function changeChannel(channel) {
	if (channel != '')
		top.location = channel;
}




// Terra header: OLD & NEW SITES
document.writeln('<div id="hd"><div class="lock">');
document.writeln('<a href="http://www.terra.com.pe/" target="_top" class="logo"><img src="http://www.terra.com.pe/noticias/calentamiento-global/img/terra.gif" width="120" height="44" border="0" alt="Terra" /></a>');

document.writeln('<form name="header">');
document.writeln('<select name="canales" class="canales" onChange="changeChannel(document.header.canales.options[this.form.canales.selectedIndex].value)">');
for (i=0; i<arraycanales.length; i+=3) {
	if (arraycanales[i+1] == "") {
		document.write('<option value="">');
	} else {
		document.write('<option value=' + arraycanales[i+1] + '>');
	}
	document.write(arraycanales[i]);
}

document.writeln('</select>');
document.writeln('</form>');
document.writeln('</div></div>');