function Header(url, hstart, mstart, hend, mend) {
	this.url = url;
	this.hstart = hstart;
	this.mstart = mstart;
	this.hend = hend;
	this.mend = mend;
}

function getHeaderByTime() {
	var header;
	var today = new Date();
	var h = today.getHours();
	var m = today.getMinutes();
	var start = false;
	for(i = 0; i < rotatingHeader.length; i++) {
		start = false;
		header = rotatingHeader[i];
		if(h >= header.hstart) {
			if(h == header.hstart) {
				if(m >= header.mstart) {
				  start = true;
				}
			} else {
				start = true;
			}
		}
		if(start) {
				if(h <= header.hend) {
					if(h == header.hend) {
						if(m < header.mend) {
						return writeHeader(header.url);
				  }
				} else {
				  return writeHeader(header.url);
        }
      }
    }
  }
}
	
function writeHeader(url) {
  return '<a href="http://www.radioazzurra.net"><object width="950" height="300" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=9,0,28,0"><param name="movie" value="' + url + '" /><param name="quality" value="high" /><param name="wmode" value="transparent" /> <embed width="950" height="300" src="' + url + '" quality="high" pluginspage="http://www.adobe.com/shockwave/download/download.cgi?P1_Prod_Version=ShockwaveFlash" type="application/x-shockwave-flash" wmode="transparent"></embed></object></a>'; 
}