function getURLParam(strParamName)
{
  var strReturn = "";
  var strHref = window.location.href;
  
  if ( strHref.indexOf("?") > -1 )
  {
	var strQueryString = strHref.substr(strHref.indexOf("?")).toLowerCase();
	var aQueryString = strQueryString.split("&");
	
	for ( var iParam = 0; iParam < aQueryString.length; iParam++ )
	{
	  if ( aQueryString[iParam].indexOf(strParamName.toLowerCase() + "=") > -1 )
	  {
		var aParam = aQueryString[iParam].split("=");
		strReturn = aParam[1];
		break;
	  }
	}
  }
  //alert(strReturn);
  return unescape(strReturn);
}

function addJSListeners()
{
	var flashMovie = "swf_flash";
	
	$(window).resize(
        function()
        {
			sendScaleToFlash(flashMovie);
		}
	);
	
	$(window).scroll(
		function()
    	{
			sendScrollToFlash(flashMovie);
		}
	);
	
	sendScaleToFlash(flashMovie);
	sendScrollToFlash(flashMovie);
}

function sendScaleToFlash(movieName)
{
	var flashMovie = $('#' + movieName).get(0);
	flashMovie.onScaleHandler($(window).height());
}
				
function sendScrollToFlash(movieName)
{
	var flashMovie = $('#' + movieName).get(0);
	flashMovie.onScrollHandler($(window).scrollTop());
}

function fadeInNav(time)
{
	prepareNavToFadeIn();
	$('#top_nav').fadeIn(time);
}

function prepareNavToFadeIn()
{
	$('#top_nav').css('display', 'none');
	$('#top_nav').css('visibility', 'visible');
}