function getQueryVariable(variable) {
  var query = window.location.search.substring(1);
  var vars = query.split("&");
  for (var i=0;i<vars.length;i++) {
    var pair = vars[i].split("=");
    if (pair[0] == variable) {
      return pair[1];
    }
  } 
}

function getFlashQuery() {
	if(getQueryVariable("grade") != undefined && getQueryVariable("subject") != undefined) {
		document.write("<script type='text/javascript'>");
		document.write("swfFile = 'clf.swf?grade=' + getQueryVariable('grade') + '&subject=' + getQueryVariable('subject');");
		document.write("var fo2 = new FlashObject(swfFile, 'clf', '895', '810', '9', '#FFFFFF');");
		document.write("fo2.addParam('allowScriptAccess', 'sameDomain');");
		document.write("fo2.addParam('wmode', 'transparent');");
		document.write("fo2.write('clf');");
		document.write("</script>");
	}
	else {
		document.write("<script type='text/javascript'>");
		document.write("swfFile = 'clf.swf';");
		document.write("var fo2 = new FlashObject(swfFile, 'clf', '895', '810', '9', '#FFFFFF');");
		document.write("fo2.addParam('allowScriptAccess', 'sameDomain');");
		document.write("fo2.addParam('wmode', 'transparent');");
		document.write("fo2.write('clf');");
		document.write("</script>");
	}
}