function $(id) {
	return document.getElementById(id);
}
function trim(str) {
	return str.replace(/^\s*(.*?)[\s\n]*$/g, '$1');
}
function keysub(me){
  if(event.keycode==13)
	{
		form.submit();
	}
}

var timer;
var t=1;
function swap (obj){
	$("timg").src=obj.src;
	$("timg").parentNode.href=obj.parentNode.href;
	$(1).parentNode.parentNode.className="";
	$(2).parentNode.parentNode.className="";
	$(3).parentNode.parentNode.className="";
	$(4).parentNode.parentNode.className="";
	obj.parentNode.parentNode.className="active";
	t=obj.id;
}
function autoswap(){
	$("timg").src=$(t).src;
	$("timg").parentNode.href=$(t).parentNode.href;
	$(1).parentNode.parentNode.className="";
	$(2).parentNode.parentNode.className="";
	$(3).parentNode.parentNode.className="";
	$(4).parentNode.parentNode.className="";
	$(t).parentNode.parentNode.className="active";
	t++;
	t=t>4?1:t;
	if(timer)window.clearTimeout(timer);
	timer=window.setTimeout("autoswap()",2000);
}
function tabswitch (obj){
	$("newstab1").className="tabbt";
	$("newstab2").className="tabbt";
	$("newstab3").className="tabbt";
	obj.className="tabcurrent";
	$("newsctt1").style.display="none";
	$("newsctt2").style.display="none";
	$("newsctt3").style.display="none";
	$("newsctt"+obj.id.slice(7)).style.display="";
}

function setCur(src,dst,css) {
	var o = null;
	o = document.getElementById(src);
	if (o) o.className += ' ' + css;
}