createScript = function(src, charset) 
{
	var oScript = document.createElement('script');
	oScript.setAttribute('type', 'text/javascript');
	oScript.setAttribute('language', 'javascript');
	oScript.setAttribute('charset', charset);
	oScript.setAttribute('src', src);

	var obody = document.getElementsByTagName('body').item(0);
	obody.insertBefore(oScript, obody.firstChild);
}