function showreszletek(selector)
{
	if($(selector+"-link").html()=='részletek elrejtése')
	{
		//$(selector).fadeOut(1000);		
		$(selector).hide("slow");
		$(selector+"-link").html("részletek megjelenítése");
	}
	else
	{
		$(selector+"-link").html("részletek elrejtése");
		//$(selector).fadeIn(1000);
		$(selector).show("slow");
	}
	return false;
}

function number_format(num, decpoint, sep) {
				  num = num.toString().replace(",",".");
				  num = parseFloat(num);
				  if(isNaN(num))
				  {
				  		return "";
				  }

				  // check for missing parameters and use defaults if so
				  if (arguments.length == 2) {
					sep = ",";
				  }
				  if (arguments.length == 1) {
					sep = ",";
					decpoint = ".";
				  }
				  // need a string for operations
				  num = num.toString();
				  // separate the whole number and the fraction if possible
				  a = num.split(decpoint);
				  x = a[0]; // decimal
				  y = a[1]; // fraction
				  z = "";
				
				
				  if (typeof(x) != "undefined") {
					// reverse the digits. regexp works from left to right.
					for (i=x.length-1;i>=0;i--)
					  z += x.charAt(i);
					// add seperators. but undo the trailing one, if there
					z = z.replace(/(\d{3})/g, "$1" + sep);
					if (z.slice(-sep.length) == sep)
					  z = z.slice(0, -sep.length);
					x = "";
					// reverse again to get back the number
					for (i=z.length-1;i>=0;i--)
					  x += z.charAt(i);
					// add the fraction back in, if it was there
					if (typeof(y) != "undefined" && y.length > 0)
					  x += decpoint + y;
				  }
				  return x;
		}