var UA = navigator.userAgent.toLowerCase();
var OP = ( UA.indexOf('opera')   != -1);
var FF = ( UA.indexOf('firefox') != -1);
var IE = ((UA.indexOf('msie')    != -1) && (!OP) && (!FF));
var DOM = (document.getElementsByTagName) ? true : false;

function FindObject(name)
{
	if (IE || FF) return document.getElementById(name);
	if (OP) return document.layers[name];
}

function SwitchShow(obje, status)
{
	ShowDiv = FindObject(obje+"_sh");
	HideDiv = FindObject(obje+"_hd");

	if(status == 'show')
	{
		ShowDiv.style.display = 'block';
		HideDiv.style.display = 'none';
	}
	else
	{
		ShowDiv.style.display = 'none';
		HideDiv.style.display = 'block';
	}
}

function number_format (number, decimals, dec_point, thousands_sep)
{
	var exponent = "";
	var numberstr = number.toString ();
	var eindex = numberstr.indexOf ("e");
	if (eindex > -1)
	{
		exponent = numberstr.substring (eindex);
		number = parseFloat (numberstr.substring (0, eindex));
	}

	if (decimals != null)
	{
		var temp = Math.pow (10, decimals);
		number = Math.round (number * temp) / temp;
	}
	var sign = number < 0 ? "-" : "";
	var integer = (number > 0 ?
	Math.floor (number) : Math.abs (Math.ceil (number))).toString ();

	var fractional = number.toString ().substring (integer.length + sign.length);
	dec_point = dec_point != null ? dec_point : ".";
	fractional = decimals != null && decimals > 0 || fractional.length > 1 ?
	       (dec_point + fractional.substring (1)) : "";
	if (decimals != null && decimals > 0)
	{
		for (i = fractional.length - 1, z = decimals; i < z; ++i)
			fractional += "0";
	}

	thousands_sep = (thousands_sep != dec_point || fractional.length == 0) ?
	          thousands_sep : null;
	if (thousands_sep != null && thousands_sep != "")
	{
		for (i = integer.length - 3; i > 0; i -= 3)
			integer = integer.substring (0 , i) + thousands_sep + integer.substring (i);
	}

	return sign + integer + fractional + exponent;
}

function showOverDiv(mText,mRef,mCaption)
{
	return overlib(mText, CAPTION,mCaption, REF,mRef);
}