/*\
|*|  Dave Sugar
|*|
|*|  javascript - utils
|*|  9/12/2000
|*|
|*|  Just some javascript utility functions.  Feel free to use these
|*|  where ever you desire, you can add additional functions if needed.
\*/

//-------------------------------------------
// return common event - pass in just in case it is netscape

function getEvent (i_event)
{
	var o_event = isNetscape () ? i_event : window.event;
	return (o_event);
};


//-------------------------------------------
// execute some script i_szExec when return is pressed

function returnAction (i_event, i_szExec)
{
	var event = getEvent (i_event);

	if (isNetscape ())
	{
		if (event.which == 0x0D)
		{
			eval (i_szExec);
			return (false);
		}
	}
	else
	{
		if (event.keyCode == 0x0D)
		{
			eval (i_szExec);
			return (false);
		}
	}

	return (true);
};

//-------------------------------------------

function alpha_alert()
{
	alert("Not available in the alpha.");
};

//-------------------------------------------

function GoGradingParams(nCount, szRef)
{
	if (nCount > 1)
		alert("Changes to grading parameters will impact all classes where this gradebook is used.");
	
	//alert(szRef);
	parent.location.href = szRef;
}

//-------------------------------------------

function makeFloat(nValue, nDigits)
{
	p = nValue.indexOf(".");

	z = p + nDigits + 1 - nValue.length;

	if (p == -1)
		nValue = nValue + ".0";
		
	for (x=1;x<=z;x++)
		nValue = nValue + "0";
		
	return nValue;
}

//-------------------------------------------

/*
function sprintf()
{
	if (!arguments || arguments.length < 1 || !RegExp)
	{
		return;
	}
	var str = arguments[0];
	var re = /([^%]*)%('.|0|\x20)?(-)?(\d+)?(\.\d+)?(%|b|c|d|u|f|o|s|x|X)(.*)/;
	var a = b = [], numSubstitutions = 0, numMatches = 0;
	while (a = re.exec(str))
	{
		var leftpart = a[1], pPad = a[2], pJustify = a[3], pMinLength = a[4];
		var pPrecision = a[5], pType = a[6], rightPart = a[7];
		
		pPrecision = pPrecision.replace(/\./, "");
		
		//alert(a + '\n' + a[0], leftpart, pPad, pJustify, pMinLength, pPrecision);
		alert("lp=" + leftpart + "/pa=" + pPad + "/ju=" + pJustify + "/mi=" + pMinLength + "/pr=" + pPrecision);

		numMatches++;
		if (pType == '%')
		{
			subst = '%';
		}
		else
		{
			numSubstitutions++;
			if (numSubstitutions >= arguments.length)
			{
				alert('Error! Not enough function arguments (' + (arguments.length - 1) + ', excluding the string)\nfor the number of substitution parameters in string (' + numSubstitutions + ' so far).');
			}
			var param = arguments[numSubstitutions];
			var pad = '';
				   if (pPad && pPad.substr(0,1) == "'") pad = leftpart.substr(1,1);
			  else if (pPad) pad = pPad;
			var justifyRight = true;
				   if (pJustify && pJustify === "-") justifyRight = false;
			var minLength = -1;
				   if (pMinLength) minLength = parseInt(pMinLength);
			var precision = -1;
				   if (pPrecision && pType == 'f') precision = parseInt(pPrecision.substring(1));
			var subst = param;
				   if (pType == 'b') subst = parseInt(param).toString(2);
			  else if (pType == 'c') subst = String.fromCharCode(parseInt(param));
			  else if (pType == 'd') subst = parseInt(param) ? parseInt(param) : 0;
			  else if (pType == 'u') subst = Math.abs(param);
			  else if (pType == 'f') subst = (precision > -1) ? Math.round(parseFloat(param) * Math.pow(10, precision)) / Math.pow(10, precision): parseFloat(param);
			  else if (pType == 'o') subst = parseInt(param).toString(8);
			  else if (pType == 's') subst = param;
			  else if (pType == 'x') subst = ('' + parseInt(param).toString(16)).toLowerCase();
			  else if (pType == 'X') subst = ('' + parseInt(param).toString(16)).toUpperCase();
		}
		str = leftpart + subst + rightPart;
	}
	return str;
}
*/