function swap(x){
	var str=x.src;
	if(str.indexOf('.gif')!=-1){
		if (str.indexOf('_h.gif')==-1){
			str=str.replace('.gif','_h.gif');
		} else {
			str=str.replace('_h.gif','.gif');
		}
	}
	if(str.indexOf('.png')!=-1){
		if (str.indexOf('_h.png')==-1){
			str=str.replace('.png','_h.png');
		} else {
			str=str.replace('_h.png','.png');
		}
	}
	x.src=str;
}

function externalLinks() {
 if (!document.getElementsByTagName) return;
 var anchors = document.getElementsByTagName("a");
 for (var i=0; i<anchors.length; i++) {
   var anchor = anchors[i];
   if (anchor.getAttribute("href") &&
       anchor.getAttribute("rel") == "external")
     anchor.target = "_blank";
 }
}
window.onload = externalLinks;

function todaysDate() {
	var mydate=new Date();
	var year=mydate.getYear();
	if (year < 1000)
		year+=1900;
	var day=mydate.getDay();
	var month=mydate.getMonth();
	var daym=mydate.getDate();
	if (daym<10)
		daym="0"+daym;
	var dayarray=new Array("Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday");
	var montharray=new Array("January","February","March","April","May","June","July","August","September","October","November","December");
	document.write(dayarray[day]+", "+montharray[month]+" "+daym+" "+year);
}