// -----------------
// General Functions
// -----------------

function getField(zString,lIndex,zSplit)
{
	var arrFields = new String(zString).split(zSplit);
	return arrFields[--lIndex];
}


function textArea(zString)
{
	// Replaces Less Than and Greater Than tags with codes
	// and replaces backslash and doublequotes with extra backslash
	// DOES NOT remove line break, use removeLineBreak if required.
	if (zString == null)
		var zpString = "";
	else
	{
		var zpString = new String(zString);
		var regLt = /\</g;
		var regGt = /\>/g;
		//var regDQ = /\"/g;

		//zpString = zpString.replace(regDQ,"\\\"");
		zpString = zpString.replace(regLt, "&lt;");
		zpString = zpString.replace(regGt, "&gt;");
	}
	return zpString;
}

function textInput(zString)
{
	// Remove double quotes and line breaks
	if (zString == null)
		var zpString = "";
	else
	{
		var zpString = new String(zString);

		var regBreak = /\r\n/g;
		var regBackSlash = /\\/g;
		var regDQ = /\"/g;
		//"
		zpString = zpString.replace(regBackSlash,"&#92;");
		zpString = zpString.replace(regBreak," ");
		zpString = zpString.replace(regDQ, "&quot;");
	}
	return zpString;
}

// ----------------
// XP Style Toolbar
// ----------------

var bmButtonClicked = false;

function buttonHover(myButton)
{
	if (bmButtonClicked == false && myButton.selected != "true")
	{
		myButton.style.backgroundImage = "url('SystemImages/ButtonBgHover.gif')";
	}

	myButton.cells[0].style.width = "0px";
	myButton.cells[3].style.width = "0px";
	myButton.style.border = "1px solid #002D96";
}

function buttonMouseDown(myButton)
{
	myButton.style.backgroundImage = "url('SystemImages/ButtonBgClick.gif')";
	bmButtonClicked = true;
}

function buttonMouseOut(myButton)
{
	if (myButton.selected == "true")
	{
		myButton.cells[0].style.width = "0px";
		myButton.cells[3].style.width = "0px";
		myButton.style.border = "1px solid #002D96";
		myButton.style.backgroundImage = "url('SystemImages/ButtonBgClick.gif')";

	}
	else
	{
		myButton.style.backgroundImage = "url('SystemImages/ButtonBg.gif')";
		bmButtonClicked = false;

		myButton.style.border = "0px solid #002D96";
		myButton.cells[0].style.width = "1px";
		myButton.cells[3].style.width = "1px";
	}
}

// ------------------
// Listview functions
// ------------------

var zmMenuOpt = "";

function listviewClick(zID)
{
	if (zmMenuOpt != "")
	{
		document.getElementById(zmMenuOpt).style.backgroundColor = "transparent";
		document.getElementById(zmMenuOpt).style.color = "black";
		document.getElementById(zmMenuOpt + "_text").style.color = "black";
	}

	zmMenuOpt = zID;

	document.getElementById(zmMenuOpt).style.backgroundColor = "rgb(49,105,198)";
	document.getElementById(zmMenuOpt).style.color = "white";
	document.getElementById(zmMenuOpt + "_text").style.color = "white";
}

function listviewKeyDown(e)
{
	var trMenu;

	var lmMenuOpt = parseInt(getField(zmMenuOpt,2, "_"));

	if (e.keyCode == 13)
	{
		listviewDblClick()
	}

	if (e.keyCode == 38 || e.keyCode == 40)
	{
		if (e.keyCode == 38)
		{
			// Cursor Down
			lmMenuOpt --

		}


		if (e.keyCode == 40)
		{
			// Cursor Down
			lmMenuOpt ++
		}

		try
		{
			trMenu = document.getElementById("Row_" + lmMenuOpt);

			if (trMenu != null)
				listviewClick("Row_" + lmMenuOpt)
		}
		catch(e)
		{
		}
	}
}


// ------------------------
// Drag-able column headers
// ------------------------

var bmColumnMouseDown = false;

function getOffsetTop(element)
{
	var parent=element.offsetParent;
	var offset=element.offsetTop;
	try
	{
		while (1 != 2)
		{
			offset+=parent.offsetTop;
			parent=parent.offsetParent;
		}
	}
	catch(e)
	{
		return offset;
	}
}

function columnMouseDown(event)
{
	document.getElementById("divDrag").style.top = getOffsetTop(document.getElementById("t1"));
	document.getElementById("divDrag").style.height = document.getElementById("t1").clientHeight;
	document.getElementById("divDrag").style.left = event.x;
	document.getElementById("divDrag").style.display = "block";

	bmColumnMouseDown = true;
}

function columnMouseMove(event, myPage)
{
	if (bmColumnMouseDown == true)
	{
		document.getElementById("divDrag").style.left = event.x - 3;
	}
}

function columnMouseUp(event)
{
	if (bmColumnMouseDown == true)
	{
		if (event.clientX - 4 < 20)
			document.getElementById("tdColumn1").style.width = 20;
		else
		{
			if (event.clientX - 4 > document.getElementById("t1").clientWidth - 24)
				document.getElementById("tdColumn1").style.width = event.clientX - 24;
			else
				document.getElementById("tdColumn1").style.width = event.clientX - 4;
		}

		document.getElementById("divDrag").style.display = "none";
		bmColumnMouseDown = false;
	}
}

// ------------
// Image Adding
// ------------

// Requires:

// trImage - table row for hidden iframe
// imgTest - to display image
// cboImageFile on Form Main - select element

var bmImagePage = false;

function newImage()
{
	document.getElementById("iframeImage").src = "AdminUploadImage.asp";
}

function addImage(zImage,bExists)
{
	document.getElementById("trImage").style.display = "none";

	if (zImage != "")
	{
		if (bExists == true)
		{
			document.frmMain.cboImageFile.value = zImage;
			imageChange();
		}
		else
		{
			var cbo = document.frmMain.cboImageFile;
			var lpLength = cbo.length++;
			cbo.options[lpLength].value = zImage;
			cbo.options[lpLength].text = zImage;

			if (bmImagePage == false)
				cbo.selectedIndex = lpLength;
			else
			{
				cbo = document.frmMain.cboImageLink;
				lpLength = cbo.length++;
				cbo.options[lpLength].value = zImage;
				cbo.options[lpLength].text = zImage;
			}
			imageChange();
		}
	}
}


function imageChange()
{
	try
	{
		if (document.frmMain.cboImageFile.value == "")
		{
			document.getElementById("imgTest").style.display = "none";
		}
		else
		{
			document.getElementById("imgTest").src = "DLCImages/" + document.frmMain.cboImageFile.value;
			document.getElementById("divImage").title = document.frmMain.txtAltText.value;
			document.getElementById("imgTest").style.display = "block";
		}
	}
	catch(e)
	{
		// Hyperlink page does not have imgTest
		hyperlinkChange(2)
	}

	if (bmLoaded == true)
		bmSaved = false;

	if (bmImagePage == true)
		imagePageChange()
}

// -----------------
// Saved data prompt
// -----------------

var bmSaved = true;
var bmLoaded = false;
var zmPageType = "";

function dataSaved()
{
	if (bmSaved == false)
	{
		if (confirm("Are you sure you want to discard changes to this " + zmPageType + "?"))
			return true;
		else
			return false;
	}
	else
		return true;

}

function dataChange()
{
	if (bmLoaded == true)
		bmSaved = false;
}

// ---------------
// Document Adding
// ---------------

// Requires:

// trDocument - table row for hidden iframe
// cboDocumentFile on Form Main - select element

function newDocument()
{
	document.getElementById("iframeDocument").src = "AdminUploadDocument.asp";
}

function addDocument(zDocument,bExists)
{
	document.getElementById("trDocument").style.display = "none";

	if (zDocument != "")
	{
		if (bExists == true)
		{
			document.frmMain.cboDocumentFile.value = zDocument;
			hyperlinkChange();
			dataChange();
		}
		else
		{
			var cbo = document.frmMain.cboDocumentFile;
			var lpLength = cbo.length++;
			cbo.options[lpLength].value = zDocument;
			cbo.options[lpLength].text = zDocument;
			cbo.selectedIndex = lpLength;
			hyperlinkChange();
			dataChange();
		}
	}
}


function setSessionWarning()
{



}


function dateCheck(zID)
{
	var lpDay = parseInt(document.getElementById("cboDay_" + zID).value);
	var lpMonth = parseInt(document.getElementById("cboMonth_" + zID).value);
	var lpYear = parseInt(document.getElementById("cboYear_" + zID).value);

	var dat = new Date(lpMonth + "/" + lpDay + "/" + lpYear);

	if (parseInt(dat.getDate()) != lpDay || parseInt(dat.getMonth()) != (lpMonth - 1) || parseInt(dat.getFullYear()) != lpYear)
	{
		alert("Please select a valid date.");
		document.getElementById("cboDay_" + zID).focus();
		return false;
	}
	else
		return true;
}


function getSelectedDate(zID)
{
	var lpDay = parseInt(document.getElementById("cboDay_" + zID).value);
	var lpMonth = parseInt(document.getElementById("cboMonth_" + zID).value);
	var lpYear = parseInt(document.getElementById("cboYear_" + zID).value);

	var dat = new Date(lpMonth + "/" + lpDay + "/" + lpYear);

	if (parseInt(dat.getDate()) != lpDay || parseInt(dat.getMonth()) != (lpMonth - 1) || parseInt(dat.getFullYear()) != lpYear)
		return null;
	else
		return dat;

}