//************************************************************
// move these to the common js file that we create.
function OpenWinMenu(target){
  var newwin = window.open("",target,'toolbar=0,location=0,directories=0,status=0,menubar=1,scrollbars=1,width=675,height=400,resizable=1');
  newwin.focus();
}

function OpenWinToolbar(target){
  var newwin = window.open("",target,'toolbar=1,location=0,directories=0,status=0,menubar=0,scrollbars=1,width=675,height=400,resizable=1');
  newwin.focus();
}

function OpenWin(url, target){
  var newwin = window.open(url, target,'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,width=675,height=400,resizable=1');
  newwin.focus();
}

function newWin(url, target, w, h) {
var theWindow = window.open(url, target,"toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,width=" + w +",height=" + h + ",resizable=1");
  theWindow.focus();
}

function popupWin(url, target, w, h) {
var popupWindow = window.open(url, target,"toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,width=" + w +",height=" + h + ",resizable=1");
  popupWindow.focus();
}

function OpenModalDialog(url, target) {
    window.showModalDialog(url, null, "dialogHeight:400px,dialogWidth:675px, resizable:1");
}
//************************************************************




// show/hide class list menu
// todo: reuse generic show/hide functions in ui.js and remove this functio
function menuShowHide(el) {
    var menuStyle = document.getElementById(el).style;
    if(menuStyle.display == "block")
        menuStyle.display = "none";
    else {
		if(navigator.userAgent.indexOf("MSIE")) {
			menuStyle.top = "225";
		}
        menuStyle.display = "block";
    }
}

// check/uncheck all checkboxes with same name
// also changes text on any hyperlink containing the attribute "checkall"
	var checkFlag = "false";
	function chkSelectAll(elName) {
		var chkBoxes = document.forms[0].elements[elName];
		var linkText = document.getElementsByTagName("a");

		if(checkFlag == "false") {
			for(i = 0; i < chkBoxes.length; i++) {
				chkBoxes[i].checked = true;
				checkFlag = "true";
			}
		    for(i = 0; i < linkText.length; i++) {
		        if(linkText[i].getAttribute("checkall")) {
		            linkText[i].innerHTML = "Uncheck All";
		        }
		    }
		}
		else {
			for(i = 0; i < chkBoxes.length; i++) {
				chkBoxes[i].checked = false;
				checkFlag = "false";
			}
		    for(i = 0; i < linkText.length; i++) {
		        if(linkText[i].getAttribute("checkall")) {
		            linkText[i].innerHTML = "Check All";
		        }
		    }
		}
	}

// generic check all checkbox function

	var checkFlag = "false";
	function checkAll(el) {
		var chkBoxes = document.getElementById(el).getElementsByTagName("input");
		if(checkFlag == "false") {
			for(i = 0; i < chkBoxes.length; i++) {
				if(chkBoxes[i].type == "checkbox" && !chkBoxes[i].disabled) {
					chkBoxes[i].checked = true;	
				}
			}
			checkFlag = "true";
		}
		else {
			for(i = 0; i < chkBoxes.length; i++) {
				if(chkBoxes[i].type == "checkbox") {
					chkBoxes[i].checked = false;
				}
			}
			checkFlag = "false";
		}
	}

// generic functions to find position of HTML elements on a page
function findPosX(obj)
  {
    var curleft = 0;
    if(obj.offsetParent)
        while(1) 
        {
          curleft += obj.offsetLeft;
          if(!obj.offsetParent)
            break;
          obj = obj.offsetParent;
        }
    else if(obj.x)
        curleft += obj.x;
    //alert(curleft);
	return curleft;
  }

  function findPosY(obj)
  {
    var curtop = 0;
   if (obj)
   { 
        if(obj.offsetParent)
            while(1)
            {
              curtop += obj.offsetTop;
              if(!obj.offsetParent)
                break;
              obj = obj.offsetParent;
            }
        else if(obj.y)
            curtop += obj.y;
    }
    return curtop;
	//alert(curtop);
  }

// Student IdCard (Mini Dossier)
function showCard (el, posTop, posLeft) {
	//temp IE fix
	
	//parseInt(navigator.appVersion)
	var yTop = findPosY(posTop);
	var xLeft = findPosX(posLeft);
	if(navigator.userAgent.indexOf("MSIE")) {
		yTop = eval(yTop - 1)
	}
	var card = document.getElementById(el).style;
	card.display = "block"
	card.top = eval(yTop + 15);
	card.left = xLeft;
}

function hideCard (el) {
document.getElementById(el).style.display = "none";
}

function calendarPicker(strField) {
		popupWin('../DatePicker.aspx?field=forms[0].' + strField,'calendarPopup',272,217);
}

function calendarPickerForTable(cell, name) {
	var popup = window.open('../DatePicker.aspx',
		'calendarPopup','width=272,height=217,resizable=yes');
	var inputs = cell.getElementsByTagName("input");
	for (var i = 0; i < inputs.length; i++) {
		if (inputs[i].name == name) {
			_dateTarget = inputs[i];
		}
	}
}