.name;
    	if (eName != 'allbox' &&
            (e.type.indexOf("checkbox") == 0)) {
        	e.checked = theForm.allbox.checked;
		}
	}
}

function getSelectedValue(list) {
    return list.options[list.selectedIndex].value;
}

function getCheckValue(check) {
    for (var i =0; i < check.length; i++) {
        if (check[i].checked) return check[i].value;
    }
}