// JavaScript Document



window.onscroll = function()
{
	if( window.XMLHttpRequest ) {
		if (document.documentElement.scrollTop > 0 || self.pageYOffset > 0) {
			$('content').style.position = 'fixed';
			$('content').style.top = '0';
		} else if (document.documentElement.scrollTop < 0 || self.pageYOffset < 0) {
			$('content').style.position = 'absolute';
			$('content').style.top = '0px';
		}
	}
}